gcc/testsuite/gcc.dg/Wrestrict-4.c

   1 /* PR tree-optimization/83603 - ICE in builtin_memref at
   2    gcc/gimple-ssa-warn-restrict.c:238
   3    Test to verify that invalid calls to built-in functions declared
   4    without a prototype don't cause an ICE.
   5    { dg-do compile }
   6    { dg-options "-O2 -Warray-bounds -Wrestrict" } */
   7
   8 void* memcpy ();
   9 void* memmove ();
  10 char* stpcpy ();
  11 char* strcat ();
  12 char* strcpy ();
  13 char* strncat ();
  14 char* strncpy ();
  15
  16 void* test_memcpy_0 ()
  17 {
  18   return memcpy ();
  19 }
  20
  21 void* test_memcpy_1 (void *d)
  22 {
  23   return memcpy (d);
  24 }
  25
  26 void* test_memcpy_2 (void *d, const void *s)
  27 {
  28   return memcpy (d, s);
  29 }
  30
  31
  32 void* test_memmove_0 ()
  33 {
  34   return memmove ();
  35 }
  36
  37 void* test_memmove_1 (void *d)
  38 {
  39   return memmove (d);
  40 }
  41
  42 void* test_memmove_2 (void *d, const void *s)
  43 {
  44   return memmove (d, s);
  45 }
  46
  47
  48 void* test_stpcpy_0 ()
  49 {
  50   return stpcpy ();
  51 }
  52
  53 void* test_stpcpy_1 (char *d)
  54 {
  55   return stpcpy (d);
  56 }
  57
  58
  59 char* test_strcat_0 ()
  60 {
  61   return strcat ();
  62 }
  63
  64 char* test_strcat_1 (char *d)
  65 {
  66   return strcat (d);
  67 }
  68
  69
  70 void* test_strcpy_0 ()
  71 {
  72   return strcpy ();
  73 }
  74
  75 void* test_strcpy_1 (char *d)
  76 {
  77   return strcpy (d);
  78 }
  79
  80
  81 char* test_strncat_0 ()
  82 {
  83   return strncat ();
  84 }
  85
  86 char* test_strncat_1 (char *d)
  87 {
  88   return strncat (d);
  89 }
  90
  91 char* test_strncat_2 (char *d, const char *s)
  92 {
  93   return strncat (d, s);
  94 }
  95
  96
  97 void* test_strncpy_0 ()
  98 {
  99   return strncpy ();
 100 }
 101
 102 void* test_strncpy_1 (char *d)
 103 {
 104   return strncpy (d);
 105 }
 106
 107 void* test_strncpy_2 (char *d, const char *s)
 108 {
 109   return strncpy (d, s);
 110 }