embedded-5_0-branch/gcc/testsuite/gcc.dg/weak/weak-1.c

   1 /* { dg-do compile } */
   2 /* { dg-require-weak "" } */
   3 /* { dg-options "-fno-common" } */
   4 /* { dg-skip-if "" { *-*-mingw* } { "*" } { "" } } */
   5
   6 /* { dg-final { scan-assembler "weak\[^ \t\]*\[ \t\]_?a" } } */
   7 /* { dg-final { scan-assembler "weak\[^ \t\]*\[ \t\]_?b" } } */
   8 /* { dg-final { scan-assembler "weak\[^ \t\]*\[ \t\]_?c" } } */
   9 /* { dg-final { scan-assembler "weak\[^ \t\]*\[ \t\]_?d" } } */
  10 /* { dg-final { scan-assembler "weak\[^ \t\]*\[ \t\]_?e" } } */
  11 /* { dg-final { scan-assembler "weak\[^ \t\]*\[ \t\]_?g" } } */
  12 /* { dg-final { scan-assembler-not "weak\[^ \t\]*\[ \t\]_?i" } } */
  13 /* { dg-final { scan-assembler "weak\[^ \t\]*\[ \t\]_?j" } } */
  14
  15 #pragma weak a
  16 int a;
  17
  18 int b;
  19 #pragma weak b
  20
  21 #pragma weak c
  22 extern int c;
  23 int c;
  24
  25 extern int d;
  26 #pragma weak d
  27 int d;
  28
  29 #pragma weak e
  30 void e(void) { }
  31
  32 #if 0
  33 /* This permutation is illegal.  */
  34 void f(void) { }
  35 #pragma weak f
  36 #endif
  37
  38 #pragma weak g
  39 int g = 1;
  40
  41 #if 0
  42 /* This permutation is illegal.  */
  43 int h = 1;
  44 #pragma weak h
  45 #endif
  46
  47 #pragma weak i
  48 extern int i;
  49
  50 #pragma weak j
  51 extern int j;
  52 int use_j() { return j; }