gcc-4.9/gcc/testsuite/g++.dg/warn/Wstrict-aliasing-bogus-const.C


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

int foo(int* p) {
  const int& q = *p;  /* { dg-bogus "const vs. non-const" } */
  *p = 1;
  return q;
}