Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/ipa/pure-const-2.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 "-O2 -fdump-tree-optimized" } */ int *ptr; static int barvar; /* We can not detect A to be const because it may be interposed by unoptimized body. */ inline __attribute__ ((noinline)) int a(void) { return *ptr == *ptr; } __attribute__ ((noinline)) static int b(void) { return a(); } int main() { int aa; ptr = &barvar; aa=!b(); ptr = 0; return aa; } /* { dg-final { scan-tree-dump "barvar" "optimized" } } */