2 * TCC auto test program
8 /* Unfortunately, gcc version < 3 does not handle that! */
11 /* only gcc 3 handles _Bool correctly */
14 /* gcc 2.95.3 does not handle correctly CR in strings or after strays */
15 #define CORRECT_CR_HANDLING
20 #define LONG_LONG_FORMAT "%lld"
21 #define ULONG_LONG_FORMAT "%llu"
23 #define LONG_LONG_FORMAT "%Ld"
24 #define ULONG_LONG_FORMAT "%Lu"
27 // MinGW has 80-bit rather than 64-bit long double which isn't compatible with TCC or MSVC
28 #if defined(_WIN32) && defined(__GNUC__)
29 #define LONG_DOUBLE double
30 #define LONG_DOUBLE_LITERAL(x) x
32 #define LONG_DOUBLE long double
33 #define LONG_DOUBLE_LITERAL(x) x ## L
36 /* deprecated and no longer supported in gcc 3.3 */
37 //#define ACCEPT_CR_IN_STRINGS
39 /* __VA_ARGS__ and __func__ support */
42 /* test various include syntaxes */
44 #define TCCLIB_INC <tcclib.h>
45 #define TCCLIB_INC1 <tcclib
46 #define TCCLIB_INC2 h>
47 #define TCCLIB_INC3 "tcclib.h"
51 #include TCCLIB_INC1.TCCLIB_INC2
53 #include TCCLIB_INC1.h>
63 /* Test two more ways to include a file named like a pp-number */
64 #define INC(name) <tests/name.h>
65 #define funnyname 42test.h
67 #define incname < incdir funnyname >
68 #define __stringify(x) #x
69 #define stringify(x) __stringify(x)
72 #include stringify(funnyname)
78 void recursive_macro_test();
92 void constant_expr_test();
94 void char_short_test();
96 void compound_literal_test(void);
98 void struct_assign_test(void);
100 void bitfield_test(void);
101 void c99_bool_test(void);
102 void float_test(void);
103 void longlong_test(void);
104 void manyarg_test(void);
105 void stdarg_test(void);
106 void whitespace_test(void);
107 void relocation_test(void);
108 void old_style_function(void);
109 void alloca_test(void);
110 void c99_vla_test(int size1
, int size2
);
111 void sizeof_test(void);
112 void typeof_test(void);
113 void local_label_test(void);
114 void statement_expr_test(void);
116 void builtin_test(void);
117 void weak_test(void);
118 void global_data_test(void);
119 void cmp_comparison_test(void);
120 void math_cmp_test(void);
121 void callsave_test(void);
122 void builtin_frame_address_test(void);
123 void attrib_test(void);
127 void forward_ref(void);
130 /* Line joining happens before tokenization, so the following
131 must be parsed as ellipsis. */
132 void funny_line_continuation (int, ..\
135 char via_volatile (char);
140 #define M1(a, b) (a) + (b)
144 #define glue(a, b) a ## b
145 #define xglue(a, b) glue(a, b)
146 #define HIGHLOW "hello"
147 #define LOW LOW ", world"
149 static int onetwothree
= 123;
150 #define onetwothree4 onetwothree
151 #define onetwothree xglue(onetwothree,4)
153 #define min(a, b) ((a) < (b) ? (a) : (b))
156 #define dprintf(level,...) printf(__VA_ARGS__)
159 /* gcc vararg macros */
160 #define dprintf1(level, fmt, args...) printf(fmt, ## args)
162 #define MACRO_NOARGS()
178 #define __INT64_C(c) c ## LL
179 #define INT64_MIN (-__INT64_C(9223372036854775807)-1)
187 #define spin_lock(lock) do { } while (0)
188 #define wq_spin_lock spin_lock
189 #define TEST2() wq_spin_lock(a)
191 #define UINT_MAX ((unsigned) -1)
193 void intdiv_test(void)
195 printf("18/21=%u\n", 18/21);
196 printf("18%%21=%u\n", 18%21);
197 printf("41/21=%u\n", 41/21);
198 printf("41%%21=%u\n", 41%21);
199 printf("42/21=%u\n", 42/21);
200 printf("42%%21=%u\n", 42%21);
201 printf("43/21=%u\n", 43/21);
202 printf("43%%21=%u\n", 43%21);
203 printf("126/21=%u\n", 126/21);
204 printf("126%%21=%u\n", 126%21);
205 printf("131/21=%u\n", 131/21);
206 printf("131%%21=%u\n", 131%21);
207 printf("(UINT_MAX/2+3)/2=%u\n", (UINT_MAX
/2+3)/2);
208 printf("(UINT_MAX/2+3)%%2=%u\n", (UINT_MAX
/2+3)%2);
210 printf("18/-21=%u\n", 18/-21);
211 printf("18%%-21=%u\n", 18%-21);
212 printf("41/-21=%u\n", 41/-21);
213 printf("41%%-21=%u\n", 41%-21);
214 printf("42/-21=%u\n", 42/-21);
215 printf("42%%-21=%u\n", 42%-21);
216 printf("43/-21=%u\n", 43/-21);
217 printf("43%%-21=%u\n", 43%-21);
218 printf("126/-21=%u\n", 126/-21);
219 printf("126%%-21=%u\n", 126%-21);
220 printf("131/-21=%u\n", 131/-21);
221 printf("131%%-21=%u\n", 131%-21);
222 printf("(UINT_MAX/2+3)/-2=%u\n", (UINT_MAX
/2+3)/-2);
223 printf("(UINT_MAX/2+3)%%-2=%u\n", (UINT_MAX
/2+3)%-2);
225 printf("-18/21=%u\n", -18/21);
226 printf("-18%%21=%u\n", -18%21);
227 printf("-41/21=%u\n", -41/21);
228 printf("-41%%21=%u\n", -41%21);
229 printf("-42/21=%u\n", -42/21);
230 printf("-42%%21=%u\n", -42%21);
231 printf("-43/21=%u\n", -43/21);
232 printf("-43%%21=%u\n", -43%21);
233 printf("-126/21=%u\n", -126/21);
234 printf("-126%%21=%u\n", -126%21);
235 printf("-131/21=%u\n", -131/21);
236 printf("-131%%21=%u\n", -131%21);
237 printf("-(UINT_MAX/2+3)/2=%u\n", (0-(UINT_MAX
/2+3))/2);
238 printf("-(UINT_MAX/2+3)%%2=%u\n", (0-(UINT_MAX
/2+3))%2);
240 printf("-18/-21=%u\n", -18/-21);
241 printf("-18%%-21=%u\n", -18%-21);
242 printf("-41/-21=%u\n", -41/-21);
243 printf("-41%%-21=%u\n", -41%-21);
244 printf("-42/-21=%u\n", -42/-21);
245 printf("-42%%-21=%u\n", -42%-21);
246 printf("-43/-21=%u\n", -43/-21);
247 printf("-43%%-21=%u\n", -43%-21);
248 printf("-126/-21=%u\n", -126/-21);
249 printf("-126%%-21=%u\n", -126%-21);
250 printf("-131/-21=%u\n", -131/-21);
251 printf("-131%%-21=%u\n", -131%-21);
252 printf("-(UINT_MAX/2+3)/-2=%u\n", (0-(UINT_MAX
/2+3))/-2);
253 printf("-(UINT_MAX/2+3)%%-2=%u\n", (0-(UINT_MAX
/2+3))%-2);
256 void macro_test(void)
258 printf("macro:\n");\f\v
260 printf("aaa=%d\n", AAA
);
262 printf("min=%d\n", min(1, min(2, -1)));
264 printf("s1=%s\n", glue(HIGH
, LOW
));
265 printf("s2=%s\n", xglue(HIGH
, LOW
));
266 printf("s3=%s\n", str("c"));
267 printf("s4=%s\n", str(a1
));
268 printf("B3=%d\n", B3
);
270 printf("onetwothree=%d\n", onetwothree
);
273 printf("A defined\n");
276 printf("B defined\n");
279 printf("A defined\n");
281 printf("A not defined\n");
284 printf("B defined\n");
286 printf("B not defined\n");
290 printf("A defined\n");
292 printf("B1 defined\n");
294 printf("B1 not defined\n");
297 printf("A not defined\n");
299 printf("B2 defined\n");
301 printf("B2 not defined\n");
306 printf("test true1\n");
309 printf("test true2\n");
312 printf("test true3\n");
315 printf("test trueA\n");
318 printf("test trueB\n");
334 printf("__LINE__ defined\n");
337 printf("__LINE__=%d __FILE__=%s\n",
341 printf("__LINE__=%d __FILE__=%s\n",
344 printf("__LINE__=%d __FILE__=%s\n",
346 #line 227 "tcctest.c"
349 /* not strictly preprocessor, but we test it there */
351 printf("__func__ = %s\n", __func__
);
352 dprintf(1, "vaarg=%d\n", 1);
354 dprintf1(1, "vaarg1\n");
355 dprintf1(1, "vaarg1=%d\n", 2);
356 dprintf1(1, "vaarg1=%d %d\n", 1, 2);
359 printf("func='%s'\n", __FUNCTION__
);
361 /* complicated macros in glibc */
362 printf("INT64_MIN=" LONG_LONG_FORMAT
"\n", INT64_MIN
);
372 /* macro function with argument outside the macro string */
373 #define MF_s MF_hello
374 #define MF_hello(msg) printf("%s\n",msg)
376 #define MF_t printf("tralala\n"); MF_hello
381 /* test macro substituion inside args (should not eat stream) */
382 printf("qq=%d\n", qq(qq
)(2));
384 /* test zero argument case. NOTE: gcc 2.95.x does not accept a
385 null argument without a space. gcc 3.2 fixes that. */
388 printf("qq1=%d\n", qq1( ));
390 /* comment with stray handling *\
392 /* this is a valid *\/ comment */
393 /* this is a valid comment *\*/
397 /* test function macro substitution when the function name is
401 /* And again when the name and parenthes are separated by a
403 TEST2
/* the comment */ ();
405 printf("%s\n", get_basefile_from_header());
406 printf("%s\n", __BASE_FILE__
);
407 printf("%s\n", get_file_from_header());
408 printf("%s\n", __FILE__
);
410 /* Check that funnily named include was in fact included */
411 have_included_42test_h
= 1;
412 have_included_42test_h_second
= 1;
413 have_included_42test_h_third
= 1;
417 static void print_num(char *fn
, int line
, int num
) {
418 printf("fn %s, line %d, num %d\n", fn
, line
, num
);
421 void recursive_macro_test(void)
424 #define ELF32_ST_TYPE(val) ((val) & 0xf)
425 #define ELF32_ST_INFO(bind, type) (((bind) << 4) + ((type) & 0xf))
426 #define STB_WEAK 2 /* Weak symbol */
427 #define ELFW(type) ELF##32##_##type
428 printf("%d\n", ELFW(ST_INFO
)(STB_WEAK
, ELFW(ST_TYPE
)(123)));
432 #define print_num(x) print_num(__FILE__,__LINE__,x)
434 WRAP(print_num(123));
435 WRAP(WRAP(print_num(123)));
437 static struct recursive_macro
{ int rm_field
; } G
;
438 #define rm_field (G.rm_field)
439 printf("rm_field = %d\n", rm_field
);
440 printf("rm_field = %d\n", WRAP(rm_field
));
441 WRAP((printf("rm_field = %d %d\n", rm_field
, WRAP(rm_field
))));
458 void ps(const char *s
)
470 const char foo1_string
[] = "\
479 printf("\141\1423\143\n");/* dezdez test */
480 printf("\x41\x42\x43\x3a\n");
481 printf("c=%c\n", 'r');
482 printf("wc=%C 0x%lx %C\n", L
'a', L
'\x1234', L
'c');
483 printf("foo1_string='%s'\n", foo1_string
);
485 printf("wstring=%S\n", L
"abc");
486 printf("wstring=%S\n", L
"abc" L
"def" "ghi");
487 printf("'\\377'=%d '\\xff'=%d\n", '\377', '\xff');
488 printf("L'\\377'=%d L'\\xff'=%d\n", L
'\377', L
'\xff');
492 while ((b
= b
+ 1) < 96) {
496 printf("fib=%d\n", fib(33));
498 while (b
!= 0x80000000) {
511 for(i
= 0; i
< 10;i
++)
521 /* c99 for loop init test */
522 for (size_t count
= 1; count
< 3; count
++)
523 printf("count=%d\n", count
);
524 printf("count = %d\n", count
);
526 /* break/continue tests */
538 /* break/continue tests */
550 for(i
= 0;i
< 10;i
++) {
558 typedef int typedef_and_label
;
563 static void *label_table
[3] = { &&label1
, &&label2
, &&label3
};
567 /* This needs to parse as label, not as start of decl. */
578 /* we also test computed gotos (GCC extension) */
580 goto *label_table
[i
];
606 enum {E6
= 42, E7
, E8
} e
:8;
611 /* The following should give no warning */
613 struct S_enum s
= {E7
};
614 printf("enum: %d\n", s
.e
);
615 printf("enum:\n%d %d %d %d %d %d\n",
616 E0
, E1
, E2
, E3
, E4
, E5
);
618 printf("b1=%d\n", b1
);
634 printf("typedef:\n");
635 printf("a=%d\n", *a
);
637 printf("mytype2=%d\n", mytype2
);
642 printf("forward:\n");
648 void forward_ref(void)
650 printf("forward ok\n");
653 typedef struct struct1
{
673 struct struct1 st1
, st2
;
680 int main(int argc
, char **argv
)
685 recursive_macro_test();
699 constant_expr_test();
703 compound_literal_test();
705 struct_assign_test();
715 old_style_function();
720 statement_expr_test();
728 cmp_comparison_test();
731 builtin_frame_address_test();
733 if (via_volatile (42) != 42)
734 printf ("via_volatile broken\n");
746 printf("g1=%d\n", g
);
754 printf("g2=%d\n", g
);
758 printf("g3=%d\n", g
);
762 printf("g4=%d\n", g
);
765 printf("g5=%d\n", g
);
773 printf("sizeof(a) = %d\n", sizeof(a
));
774 printf("sizeof(\"a\") = %d\n", sizeof("a"));
776 printf("sizeof(__func__) = %d\n", sizeof(__func__
));
778 printf("sizeof tab %d\n", sizeof(tab
));
779 printf("sizeof tab2 %d\n", sizeof tab2
);
783 printf("%d %d %d\n", tab
[0], tab
[1], tab
[2]);
786 tab2
[i
][j
] = 10 * i
+ j
;
788 printf(" %3d", ((int *)tab2
)[i
]);
791 printf("sizeof(size_t)=%d\n", sizeof(size_t));
792 printf("sizeof(ptrdiff_t)=%d\n", sizeof(ptrdiff_t));
799 printf("%d\n", a
+= 1);
800 printf("%d\n", a
-= 2);
801 printf("%d\n", a
*= 31232132);
802 printf("%d\n", a
/= 4);
803 printf("%d\n", a
%= 20);
804 printf("%d\n", a
&= 6);
805 printf("%d\n", a
^= 7);
806 printf("%d\n", a
|= 8);
807 printf("%d\n", a
>>= 3);
808 printf("%d\n", a
<<= 4);
812 printf("%d\n", a
+ 1);
813 printf("%d\n", a
- 2);
814 printf("%d\n", a
* 312);
815 printf("%d\n", a
/ 4);
816 printf("%d\n", b
/ 4);
817 printf("%d\n", (unsigned)b
/ 4);
818 printf("%d\n", a
% 20);
819 printf("%d\n", b
% 20);
820 printf("%d\n", (unsigned)b
% 20);
821 printf("%d\n", a
& 6);
822 printf("%d\n", a
^ 7);
823 printf("%d\n", a
| 8);
824 printf("%d\n", a
>> 3);
825 printf("%d\n", b
>> 3);
826 printf("%d\n", (unsigned)b
>> 3);
827 printf("%d\n", a
<< 4);
832 printf("%d\n", 12 + 1);
833 printf("%d\n", 12 - 2);
834 printf("%d\n", 12 * 312);
835 printf("%d\n", 12 / 4);
836 printf("%d\n", 12 % 20);
837 printf("%d\n", 12 & 6);
838 printf("%d\n", 12 ^ 7);
839 printf("%d\n", 12 | 8);
840 printf("%d\n", 12 >> 2);
841 printf("%d\n", 12 << 4);
845 printf("%d %d %d %d\n",
854 return (c
>= 'a' & c
<= 'z') | (c
>= 'A' & c
<= 'Z') | c
== '_';
857 /**********************/
859 int vstack
[10], *vstack_ptr
;
861 void vpush(int vt
, int vc
)
867 void vpop(int *ft
, int *fc
)
880 vstack_ptr
[-2] &= ~0xffffff80;
882 printf("res= %d %d\n", a
, b
);
885 void constant_expr_test()
888 printf("constant_expr:\n");
890 printf("%d\n", a
* 16);
891 printf("%d\n", a
* 1);
892 printf("%d\n", a
+ 0);
902 printf("expr_ptr:\n");
905 printf("diff=%d\n", q
- p
);
907 printf("inc=%d\n", p
- tab4
);
909 printf("dec=%d\n", p
- tab4
);
911 printf("inc=%d\n", p
- tab4
);
913 printf("dec=%d\n", p
- tab4
);
914 printf("add=%d\n", p
+ 3 - tab4
);
915 printf("add=%d\n", 3 + p
- tab4
);
917 /* check if 64bit support is ok */
920 printf("%p %p %ld\n", q
, p
, p
-q
);
921 printf("%d %d %d %d %d %d\n",
922 p
== q
, p
!= q
, p
< q
, p
<= q
, p
>= q
, p
> q
);
925 printf("%p %p %ld\n", q
, p
, p
-q
);
926 printf("%d %d %d %d %d %d\n",
927 p
== q
, p
!= q
, p
< q
, p
<= q
, p
>= q
, p
> q
);
928 p
= (int *)((char *)p
+ 0xf0000000);
929 printf("%p %p %ld\n", q
, p
, p
-q
);
930 printf("%d %d %d %d %d %d\n",
931 p
== q
, p
!= q
, p
< q
, p
<= q
, p
>= q
, p
> q
);
933 printf("%p %p %ld\n", q
, p
, p
-q
);
934 printf("%d %d %d %d %d %d\n",
935 p
== q
, p
!= q
, p
< q
, p
<= q
, p
>= q
, p
> q
);
940 struct size12 s
[2], *sp
= s
;
945 printf("%d\n", sp
[j
].i
);
952 printf("constant_expr:\n");
955 printf("%d\n", a
== a
);
956 printf("%d\n", a
!= a
);
958 printf("%d\n", a
< b
);
959 printf("%d\n", a
<= b
);
960 printf("%d\n", a
<= a
);
961 printf("%d\n", b
>= a
);
962 printf("%d\n", a
>= a
);
963 printf("%d\n", b
> a
);
965 printf("%d\n", (unsigned)a
< b
);
966 printf("%d\n", (unsigned)a
<= b
);
967 printf("%d\n", (unsigned)a
<= a
);
968 printf("%d\n", (unsigned)b
>= a
);
969 printf("%d\n", (unsigned)a
>= a
);
970 printf("%d\n", (unsigned)b
> a
);
999 printf("sizes: %d %d %d %d\n",
1000 sizeof(struct struct1
),
1001 sizeof(struct struct2
),
1002 sizeof(union union1
),
1003 sizeof(union union2
));
1007 printf("st1: %d %d %d\n",
1008 st1
.f1
, st1
.f2
, st1
.f3
);
1011 printf("union1: %d\n", st1
.u
.v1
);
1014 printf("union2: %d\n", u
.w1
);
1019 printf("st2: %d %d %d\n",
1020 s
->f1
, s
->f2
, s
->f3
);
1021 printf("str_addr=%x\n", (int)st1
.str
- (int)&st1
.f1
);
1023 /* align / size tests */
1024 printf("aligntest1 sizeof=%d alignof=%d\n",
1025 sizeof(struct aligntest1
), __alignof__(struct aligntest1
));
1026 printf("aligntest2 sizeof=%d alignof=%d\n",
1027 sizeof(struct aligntest2
), __alignof__(struct aligntest2
));
1028 printf("aligntest3 sizeof=%d alignof=%d\n",
1029 sizeof(struct aligntest3
), __alignof__(struct aligntest3
));
1030 printf("aligntest4 sizeof=%d alignof=%d\n",
1031 sizeof(struct aligntest4
), __alignof__(struct aligntest4
));
1033 /* empty structures (GCC extension) */
1034 printf("sizeof(struct empty) = %d\n", sizeof(struct empty
));
1035 printf("alignof(struct empty) = %d\n", __alignof__(struct empty
));
1038 /* XXX: depend on endianness */
1039 void char_short_test()
1043 printf("char_short:\n");
1047 printf("s8=%d %d\n",
1048 *(char *)&var1
, *(char *)&var2
);
1049 printf("u8=%d %d\n",
1050 *(unsigned char *)&var1
, *(unsigned char *)&var2
);
1051 printf("s16=%d %d\n",
1052 *(short *)&var1
, *(short *)&var2
);
1053 printf("u16=%d %d\n",
1054 *(unsigned short *)&var1
, *(unsigned short *)&var2
);
1055 printf("s32=%d %d\n",
1056 *(int *)&var1
, *(int *)&var2
);
1057 printf("u32=%d %d\n",
1058 *(unsigned int *)&var1
, *(unsigned int *)&var2
);
1059 *(char *)&var1
= 0x08;
1060 printf("var1=%x\n", var1
);
1061 *(short *)&var1
= 0x0809;
1062 printf("var1=%x\n", var1
);
1063 *(int *)&var1
= 0x08090a0b;
1064 printf("var1=%x\n", var1
);
1067 /******************/
1069 typedef struct Sym
{
1077 #define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
1078 #define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c))
1080 static int toupper1(int a
)
1085 static unsigned int calc_vm_flags(unsigned int prot
)
1087 unsigned int prot_bits
;
1088 /* This used to segfault in some revisions: */
1089 prot_bits
= ((0x1==0x00000001)?(prot
&0x1):(prot
&0x1)?0x00000001:0);
1095 int *s
, a
, b
, t
, f
, i
;
1099 printf("!s=%d\n", !s
);
1103 printf("a=%d\n", a
);
1105 printf("a=%d %d %d\n", 0 || 0, 0 || 1, 1 || 1);
1106 printf("a=%d %d %d\n", 0 && 0, 0 && 1, 1 && 1);
1107 printf("a=%d %d\n", 1 ? 1 : 0, 0 ? 1 : 0);
1122 printf("b=%d\n", a
+ (0 ? 1 : a
/ 2));
1124 /* test register spilling */
1127 a
= (a
+ b
) * ((a
< b
) ?
1128 ((b
- a
) * (a
- b
)): a
+ b
);
1129 printf("a=%d\n", a
);
1131 /* test complex || or && expressions */
1135 printf("exp=%d\n", f
== (32 <= a
&& a
<= 3));
1136 printf("r=%d\n", (t
|| f
) + (t
&& f
));
1141 int aspect_native
= 65536;
1142 double bfu_aspect
= 1.0;
1144 for(aspect_on
= 0; aspect_on
< 2; aspect_on
++) {
1145 aspect
=aspect_on
?(aspect_native
*bfu_aspect
+0.5):65535UL;
1146 printf("aspect=%d\n", aspect
);
1150 /* test ? : GCC extension */
1152 static int v1
= 34 ? : -1; /* constant case */
1153 static int v2
= 0 ? : -1; /* constant case */
1156 printf("%d %d\n", v1
, v2
);
1157 printf("%d %d\n", a
- 30 ? : a
* 2, a
+ 1 ? : a
* 2);
1160 /* again complex expression */
1161 for(i
=0;i
<256;i
++) {
1162 if (toupper1 (i
) != TOUPPER (i
))
1163 printf("error %d\n", i
);
1165 printf ("bits = 0x%x\n", calc_vm_flags (0x1));
1168 /* GCC accepts that */
1169 static int tab_reinit
[];
1170 static int tab_reinit
[10];
1172 //int cinit1; /* a global variable can be defined several times without error ! */
1176 int *cinit2
= (int []){3, 2, 1};
1178 void compound_literal_test(void)
1183 printf("compound_test:\n");
1185 p
= (int []){1, 2, 3};
1187 printf(" %d", p
[i
]);
1191 printf("%d", cinit2
[i
]);
1195 printf("q1=%s\n", q
);
1197 q
= (char *){ "tralala2" };
1198 printf("q2=%s\n", q
);
1201 printf("q3=%s\n", q3
);
1203 q
= (char []){ "tralala3" };
1204 printf("q4=%s\n", q
);
1207 p
= (int []){1, 2, cinit1
+ 3};
1209 printf(" %d", p
[i
]);
1213 p
= (int []){1, 2, 4 + i
};
1214 printf("%d %d %d\n",
1236 printf("kr_test:\n");
1237 printf("func1=%d\n", kr_func1(3, 4));
1238 printf("func2=%d\n", kr_func2(3, 4));
1245 tab
= (char*)malloc(20);
1262 /* structure assignment tests */
1268 struct structa1 ssta1
;
1270 void struct_assign_test1(struct structa1 s1
, int t
, float f
)
1272 printf("%d %d %d %f\n", s1
.f1
, s1
.f2
, t
, f
);
1275 struct structa1
struct_assign_test2(struct structa1 s1
, int t
)
1282 void struct_assign_test(void)
1285 struct structa1 lsta1
, lsta2
;
1292 printf("struct_assign_test:\n");
1296 printf("%d %d\n", s
.lsta1
.f1
, s
.lsta1
.f2
);
1298 printf("%d %d\n", s
.lsta2
.f1
, s
.lsta2
.f2
);
1303 struct_assign_test1(ps
->lsta2
, 3, 4.5);
1305 printf("before call: %d %d\n", s
.lsta2
.f1
, s
.lsta2
.f2
);
1306 ps
->lsta2
= struct_assign_test2(ps
->lsta2
, ps
->i
);
1307 printf("after call: %d %d\n", ps
->lsta2
.f1
, ps
->lsta2
.f2
);
1312 /* XXX: we should allow this even without braces */
1313 { struct_assign_test
}
1315 printf("%d\n", struct_assign_test
== t
[0].elem
);
1318 /* casts to short/char */
1320 void cast1(char a
, short b
, unsigned char c
, unsigned short d
)
1322 printf("%d %d %d %d\n", a
, b
, c
, d
);
1336 p
-= 0x700000000042;
1338 printf("cast_test:\n");
1342 printf("%d %d %d %d\n",
1345 (unsigned char)(a
+ 1),
1346 (unsigned short)(a
+ 1));
1347 printf("%d %d %d %d\n",
1350 (unsigned char)0xfffff,
1351 (unsigned short)0xfffff);
1353 a
= (bcast
= 128) + 1;
1355 a
= (scast
= 65536) + 1;
1358 printf("sizeof(c) = %d, sizeof((int)c) = %d\n", sizeof(c
), sizeof((int)c
));
1360 /* test cast from unsigned to signed short to int */
1363 printf("((unsigned)(short)0x%08x) = 0x%08x\n", b
, d
);
1366 printf("((unsigned)(char)0x%08x) = 0x%08x\n", b
, d
);
1368 /* test implicit int casting for array accesses */
1372 printf("%d %d\n", tab
[0], tab
[1]);
1374 /* test implicit casting on some operators */
1375 printf("sizeof(+(char)'a') = %d\n", sizeof(+(char)'a'));
1376 printf("sizeof(-(char)'a') = %d\n", sizeof(-(char)'a'));
1377 printf("sizeof(~(char)'a') = %d\n", sizeof(-(char)'a'));
1379 /* from pointer to integer types */
1380 printf("%d %d %ld %ld %lld %lld\n",
1381 (int)p
, (unsigned int)p
,
1382 (long)p
, (unsigned long)p
,
1383 (long long)p
, (unsigned long long)p
);
1385 /* from integers to pointers */
1386 printf("%p %p %p %p\n",
1387 (void *)a
, (void *)b
, (void *)c
, (void *)d
);
1390 /* initializers tests */
1391 struct structinit1
{
1400 int sinit3
[3] = { 1, 2, {{3}}, };
1401 int sinit4
[3][2] = { {1, 2}, {3, 4}, {5, 6} };
1402 int sinit5
[3][2] = { 1, 2, 3, 4, 5, 6 };
1403 int sinit6
[] = { 1, 2, 3 };
1404 int sinit7
[] = { [2] = 3, [0] = 1, 2 };
1405 char sinit8
[] = "hello" "trala";
1407 struct structinit1 sinit9
= { 1, 2, 3 };
1408 struct structinit1 sinit10
= { .f2
= 2, 3, .f1
= 1 };
1409 struct structinit1 sinit11
= { .f2
= 2, 3, .f1
= 1,
1417 char *sinit12
= "hello world";
1423 char sinit14
[10] = { "abc" };
1424 int sinit15
[3] = { sizeof(sinit15
), 1, 2 };
1426 struct { int a
[3], b
; } sinit16
[] = { { 1 }, 2 };
1442 struct complexinit0
{
1447 struct complexinit
{
1449 const struct complexinit0
*b
;
1452 const static struct complexinit cix
[] = {
1455 .b
= (const struct complexinit0
[]) {
1463 struct complexinit2
{
1468 struct complexinit2 cix20
;
1470 struct complexinit2 cix21
= {
1472 .b
= { 3001, 3002, 3003 }
1475 struct complexinit2 cix22
= {
1477 .b
= { 4001, 4002, 4003, 4004, 4005, 4006 }
1480 typedef int arrtype1
[];
1481 arrtype1 sinit19
= {1};
1482 arrtype1 sinit20
= {2,3};
1483 typedef int arrtype2
[3];
1484 arrtype2 sinit21
= {4};
1485 arrtype2 sinit22
= {5,6,7};
1487 /* Address comparisons of non-weak symbols with zero can be const-folded */
1488 int sinit23
[2] = { "astring" ? sizeof("astring") : -1,
1489 &sinit23
? 42 : -1 };
1491 void init_test(void)
1495 int linit4
[3][2] = { {1, 2}, {3, 4}, {5, 6} };
1496 int linit6
[] = { 1, 2, 3 };
1498 char linit8
[] = "hello" "trala";
1499 int linit12
[10] = { 1, 2 };
1500 int linit13
[10] = { 1, 2, [7] = 3, [3] = 4, };
1501 char linit14
[10] = "abc";
1502 int linit15
[10] = { linit1
, linit1
+ 1, [6] = linit1
+ 2, };
1503 struct linit16
{ int a1
, a2
, a3
, a4
; } linit16
= { 1, .a3
= 2 };
1504 int linit17
= sizeof(linit17
);
1506 /* Addresses on non-weak symbols are non-zero, but not the access itself */
1507 int linit18
[2] = {&zero
? 1 : -1, zero
? -1 : 1 };
1509 printf("init_test:\n");
1511 printf("sinit1=%d\n", sinit1
);
1512 printf("sinit2=%d\n", sinit2
);
1513 printf("sinit3=%d %d %d %d\n",
1519 printf("sinit6=%d\n", sizeof(sinit6
));
1520 printf("sinit7=%d %d %d %d\n",
1526 printf("sinit8=%s\n", sinit8
);
1527 printf("sinit9=%d %d %d\n",
1532 printf("sinit10=%d %d %d\n",
1537 printf("sinit11=%d %d %d %d %d %d\n",
1548 printf("[%d][%d] = %d %d %d\n",
1549 i
, j
, sinit4
[i
][j
], sinit5
[i
][j
], linit4
[i
][j
]);
1550 printf("linit1=%d\n", linit1
);
1551 printf("linit2=%d\n", linit2
);
1552 printf("linit6=%d\n", sizeof(linit6
));
1553 printf("linit8=%d %s\n", sizeof(linit8
), linit8
);
1555 printf("sinit12=%s\n", sinit12
);
1556 printf("sinit13=%d %s %s %s\n",
1561 printf("sinit14=%s\n", sinit14
);
1563 for(i
=0;i
<10;i
++) printf(" %d", linit12
[i
]);
1565 for(i
=0;i
<10;i
++) printf(" %d", linit13
[i
]);
1567 for(i
=0;i
<10;i
++) printf(" %d", linit14
[i
]);
1569 for(i
=0;i
<10;i
++) printf(" %d", linit15
[i
]);
1571 printf("%d %d %d %d\n",
1576 /* test that initialisation is done after variable declare */
1577 printf("linit17=%d\n", linit17
);
1578 printf("sinit15=%d\n", sinit15
[0]);
1579 printf("sinit16=%d %d\n", sinit16
[0].a
[0], sinit16
[1].a
[0]);
1580 printf("sinit17=%s %d %s %d\n",
1581 sinit17
[0].s
, sinit17
[0].len
,
1582 sinit17
[1].s
, sinit17
[1].len
);
1584 printf("%x ", sinit18
[i
]);
1586 /* complex init check */
1587 printf("cix: %d %d %d %d %d %d %d\n",
1589 cix
[0].b
[0].a
, cix
[0].b
[0].b
,
1590 cix
[0].b
[1].a
, cix
[0].b
[1].b
,
1591 cix
[0].b
[2].a
, cix
[0].b
[2].b
);
1592 printf("cix2: %d %d\n", cix21
.b
[2], cix22
.b
[5]);
1593 printf("sizeof cix20 %d, cix21 %d, sizeof cix22 %d\n", sizeof cix20
, sizeof cix21
, sizeof cix22
);
1595 printf("arrtype1: %d %d %d\n", sinit19
[0], sinit20
[0], sinit20
[1]);
1596 printf("arrtype2: %d %d\n", sizeof(sinit19
), sizeof(sinit20
));
1597 printf("arrtype3: %d %d %d\n", sinit21
[0], sinit21
[1], sinit21
[2]);
1598 printf("arrtype4: %d %d %d\n", sinit22
[0], sinit22
[1], sinit22
[2]);
1599 printf("arrtype5: %d %d\n", sizeof(sinit21
), sizeof(sinit22
));
1600 printf("arrtype6: %d\n", sizeof(arrtype2
));
1602 printf("sinit23= %d %d\n", sinit23
[0], sinit23
[1]);
1603 printf("linit18= %d %d\n", linit18
[0], linit18
[1]);
1634 /* ISOC99 _Bool type */
1635 void c99_bool_test(void)
1641 printf("bool_test:\n");
1642 printf("sizeof(_Bool) = %d\n", sizeof(_Bool
));
1644 printf("cast: %d %d %d\n", (_Bool
)10, (_Bool
)0, (_Bool
)a
);
1646 printf("b = %d\n", b
);
1648 printf("b = %d\n", b
);
1652 void bitfield_test(void)
1664 unsigned int f5
: 7;
1666 printf("bitfield_test:");
1667 printf("sizeof(st1) = %d\n", sizeof(st1
));
1676 printf("%d %d %d %d %d\n",
1677 st1
.f1
, st1
.f2
, st1
.f3
, st1
.f4
, st1
.f5
);
1680 printf("%d %d\n", sa
, ca
);
1684 printf("st1.f1 == -1\n");
1686 printf("st1.f1 != -1\n");
1688 printf("st1.f2 == -1\n");
1690 printf("st1.f2 != -1\n");
1692 /* bit sizes below must be bigger than 32 since GCC doesn't allow
1693 long-long bitfields whose size is not bigger than int */
1698 unsigned long long f3
: 38;
1700 st2
.f1
= 0x123456789ULL
;
1702 st2
.f2
= (long long)a
<< 25;
1705 printf("%lld %lld %lld\n", st2
.f1
, st2
.f2
, st2
.f3
);
1709 #define FLOAT_FMT "%f\n"
1711 /* x86's float isn't compatible with GCC */
1712 #define FLOAT_FMT "%.5f\n"
1715 /* declare strto* functions as they are C99 */
1716 double strtod(const char *nptr
, char **endptr
);
1719 float strtof(const char *nptr
, char **endptr
) {return (float)strtod(nptr
, endptr
);}
1720 LONG_DOUBLE
strtold(const char *nptr
, char **endptr
) {return (LONG_DOUBLE
)strtod(nptr
, endptr
);}
1722 float strtof(const char *nptr
, char **endptr
);
1723 LONG_DOUBLE
strtold(const char *nptr
, char **endptr
);
1726 #define FTEST(prefix, typename, type, fmt)\
1727 void prefix ## cmp(type a, type b)\
1729 printf("%d %d %d %d %d %d\n",\
1736 printf(fmt " " fmt " " fmt " " fmt " " fmt " " fmt " " fmt "\n",\
1744 printf(fmt "\n", ++a);\
1745 printf(fmt "\n", a++);\
1746 printf(fmt "\n", a);\
1748 printf("%d %d\n", !a, !b);\
1750 void prefix ## fcast(type a)\
1758 unsigned long long llua;\
1763 printf("ftof: %f %f %Lf\n", fa, da, la);\
1765 llia = (long long)a;\
1766 a = (a >= 0) ? a : -a;\
1767 ua = (unsigned int)a;\
1768 llua = (unsigned long long)a;\
1769 printf("ftoi: %d %u %lld %llu\n", ia, ua, llia, llua);\
1772 llia = -0x123456789012345LL;\
1773 llua = 0xf123456789012345LLU;\
1775 printf("itof: " fmt "\n", b);\
1777 printf("utof: " fmt "\n", b);\
1779 printf("lltof: " fmt "\n", b);\
1781 printf("ulltof: " fmt "\n", b);\
1784 float prefix ## retf(type a) { return a; }\
1785 double prefix ## retd(type a) { return a; }\
1786 LONG_DOUBLE prefix ## retld(type a) { return a; }\
1788 void prefix ## call(void)\
1790 printf("float: " FLOAT_FMT, prefix ## retf(42.123456789));\
1791 printf("double: %f\n", prefix ## retd(42.123456789));\
1792 printf("long double: %Lf\n", prefix ## retld(42.123456789));\
1793 printf("strto%s: %f\n", #prefix, (double)strto ## prefix("1.2", NULL));\
1796 void prefix ## signed_zeros(void) \
1798 type x = 0.0, y = -0.0, n, p;\
1800 printf ("Test 1.0 / x != 1.0 / y returns %d (should be 1).\n",\
1801 1.0 / x != 1.0 / y);\
1803 printf ("x != y; this is wrong!\n");\
1807 printf ("Test 1.0 / x != 1.0 / -x returns %d (should be 1).\n",\
1808 1.0 / x != 1.0 / n);\
1810 printf ("x != -x; this is wrong!\n");\
1814 printf ("Test 1.0 / x != 1.0 / +y returns %d (should be 1).\n",\
1815 1.0 / x != 1.0 / p);\
1817 printf ("x != +y; this is wrong!\n");\
1820 printf ("Test 1.0 / x != 1.0 / -y returns %d (should be 0).\n",\
1821 1.0 / x != 1.0 / p);\
1823 printf ("x != -y; this is wrong!\n");\
1825 void prefix ## test(void)\
1827 printf("testing '%s'\n", #typename);\
1828 prefix ## cmp(1, 2.5);\
1829 prefix ## cmp(2, 1.5);\
1830 prefix ## cmp(1, 1);\
1831 prefix ## fcast(234.6);\
1832 prefix ## fcast(-2334.6);\
1834 prefix ## signed_zeros();\
1837 FTEST(f
, float, float, "%f")
1838 FTEST(d
, double, double, "%f")
1839 FTEST(ld
, long double, LONG_DOUBLE
, "%Lf")
1841 double ftab1
[3] = { 1.2, 3.4, -5.6 };
1844 void float_test(void)
1846 #if !defined(__arm__) || defined(__ARM_PCS_VFP)
1852 printf("float_test:\n");
1853 printf("sizeof(float) = %d\n", sizeof(float));
1854 printf("sizeof(double) = %d\n", sizeof(double));
1855 printf("sizeof(long double) = %d\n", sizeof(LONG_DOUBLE
));
1859 printf("%f %f %f\n", ftab1
[0], ftab1
[1], ftab1
[2]);
1860 printf("%f %f %f\n", 2.12, .5, 2.3e10
);
1861 // printf("%f %f %f\n", 0x1234p12, 0x1e23.23p10, 0x12dp-10);
1863 printf("da=%f\n", da
);
1865 printf("fa=%f\n", fa
);
1868 printf("da = %f\n", da
);
1871 printf("db = %f\n", db
);
1880 return fib(n
-1) + fib(n
-2);
1893 printf("funcptr:\n");
1900 /* more complicated pointer computation */
1903 printf("sizeof1 = %d\n", sizeof(funcptr_test
));
1904 printf("sizeof2 = %d\n", sizeof funcptr_test
);
1905 printf("sizeof3 = %d\n", sizeof(&funcptr_test
));
1906 printf("sizeof4 = %d\n", sizeof &funcptr_test
);
1915 void lloptest(long long a
, long long b
)
1917 unsigned long long ua
, ub
;
1922 printf("arith: " LONG_LONG_FORMAT
" " LONG_LONG_FORMAT
" " LONG_LONG_FORMAT
"\n",
1928 printf("arith1: " LONG_LONG_FORMAT
" " LONG_LONG_FORMAT
"\n",
1934 printf("bin: " LONG_LONG_FORMAT
" " LONG_LONG_FORMAT
" " LONG_LONG_FORMAT
"\n",
1940 printf("test: %d %d %d %d %d %d\n",
1948 printf("utest: %d %d %d %d %d %d\n",
1959 printf("arith2: " LONG_LONG_FORMAT
" " LONG_LONG_FORMAT
"\n", a
, b
);
1960 printf("arith2: " LONG_LONG_FORMAT
" " LONG_LONG_FORMAT
"\n", a
++, b
++);
1961 printf("arith2: " LONG_LONG_FORMAT
" " LONG_LONG_FORMAT
"\n", --a
, --b
);
1962 printf("arith2: " LONG_LONG_FORMAT
" " LONG_LONG_FORMAT
"\n", a
, b
);
1964 printf("not: %d %d %d %d\n", !a
, !ua
, !b
, !ub
);
1967 void llshift(long long a
, int b
)
1969 printf("shift: " LONG_LONG_FORMAT
" " LONG_LONG_FORMAT
" " LONG_LONG_FORMAT
"\n",
1970 (unsigned long long)a
>> b
,
1973 printf("shiftc: " LONG_LONG_FORMAT
" " LONG_LONG_FORMAT
" " LONG_LONG_FORMAT
"\n",
1974 (unsigned long long)a
>> 3,
1977 printf("shiftc: " LONG_LONG_FORMAT
" " LONG_LONG_FORMAT
" " LONG_LONG_FORMAT
"\n",
1978 (unsigned long long)a
>> 35,
1988 long long la
, lb
, lc
;
1989 unsigned long long ula
, ulb
, ulc
;
1992 la
= (la
<< 20) | 0x12345;
1994 printf("la=" LONG_LONG_FORMAT
" ula=" ULONG_LONG_FORMAT
"\n", la
, ula
);
1999 printf("lltof: %f %f %Lf\n", fa
, da
, lda
);
2004 printf("ftoll: " LONG_LONG_FORMAT
" " LONG_LONG_FORMAT
" " LONG_LONG_FORMAT
"\n", la
, lb
, lc
);
2009 printf("ulltof: %f %f %Lf\n", fa
, da
, lda
);
2014 printf("ftoull: " ULONG_LONG_FORMAT
" " ULONG_LONG_FORMAT
" " ULONG_LONG_FORMAT
"\n", ula
, ulb
, ulc
);
2017 long long llfunc1(int a
)
2027 long long int value(struct S
*v
)
2029 return ((long long int)v
->item
);
2032 long long llfunc2(long long x
, long long y
, int z
)
2037 void longlong_test(void)
2042 printf("longlong_test:\n");
2043 printf("sizeof(long long) = %d\n", sizeof(long long));
2048 printf(LONG_LONG_FORMAT
" " LONG_LONG_FORMAT
"\n", a
, b
);
2049 printf(LONG_LONG_FORMAT
" " LONG_LONG_FORMAT
" " LONG_LONG_FORMAT
" %Lx\n",
2053 0x1234567812345679);
2055 printf(LONG_LONG_FORMAT
"\n", a
);
2058 lloptest(0xff, 0x1234);
2059 b
= 0x72345678 << 10;
2063 b
= 0x72345678LL
<< 10;
2074 /* long long reg spill test */
2079 printf("%lld\n", value(&a
));
2081 lloptest(0x80000000, 0);
2084 long long *p
, v
, **pp
;
2088 printf("another long long spill test : %lld\n", *p
);
2091 v
= llfunc2(**pp
, **pp
, ia
);
2092 printf("a long long function (arm-)reg-args test : %lld\n", v
);
2096 printf("%d %d %d %d\n", a
> b
, a
< b
, a
>= b
, a
<= b
);
2098 printf(LONG_LONG_FORMAT
"\n", 0x123456789LLU
);
2100 /* long long pointer deref in argument passing test */
2106 void manyarg_test(void)
2108 LONG_DOUBLE ld
= 1234567891234LL;
2109 printf("manyarg_test:\n");
2110 printf("%d %d %d %d %d %d %d %d %f %f %f %f %f %f %f %f %f %f\n",
2111 1, 2, 3, 4, 5, 6, 7, 8,
2112 0.1, 1.2, 2.3, 3.4, 4.5, 5.6, 6.7, 7.8, 8.9, 9.0);
2113 printf("%d %d %d %d %d %d %d %d %f %f %f %f %f %f %f %f %f %f "
2114 LONG_LONG_FORMAT
" " LONG_LONG_FORMAT
" %f %f\n",
2115 1, 2, 3, 4, 5, 6, 7, 8,
2116 0.1, 1.2, 2.3, 3.4, 4.5, 5.6, 6.7, 7.8, 8.9, 9.0,
2117 1234567891234LL, 987654321986LL,
2119 printf("%Lf %d %d %d %d %d %d %d %d %f %f %f %f %f %f %f %f %f %f "
2120 LONG_LONG_FORMAT
" " LONG_LONG_FORMAT
" %f %f\n",
2121 ld
, 1, 2, 3, 4, 5, 6, 7, 8,
2122 0.1, 1.2, 2.3, 3.4, 4.5, 5.6, 6.7, 7.8, 8.9, 9.0,
2123 1234567891234LL, 987654321986LL,
2125 printf("%d %d %d %d %d %d %d %d %Lf\n",
2126 1, 2, 3, 4, 5, 6, 7, 8, ld
);
2127 printf("%d %d %d %d %d %d %d %d %f %f %f %f %f %f %f %f %f %f "
2128 LONG_LONG_FORMAT
" " LONG_LONG_FORMAT
"%f %f %Lf\n",
2129 1, 2, 3, 4, 5, 6, 7, 8,
2130 0.1, 1.2, 2.3, 3.4, 4.5, 5.6, 6.7, 7.8, 8.9, 9.0,
2131 1234567891234LL, 987654321986LL,
2133 printf("%d %d %d %d %d %d %d %d %f %f %f %f %f %f %f %f %f %f "
2134 "%Lf " LONG_LONG_FORMAT
" " LONG_LONG_FORMAT
" %f %f %Lf\n",
2135 1, 2, 3, 4, 5, 6, 7, 8,
2136 0.1, 1.2, 2.3, 3.4, 4.5, 5.6, 6.7, 7.8, 8.9, 9.0,
2137 ld
, 1234567891234LL, 987654321986LL,
2141 void vprintf1(const char *fmt
, ...)
2165 i
= va_arg(ap
, int);
2169 d
= va_arg(ap
, double);
2173 ll
= va_arg(ap
, long long);
2174 printf(LONG_LONG_FORMAT
, ll
);
2177 ld
= va_arg(ap
, LONG_DOUBLE
);
2195 void stdarg_for_struct(struct myspace bob
, ...)
2197 struct myspace george
, bill
;
2202 bill
= va_arg(ap
, struct myspace
);
2203 george
= va_arg(ap
, struct myspace
);
2204 validate
= va_arg(ap
, int);
2205 printf("stdarg_for_struct: %d %d %d %d\n",
2206 bob
.profile
, bill
.profile
, george
.profile
, validate
);
2210 void stdarg_for_libc(const char *fmt
, ...)
2213 va_start(args
, fmt
);
2218 void stdarg_test(void)
2220 LONG_DOUBLE ld
= 1234567891234LL;
2223 vprintf1("%d %d %d\n", 1, 2, 3);
2224 vprintf1("%f %d %f\n", 1.0, 2, 3.0);
2225 vprintf1("%l %l %d %f\n", 1234567891234LL, 987654321986LL, 3, 1234.0);
2226 vprintf1("%F %F %F\n", LONG_DOUBLE_LITERAL(1.2), LONG_DOUBLE_LITERAL(2.3), LONG_DOUBLE_LITERAL(3.4));
2227 vprintf1("%d %f %l %F %d %f %l %F\n",
2228 1, 1.2, 3LL, LONG_DOUBLE_LITERAL(4.5), 6, 7.8, 9LL, LONG_DOUBLE_LITERAL(0.1));
2229 vprintf1("%d %d %d %d %d %d %d %d %f %f %f %f %f %f %f %f\n",
2230 1, 2, 3, 4, 5, 6, 7, 8,
2231 0.1, 1.2, 2.3, 3.4, 4.5, 5.6, 6.7, 7.8);
2232 vprintf1("%d %d %d %d %d %d %d %d %f %f %f %f %f %f %f %f %f %f\n",
2233 1, 2, 3, 4, 5, 6, 7, 8,
2234 0.1, 1.2, 2.3, 3.4, 4.5, 5.6, 6.7, 7.8, 8.9, 9.0);
2235 vprintf1("%d %d %d %d %d %d %d %d %f %f %f %f %f %f %f %f %f %f "
2237 1, 2, 3, 4, 5, 6, 7, 8,
2238 0.1, 1.2, 2.3, 3.4, 4.5, 5.6, 6.7, 7.8, 8.9, 9.0,
2239 1234567891234LL, 987654321986LL,
2241 vprintf1("%F %d %d %d %d %d %d %d %d %f %f %f %f %f %f %f %f %f %f "
2243 ld
, 1, 2, 3, 4, 5, 6, 7, 8,
2244 0.1, 1.2, 2.3, 3.4, 4.5, 5.6, 6.7, 7.8, 8.9, 9.0,
2245 1234567891234LL, 987654321986LL,
2247 vprintf1("%d %d %d %d %d %d %d %d %F\n",
2248 1, 2, 3, 4, 5, 6, 7, 8, ld
);
2249 vprintf1("%d %d %d %d %d %d %d %d %f %f %f %f %f %f %f %f %f %f "
2251 1, 2, 3, 4, 5, 6, 7, 8,
2252 0.1, 1.2, 2.3, 3.4, 4.5, 5.6, 6.7, 7.8, 8.9, 9.0,
2253 1234567891234LL, 987654321986LL,
2255 vprintf1("%d %d %d %d %d %d %d %d %f %f %f %f %f %f %f %f %f %f "
2256 "%F %l %l %f %f %F\n",
2257 1, 2, 3, 4, 5, 6, 7, 8,
2258 0.1, 1.2, 2.3, 3.4, 4.5, 5.6, 6.7, 7.8, 8.9, 9.0,
2259 ld
, 1234567891234LL, 987654321986LL,
2263 stdarg_for_struct(bob
, bob
, bob
, bob
.profile
);
2264 stdarg_for_libc("stdarg_for_libc: %s %.2f %d\n", "string", 1.23, 456);
2267 void whitespace_test(void)
2273 ntf("whitspace:\n");\f\v
2277 #ifdef CORRECT_CR_HANDLING
2286 #ifdef ACCEPT_CR_IN_STRINGS
2287 printf("len1=%d\n", strlen("
2289 #ifdef CORRECT_CR_HANDLING
2292 printf("len1=%d str[0]=%d\n", strlen(str
), str
[0]);
2294 printf("len1=%d\n", strlen("
a
2296 #endif /* ACCEPT_CR_IN_STRINGS */
2299 int reltab
[3] = { 1, 2, 3 };
2301 int *rel1
= &reltab
[1];
2302 int *rel2
= &reltab
[2];
2304 void getmyaddress(void)
2306 printf("in getmyaddress\n");
2308 unsigned long theaddress
= (unsigned long)getmyaddress
;
2309 void relocation_test(void)
2311 void (*fptr
)(void) = (void (*)(void))theaddress
;
2312 printf("*rel1=%d\n", *rel1
);
2313 printf("*rel2=%d\n", *rel2
);
2317 void old_style_f(a
,b
,c
)
2321 printf("a=%d b=%d b=%f\n", a
, b
, c
);
2324 void decl_func1(int cmpfn())
2326 printf("cmpfn=%lx\n", (long)cmpfn
);
2329 void decl_func2(cmpfn
)
2332 printf("cmpfn=%lx\n", (long)cmpfn
);
2335 void old_style_function(void)
2337 old_style_f((void *)1, 2, 3.0);
2344 #if defined __i386__ || defined __x86_64__ || defined __arm__
2345 char *p
= alloca(16);
2346 strcpy(p
,"123456789012345");
2347 printf("alloca: p is %s\n", p
);
2348 char *demo
= "This is only a test.\n";
2349 /* Test alloca embedded in a larger expression */
2350 printf("alloca: %s\n", strcpy(alloca(strlen(demo
)+1),demo
) );
2354 void *bounds_checking_is_enabled()
2356 char ca
[10], *cp
= ca
-1;
2357 return (ca
!= cp
+ 1) ? cp
: NULL
;
2360 typedef int constant_negative_array_size_as_compile_time_assertion_idiom
[(1 ? 2 : 0) - 1];
2362 void c99_vla_test(int size1
, int size2
)
2364 #if defined __i386__ || defined __x86_64__
2365 int size
= size1
* size2
;
2366 int tab1
[size
][2], tab2
[10][2];
2367 void *tab1_ptr
, *tab2_ptr
, *bad_ptr
;
2369 /* "size" should have been 'captured' at tab1 declaration,
2370 so modifying it should have no effect on VLA behaviour. */
2373 printf("Test C99 VLA 1 (sizeof): ");
2374 printf("%s\n", (sizeof tab1
== size1
* size2
* 2 * sizeof(int)) ? "PASSED" : "FAILED");
2377 printf("Test C99 VLA 2 (ptrs subtract): ");
2378 printf("%s\n", (tab2
- tab1
== (tab2_ptr
- tab1_ptr
) / (sizeof(int) * 2)) ? "PASSED" : "FAILED");
2379 printf("Test C99 VLA 3 (ptr add): ");
2380 printf("%s\n", &tab1
[5][1] == (tab1_ptr
+ (5 * 2 + 1) * sizeof(int)) ? "PASSED" : "FAILED");
2381 printf("Test C99 VLA 4 (ptr access): ");
2382 tab1
[size1
][1] = 42;
2383 printf("%s\n", (*((int *) (tab1_ptr
+ (size1
* 2 + 1) * sizeof(int))) == 42) ? "PASSED" : "FAILED");
2385 printf("Test C99 VLA 5 (bounds checking (might be disabled)): ");
2386 if (bad_ptr
= bounds_checking_is_enabled()) {
2387 int *t1
= &tab1
[size1
* size2
- 1][3];
2388 int *t2
= &tab2
[9][3];
2389 printf("%s ", bad_ptr
== t1
? "PASSED" : "FAILED");
2390 printf("%s ", bad_ptr
== t2
? "PASSED" : "FAILED");
2392 char*c1
= 1 + sizeof(tab1
) + (char*)tab1
;
2393 char*c2
= 1 + sizeof(tab2
) + (char*)tab2
;
2394 printf("%s ", bad_ptr
== c1
? "PASSED" : "FAILED");
2395 printf("%s ", bad_ptr
== c2
? "PASSED" : "FAILED");
2399 printf("%s ", bad_ptr
== i1
? "PASSED" : "FAILED");
2400 printf("%s ", bad_ptr
== i2
? "PASSED" : "FAILED");
2402 int *x1
= tab1
[size1
* size2
+ 1];
2403 int *x2
= tab2
[10 + 1];
2404 printf("%s ", bad_ptr
== x1
? "PASSED" : "FAILED");
2405 printf("%s ", bad_ptr
== x2
? "PASSED" : "FAILED");
2407 printf("PASSED PASSED PASSED PASSED PASSED PASSED PASSED PASSED ");
2414 typedef __SIZE_TYPE__
uintptr_t;
2417 void sizeof_test(void)
2422 printf("sizeof(int) = %d\n", sizeof(int));
2423 printf("sizeof(unsigned int) = %d\n", sizeof(unsigned int));
2424 printf("sizeof(long) = %d\n", sizeof(long));
2425 printf("sizeof(unsigned long) = %d\n", sizeof(unsigned long));
2426 printf("sizeof(short) = %d\n", sizeof(short));
2427 printf("sizeof(unsigned short) = %d\n", sizeof(unsigned short));
2428 printf("sizeof(char) = %d\n", sizeof(char));
2429 printf("sizeof(unsigned char) = %d\n", sizeof(unsigned char));
2430 printf("sizeof(func) = %d\n", sizeof sizeof_test());
2432 printf("sizeof(a++) = %d\n", sizeof a
++);
2433 printf("a=%d\n", a
);
2435 printf("sizeof(**ptr) = %d\n", sizeof (**ptr
));
2437 /* The type of sizeof should be as large as a pointer, actually
2438 it should be size_t. */
2439 printf("sizeof(sizeof(int) = %d\n", sizeof(sizeof(int)));
2442 /* Effectively <<32, but defined also on 32bit machines. */
2446 /* This checks that sizeof really can be used to manipulate
2447 uintptr_t objects, without truncation. */
2448 t2
= t
& -sizeof(uintptr_t);
2449 printf ("%lu %lu\n", t
, t2
);
2451 /* some alignof tests */
2452 printf("__alignof__(int) = %d\n", __alignof__(int));
2453 printf("__alignof__(unsigned int) = %d\n", __alignof__(unsigned int));
2454 printf("__alignof__(short) = %d\n", __alignof__(short));
2455 printf("__alignof__(unsigned short) = %d\n", __alignof__(unsigned short));
2456 printf("__alignof__(char) = %d\n", __alignof__(char));
2457 printf("__alignof__(unsigned char) = %d\n", __alignof__(unsigned char));
2458 printf("__alignof__(func) = %d\n", __alignof__
sizeof_test());
2460 /* sizes of VLAs need to be evaluated even inside sizeof: */
2462 printf("sizeof(char[1+2*a]) = %d\n", sizeof(char[1+2*a
]));
2463 /* And checking if sizeof compound literal works. Parenthesized: */
2464 printf("sizeof( (struct {int i; int j;}){4,5} ) = %d\n",
2465 sizeof( (struct {int i
; int j
;}){4,5} ));
2466 /* And as direct sizeof argument (as unary expression): */
2467 printf("sizeof (struct {short i; short j;}){4,5} = %d\n",
2468 sizeof (struct {short i
; short j
;}){4,5} );
2471 void typeof_test(void)
2480 printf("a=%f b=%f c=%f\n", a
, b
, c
);
2486 struct hlist_node
*first
, *last
;
2489 void statement_expr_test(void)
2493 /* Basic stmt expr test */
2503 printf("a=%d\n", a
);
2505 /* Test that symbols aren't freed prematurely.
2506 With SYM_DEBUG valgrind will show a read from a freed
2507 symbol, and tcc will show an (invalid) warning on the initialization
2508 of 'ptr' below, if symbols are popped after the stmt expr. */
2509 void *v
= (void*)39;
2511 (struct hlist_node
*)v
;
2514 ptr
= (struct hlist_node
*)v
;
2516 /* This part used to segfault when symbols were popped prematurely.
2517 The symbols for the static local would be overwritten with
2518 helper symbols from the pre-processor expansions in between. */
2519 #define some_attr __attribute__((aligned(1)))
2520 #define tps(str) ({ \
2521 static const char *t some_attr = str; \
2524 printf ("stmtexpr: %s %s\n",
2525 tps("somerandomlongstring"),
2526 tps("anotherlongstring"));
2528 /* Test that the three decls of 't' don't interact. */
2530 int b
= ({ int t
= 41; t
; });
2531 int c
= ({ int t
= 42; t
; });
2533 /* Test that aggregate return values work. */
2536 typedef struct hlist_head T
;
2538 T t
= { (void*)43, (void*)44 };
2542 printf ("stmtexpr: %d %d %d\n", t
, b
, c
);
2543 printf ("stmtexpr: %ld %ld\n", (long)h
.first
, (long)h
.last
);
2546 void local_label_test(void)
2552 __label__ l1
, l2
, l3
, l4
;
2566 printf("a=%d\n", a
);
2576 /* inline assembler test */
2577 #if defined(__i386__) || defined(__x86_64__)
2579 /* from linux kernel */
2580 static char * strncat1(char * dest
,const char * src
,size_t count
)
2582 long d0
, d1
, d2
, d3
;
2583 __asm__
__volatile__(
2592 "testb %%al,%%al\n\t"
2596 : "=&S" (d0
), "=&D" (d1
), "=&a" (d2
), "=&c" (d3
)
2597 : "0" (src
),"1" (dest
),"2" (0),"3" (0xffffffff), "g" (count
)
2602 static char * strncat2(char * dest
,const char * src
,size_t count
)
2604 long d0
, d1
, d2
, d3
;
2605 __asm__
__volatile__(
2606 "repne scasb\n\t" /* one-line repne prefix + string op */
2613 "testb %%al,%%al\n\t"
2617 : "=&S" (d0
), "=&D" (d1
), "=&a" (d2
), "=&c" (d3
)
2618 : "0" (src
),"1" (dest
),"2" (0),"3" (0xffffffff), "g" (count
)
2623 static inline void * memcpy1(void * to
, const void * from
, size_t n
)
2626 __asm__
__volatile__(
2631 "1:\ttestb $1,%b4\n\t"
2635 : "=&c" (d0
), "=&D" (d1
), "=&S" (d2
)
2636 :"0" (n
/4), "q" (n
),"1" ((long) to
),"2" ((long) from
)
2641 static inline void * memcpy2(void * to
, const void * from
, size_t n
)
2644 __asm__
__volatile__(
2645 "rep movsl\n\t" /* one-line rep prefix + string op */
2649 "1:\ttestb $1,%b4\n\t"
2653 : "=&c" (d0
), "=&D" (d1
), "=&S" (d2
)
2654 :"0" (n
/4), "q" (n
),"1" ((long) to
),"2" ((long) from
)
2659 static __inline__
void sigaddset1(unsigned int *set
, int _sig
)
2661 __asm__("btsl %1,%0" : "=m"(*set
) : "Ir"(_sig
- 1) : "cc");
2664 static __inline__
void sigdelset1(unsigned int *set
, int _sig
)
2666 asm("btrl %1,%0" : "=m"(*set
) : "Ir"(_sig
- 1) : "cc", "flags");
2669 static __inline__ __const__
unsigned int swab32(unsigned int x
)
2671 __asm__("xchgb %b0,%h0\n\t" /* swap lower bytes */
2672 "rorl $16,%0\n\t" /* swap words */
2673 "xchgb %b0,%h0" /* swap higher bytes */
2679 static __inline__
unsigned long long mul64(unsigned int a
, unsigned int b
)
2681 unsigned long long res
;
2683 /* Using the A constraint is wrong (it means rdx:rax, which is too large)
2684 but still test the 32bit->64bit mull. */
2685 unsigned int resh
, resl
;
2686 __asm__("mull %2" : "=a" (resl
), "=d" (resh
) : "a" (a
), "r" (b
));
2687 res
= ((unsigned long long)resh
<< 32) | resl
;
2689 __asm__("mull %2" : "=A" (res
) : "a" (a
), "r" (b
));
2694 static __inline__
unsigned long long inc64(unsigned long long a
)
2696 unsigned long long res
;
2698 /* Using the A constraint is wrong, and increments are tested
2702 __asm__("addl $1, %%eax ; adcl $0, %%edx" : "=A" (res
) : "A" (a
));
2715 unsigned long mconstraint_test(struct struct1231
*r
)
2720 __asm__
volatile ("lea %2,%0; movl 4(%0),%k0; addl %2,%k0; movl $51,%2; movl $52,4%2; movl $63,%1"
2721 : "=&r" (ret
), "=m" (a
)
2722 : "m" (*(struct struct123
*)r
->addr
));
2727 int fls64(unsigned long long x
)
2737 void other_constraints_test(void)
2741 __asm__
volatile ("movq %P1,%0" : "=r" (ret
) : "p" (&var
));
2742 printf ("oc1: %d\n", ret
== (unsigned long)&var
);
2745 /* Test global asm blocks playing with aliases. */
2746 void base_func(void)
2748 printf ("asmc: base\n");
2751 extern void override_func1 (void);
2752 extern void override_func2 (void);
2754 asm(".weak override_func1\n.set override_func1, base_func");
2755 asm(".set override_func1, base_func");
2756 asm(".set override_func2, base_func");
2758 void override_func2 (void)
2760 printf ("asmc: override2\n");
2763 /* This checks a construct used by the linux kernel to encode
2764 references to strings by PC relative references. */
2765 extern int bug_table
[] __attribute__((section("__bug_table")));
2766 char * get_asm_string (void)
2768 extern int some_symbol
;
2769 asm volatile (".globl some_symbol\n"
2772 "some_symbol: .long 0\n"
2773 ".pushsection __bug_table, \"a\"\n"
2774 ".globl bug_table\n"
2776 /* The first entry (1b-2b) is unused in this test,
2777 but we include it to check if cross-section
2778 PC-relative references work. */
2779 "2:\t.long 1b - 2b, %c0 - 2b\n"
2780 ".popsection\n" : : "i" ("A string"));
2781 char * str
= ((char*)bug_table
) + bug_table
[1];
2791 struct struct123 s1
;
2792 struct struct1231 s2
= { (unsigned long)&s1
};
2793 /* Hide the outer base_func, but check later that the inline
2794 asm block gets the outer one. */
2796 void override_func3 (void);
2797 unsigned long asmret
;
2802 printf("inline asm:\n");
2804 // parse 0x1E-1 as 3 tokens in asm mode
2805 asm volatile ("mov $0x1E-1,%eax");
2807 /* test the no operand case */
2808 asm volatile ("xorl %eax, %eax");
2810 memcpy1(buf
, "hello", 6);
2811 strncat1(buf
, " worldXXXXX", 3);
2812 printf("%s\n", buf
);
2814 memcpy2(buf
, "hello", 6);
2815 strncat2(buf
, " worldXXXXX", 3);
2816 printf("%s\n", buf
);
2818 /* 'A' constraint test */
2819 printf("mul64=0x%Lx\n", mul64(0x12345678, 0xabcd1234));
2820 printf("inc64=0x%Lx\n", inc64(0x12345678ffffffff));
2824 printf("mconstraint: %d", mconstraint_test(&s2
));
2825 printf(" %d %d\n", s1
.a
, s1
.b
);
2826 other_constraints_test();
2828 sigdelset1(&set
, 2);
2829 sigaddset1(&set
, 16);
2830 /* NOTE: we test here if C labels are correctly restored after the
2834 __asm__("btsl %1,%0" : "=m"(set
) : "Ir"(20) : "cc");
2835 printf("set=0x%x\n", set
);
2837 printf("swab32(0x%08x) = 0x%0x\n", val
, swab32(val
));
2840 /* The base_func ref from the following inline asm should find
2841 the global one, not the local decl from this function. */
2842 asm volatile(".weak override_func3\n.set override_func3, base_func");
2844 /* Check that we can also load structs of appropriate layout
2846 asm volatile("" : "=r" (asmret
) : "0"(s2
));
2847 if (asmret
!= s2
.addr
)
2848 printf("asmstr: failed\n");
2850 /* Check that the typesize correctly sets the register size to
2852 asm volatile("cmp %1,%2; sete %0" : "=a"(somebool
) : "r"(1), "r"(2));
2854 printf("asmbool: failed\n");
2856 printf("asmstr: %s\n", get_asm_string());
2870 #define COMPAT_TYPE(type1, type2) \
2872 printf("__builtin_types_compatible_p(%s, %s) = %d\n", #type1, #type2, \
2873 __builtin_types_compatible_p (type1, type2));\
2878 void builtin_test(void)
2884 COMPAT_TYPE(int, int);
2885 COMPAT_TYPE(int, unsigned int);
2886 COMPAT_TYPE(int, char);
2887 COMPAT_TYPE(int, const int);
2888 COMPAT_TYPE(int, volatile int);
2889 COMPAT_TYPE(int *, int *);
2890 COMPAT_TYPE(int *, void *);
2891 COMPAT_TYPE(int *, const int *);
2892 COMPAT_TYPE(char *, unsigned char *);
2893 COMPAT_TYPE(char *, signed char *);
2894 COMPAT_TYPE(char *, char *);
2895 /* space is needed because tcc preprocessor introduces a space between each token */
2896 COMPAT_TYPE(char * *, void *);
2898 printf("res = %d\n", __builtin_constant_p(1));
2899 printf("res = %d\n", __builtin_constant_p(1 + 2));
2900 printf("res = %d\n", __builtin_constant_p(&constant_p_var
));
2901 printf("res = %d\n", __builtin_constant_p(constant_p_var
));
2902 printf("res = %d\n", __builtin_constant_p(100000 / constant_p_var
));
2905 i
= __builtin_choose_expr (1 != 0, ll
, s
);
2906 printf("bce: %d\n", i
);
2907 i
= __builtin_choose_expr (1 != 1, ll
, s
);
2908 printf("bce: %d\n", i
);
2909 i
= sizeof (__builtin_choose_expr (1, ll
, s
));
2910 printf("bce: %d\n", i
);
2911 i
= sizeof (__builtin_choose_expr (0, ll
, s
));
2912 printf("bce: %d\n", i
);
2916 extern int __attribute__((weak
)) weak_f1(void);
2917 extern int __attribute__((weak
)) weak_f2(void);
2918 extern int weak_f3(void);
2919 extern int __attribute__((weak
)) weak_v1
;
2920 extern int __attribute__((weak
)) weak_v2
;
2923 extern int (*weak_fpa
)() __attribute__((weak
));
2924 extern int __attribute__((weak
)) (*weak_fpb
)();
2925 extern __attribute__((weak
)) int (*weak_fpc
)();
2927 extern int weak_asm_f1(void) asm("weak_asm_f1x") __attribute((weak
));
2928 extern int __attribute((weak
)) weak_asm_f2(void) asm("weak_asm_f2x") ;
2929 extern int __attribute((weak
)) weak_asm_f3(void) asm("weak_asm_f3x") __attribute((weak
));
2930 extern int weak_asm_v1
asm("weak_asm_v1x") __attribute((weak
));
2931 extern int __attribute((weak
)) weak_asm_v2
asm("weak_asm_v2x") ;
2932 extern int __attribute((weak
)) weak_asm_v3(void) asm("weak_asm_v3x") __attribute((weak
));
2934 static const size_t dummy
= 0;
2935 extern __typeof(dummy
) weak_dummy1
__attribute__((weak
, alias("dummy")));
2936 extern __typeof(dummy
) __attribute__((weak
, alias("dummy"))) weak_dummy2
;
2937 extern __attribute__((weak
, alias("dummy"))) __typeof(dummy
) weak_dummy3
;
2939 int some_lib_func(void);
2940 int dummy_impl_of_slf(void) { return 444; }
2941 int some_lib_func(void) __attribute__((weak
, alias("dummy_impl_of_slf")));
2943 int weak_toolate() __attribute__((weak
));
2944 int weak_toolate() { return 0; }
2946 void __attribute__((weak
)) weak_test(void)
2948 printf("weak_f1=%d\n", weak_f1
? weak_f1() : 123);
2949 printf("weak_f2=%d\n", weak_f2
? weak_f2() : 123);
2950 printf("weak_f3=%d\n", weak_f3
? weak_f3() : 123);
2951 printf("weak_v1=%d\n",&weak_v1
? weak_v1
: 123);
2952 printf("weak_v2=%d\n",&weak_v2
? weak_v2
: 123);
2953 printf("weak_v3=%d\n",&weak_v3
? weak_v3
: 123);
2955 printf("weak_fpa=%d\n",&weak_fpa
? weak_fpa() : 123);
2956 printf("weak_fpb=%d\n",&weak_fpb
? weak_fpb() : 123);
2957 printf("weak_fpc=%d\n",&weak_fpc
? weak_fpc() : 123);
2959 printf("weak_asm_f1=%d\n", weak_asm_f1
!= NULL
);
2960 printf("weak_asm_f2=%d\n", weak_asm_f2
!= NULL
);
2961 printf("weak_asm_f3=%d\n", weak_asm_f3
!= NULL
);
2962 printf("weak_asm_v1=%d\n",&weak_asm_v1
!= NULL
);
2963 printf("weak_asm_v2=%d\n",&weak_asm_v2
!= NULL
);
2964 printf("weak_asm_v3=%d\n",&weak_asm_v3
!= NULL
);
2967 int __attribute__((weak
)) weak_f2() { return 222; }
2968 int __attribute__((weak
)) weak_f3() { return 333; }
2969 int __attribute__((weak
)) weak_v2
= 222;
2970 int __attribute__((weak
)) weak_v3
= 333;
2973 void const_func(const int a
)
2977 void const_warn_test(void)
2986 int getme (struct condstruct
*s
, int i
)
2988 int i1
= (i
== 0 ? 0 : s
)->i
;
2989 int i2
= (i
== 0 ? s
: 0)->i
;
2990 int i3
= (i
== 0 ? (void*)0 : s
)->i
;
2991 int i4
= (i
== 0 ? s
: (void*)0)->i
;
2992 return i1
+ i2
+ i3
+ i4
;
3001 struct global_data global_data
;
3003 int global_data_getstuff (int *, int);
3005 void global_data_callit (int i
)
3007 *global_data
.b
[i
] = global_data_getstuff (global_data
.b
[i
], 1);
3010 int global_data_getstuff (int *p
, int i
)
3015 void global_data_test (void)
3017 global_data
.a
[0] = 42;
3018 global_data
.b
[0] = &global_data
.a
[0];
3019 global_data_callit (0);
3020 printf ("%d\n", global_data
.a
[0]);
3025 unsigned char fill
: 3;
3026 unsigned char b1
: 1;
3027 unsigned char b2
: 1;
3028 unsigned char fill2
: 3;
3031 int glob1
, glob2
, glob3
;
3033 void compare_comparisons (struct cmpcmpS
*s
)
3035 if (s
->b1
!= (glob1
== glob2
)
3036 || (s
->b2
!= (glob1
== glob3
)))
3037 printf ("comparing comparisons broken\n");
3040 void cmp_comparison_test(void)
3044 glob1
= 42; glob2
= 42;
3047 compare_comparisons (&s
);
3050 int fcompare (double a
, double b
, int code
)
3053 case 0: return a
== b
;
3054 case 1: return a
!= b
;
3055 case 2: return a
< b
;
3056 case 3: return a
>= b
;
3057 case 4: return a
> b
;
3058 case 5: return a
<= b
;
3062 void math_cmp_test(void)
3064 double nan
= 0.0/0.0;
3068 #define bug(a,b,op,iop,part) printf("Test broken: %s %s %s %s %d\n", #a, #b, #op, #iop, part)
3070 /* This asserts that "a op b" is _not_ true, but "a iop b" is true.
3071 And it does this in various ways so that all code generation paths
3072 are checked (generating inverted tests, or non-inverted tests, or
3073 producing a 0/1 value without jumps (that's done in the fcompare
3075 #define FCMP(a,b,op,iop,code) \
3076 if (fcompare (a,b,code)) \
3077 bug (a,b,op,iop,1); \
3079 bug (a,b,op,iop,2); \
3083 bug (a,b,op,iop,3); \
3084 if ((a op b) || comp) \
3085 bug (a,b,op,iop,4); \
3086 if ((a iop b) || comp) \
3091 /* Equality tests. */
3092 FCMP(nan
, nan
, ==, !=, 0);
3093 FCMP(one
, two
, ==, !=, 0);
3094 FCMP(one
, one
, !=, ==, 1);
3095 /* Non-equality is a bit special. */
3096 if (!fcompare (nan
, nan
, 1))
3097 bug (nan
, nan
, !=, ==, 6);
3099 /* Relational tests on numbers. */
3100 FCMP(two
, one
, <, >=, 2);
3101 FCMP(one
, two
, >=, <, 3);
3102 FCMP(one
, two
, >, <=, 4);
3103 FCMP(two
, one
, <=, >, 5);
3105 /* Relational tests on NaNs. Note that the inverse op here is
3106 always !=, there's no operator in C that is equivalent to !(a < b),
3107 when NaNs are involved, same for the other relational ops. */
3108 FCMP(nan
, nan
, <, !=, 2);
3109 FCMP(nan
, nan
, >=, !=, 3);
3110 FCMP(nan
, nan
, >, !=, 4);
3111 FCMP(nan
, nan
, <=, !=, 5);
3114 double get100 () { return 100.0; }
3116 void callsave_test(void)
3118 #if defined __i386__ || defined __x86_64__ || defined __arm__
3119 int i
, s
; double *d
; double t
;
3120 s
= sizeof (double);
3121 printf ("callsavetest: %d\n", s
);
3122 d
= alloca (sizeof(double));
3124 /* x86-64 had a bug were the next call to get100 would evict
3125 the lvalue &d[0] as VT_LLOCAL, and the reload would be done
3126 in int type, not pointer type. When alloca returns a pointer
3127 with the high 32 bit set (which is likely on x86-64) the access
3128 generates a segfault. */
3129 i
= d
[0] > get100 ();
3135 void bfa3(ptrdiff_t str_offset
)
3137 printf("bfa3: %s\n", (char *)__builtin_frame_address(3) + str_offset
);
3139 void bfa2(ptrdiff_t str_offset
)
3141 printf("bfa2: %s\n", (char *)__builtin_frame_address(2) + str_offset
);
3144 void bfa1(ptrdiff_t str_offset
)
3146 printf("bfa1: %s\n", (char *)__builtin_frame_address(1) + str_offset
);
3150 void builtin_frame_address_test(void)
3152 /* builtin_frame_address fails on ARM with gcc which make test3 fail */
3154 char str
[] = "__builtin_frame_address";
3155 char *fp0
= __builtin_frame_address(0);
3157 printf("str: %s\n", str
);
3162 char via_volatile (char i
)
3169 struct __attribute__((__packed__
)) Spacked
{
3174 struct Spacked spacked
;
3175 typedef struct __attribute__((__packed__
)) {
3182 /* This doesn't work for now. Requires adjusting field offsets/sizes
3183 after parsing the struct members. */
3184 typedef struct Spacked3_s
{
3188 } __attribute__((__packed__
)) Spacked3
;
3191 void attrib_test(void)
3193 printf("attr: %d %d %d %d\n", sizeof(struct Spacked
),
3194 sizeof(spacked
), sizeof(Spacked2
), sizeof(spacked2
));
3196 printf("attr: %d %d\n", sizeof(Spacked3
), sizeof(spacked3
));
3199 extern __attribute__((__unused__
)) char * __attribute__((__unused__
)) *
3200 strange_attrib_placement (void);
3202 void * __attribute__((__unused__
)) get_void_ptr (void *a
)