Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/20141029-1.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 "-fstrict-volatile-bitfields -fdump-rtl-final" } */ #define PERIPH (*(volatile struct system_periph *)0x81234) struct system_periph { union { unsigned short WORD; struct { unsigned short a:1; unsigned short b:1; unsigned short :5; unsigned short c:1; unsigned short :8; } BIT; } ALL; } __attribute__((aligned(2))); void foo() { while (1) { PERIPH.ALL.BIT.a = 1; } } /* { dg-final { scan-rtl-dump-times "mem/v(/.)*:HI" 4 "final" } } */