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view gcc/testsuite/g++.dg/warn/Wstrict-aliasing-8.C @ 158:494b0b89df80 default tip

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author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Mon, 25 May 2020 18:13:55 +0900
parents 04ced10e8804
children
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/* { dg-do compile } */
/* { dg-options "-Wstrict-aliasing=2 -O2 -Wall" } */

int a[2];

double *foo1(void)
{
  return (double *)a; /* { dg-warning "strict-aliasing" } */
}

double *foo2(void)
{
  return (double *)&a[0]; /* { dg-warning "strict-aliasing" } */
}

__complex__ double x;
int *bar(void)
{
  return (int *)&__imag__ x; /* { dg-warning "strict-aliasing" } */
}