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view gcc/testsuite/g++.dg/warn/Wstrict-aliasing-bogus-union.C @ 144:8f4e72ab4e11

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fix segmentation fault caused by nothing next cur_op to end
author Takahiro SHIMIZU <anatofuz@cr.ie.u-ryukyu.ac.jp>
date Sun, 23 Dec 2018 21:23:56 +0900
parents 04ced10e8804
children
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line source

/* { dg-do compile } */
/* { dg-options "-O2 -Wstrict-aliasing -fstrict-aliasing" } */


union U {
  int i;
  float f;
};

float foo () {
  union U u;
  float* f = &u.f;  /* { dg-bogus "unions are holy in GCC" } */
  u.i = 2;
  return *f;
}