Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/tree-ssa/loadpre5.c @ 145:1830386684a0
gcc-9.2.0
author | anatofuz |
---|---|
date | Thu, 13 Feb 2020 11:34:05 +0900 |
parents | 04ced10e8804 |
children |
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/* { 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"} } */