Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/tree-ssa/loadpre5.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
line wrap: on
line source
/* { dg-do compile } */ /* { dg-options "-O2 -fdump-tree-pre-stats" } */ int p; int r; __attribute__ ((noinline)) static int a(void) { return p; } int foo(int argc) { int q; q = a(); /* We should be able to move the call to a into the if path. in a perfect world, we'd actually decide that it can't touch r, and not recompute it at all!. */ if (argc) r = 9; return q + a(); } /* { dg-final { scan-tree-dump-times "Eliminated: 1" 1 "pre"} } */