Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/tree-ssa/pr21582.c @ 111:04ced10e8804
gcc 7
author | kono |
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date | Fri, 27 Oct 2017 22:46:09 +0900 |
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/* { dg-do link } */ /* { dg-options "-O2 -fdump-tree-vrp1" } */ void link_error (void); static inline void do_thing(char *s, int *p, char *q) { /* This should be folded away. */ if (s == 0 || q == 0) link_error (); /* This should not be folded as 'p' is not marked nonnull. */ if (p) *p = 3; } void __attribute__((nonnull (1, 3))) do_other_thing(char *s, int *p, char *q) { do_thing(s, p, q); } int i; int main() { do_other_thing ("xxx", &i, "yyy"); } /* { dg-final { scan-tree-dump-times "Folding predicate p_.*" 0 "vrp1" } } */