Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/volatile2.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-optimized" } */ struct GTeth_desc { unsigned ed_cmdsts; }; struct GTeth_softc { struct GTeth_desc txq_desc[32]; }; void foo(struct GTeth_softc *sc) { /* Verify that we retain the volatileness on the store until after optimization. */ volatile struct GTeth_desc *p = &sc->txq_desc[0]; p->ed_cmdsts = 0; } /* { dg-final { scan-tree-dump "{v}" "optimized" } } */