gcc/testsuite/gcc.dg/pr49243.c

   1 /* PR tree-optimization/49243 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O2 -Winline" } */
   4
   5 extern unsigned long jb[];
   6 extern int my_setjmp(unsigned long jb[]) __attribute__((returns_twice));
   7 extern int decode(const char*);
   8
   9 static inline int wrapper(const char **s_ptr) /* { dg-warning "(inlining failed|function 'wrapper' can never be inlined because it uses setjmp)" } */
  10 {
  11     if (my_setjmp(jb) == 0) {
  12         const char *s = *s_ptr;
  13         while (decode(s) != 0)
  14             *s_ptr = ++s;
  15         return 0;
  16     } else
  17         return -1;
  18 }
  19
  20 void parse(const char *data)
  21 {
  22     const char *s = data;
  23     if (!(wrapper(&s) == -1 && (s - data) == 1)) /* { dg-warning "called from here" } */
  24         __builtin_abort();
  25 }