Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/pr56341-1.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 run } */ /* { dg-options "-fstrict-volatile-bitfields" } */ extern void abort (void); struct test0 { unsigned char b1[2]; } __attribute__((packed, aligned(2))); struct test1 { volatile unsigned long a1; unsigned char b1[4]; } __attribute__((packed, aligned(2))); struct test2 { struct test0 t0; struct test1 t1; struct test0 t2; } __attribute__((packed, aligned(2))); struct test2 xx; struct test2 *x1 = &xx; #define MAGIC 0x12345678 void test0 (struct test2* x1) { x1->t1.a1 = MAGIC; } int main() { test0 (x1); if (xx.t1.a1 != MAGIC) abort (); return 0; }