Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/tree-ssa/alias-20.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
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/* { dg-do compile } */ /* { dg-options "-O -fstrict-aliasing -fdump-tree-optimized" } */ struct S { float f; int i; }; struct R { int x; int i; }; /* Strict-aliasing rules say that int and float do not alias. */ int bar(struct S *s, int *i) { *i = 0; s->f = 1.0; return *i; } /* Strict-aliasing rules say that S and R do not alias. */ int foo(struct S *s, struct R *r) { r->i = 0; s->i = 1; return r->i; } /* { dg-final { scan-tree-dump-times "return 0;" 2 "optimized" } } */