Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/tree-ssa/alias-2.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children | 1830386684a0 |
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/* { dg-do compile { target { nonpic } } } */ /* { dg-options "-O2 -fdump-tree-optimized" } */ static int a; int f; void bar (void) __attribute__((noinline)); void bar (void) { f = 9; } void link_error (); int foo() { int b, c; a = 5; b = a; bar (); b = b + a; if (b != 10) link_error (); return b; } /* We should have removed the link_error on the tree level as GCC can tell that a is not touched by the calling bar at all. */ /* { dg-final { scan-tree-dump-times "link_error" 0 "optimized"} } */