Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/pr71694.C @ 111:04ced10e8804
gcc 7
author | kono |
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date | Fri, 27 Oct 2017 22:46:09 +0900 |
parents | |
children | 84e7813d76e9 |
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/* { dg-do compile } */ /* { dg-options "-O2" } */ struct B { B() {} int x; int a : 6; int b : 6; int c : 6; }; struct C : B { char d; }; C c; int main() { /* We have to make sure to not cause a store data race between c.c and c.d residing in the tail padding of B. */ c.c = 1; c.d = 2; } /* In particular on x86 c.d should not be loaded/stored via movl. */ /* { dg-final { scan-assembler-not "movl" { target { x86_64-*-* i?86-*-* } } } } */