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view gcc/testsuite/gcc.dg/Wstrict-aliasing-bogus-vla-1.c @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
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/* PR 41673: bogus -Wstrict-aliasing warning from VLA dereference.  */
/* { dg-do compile } */
/* { dg-options "-std=gnu99 -O2 -Wall" } */
/* { dg-require-effective-target alloca } */

int main(int argc, char *argv[])
{
    float x[argc];
    float y[argc];
    return 0 == __builtin_memcpy(y, x, argc * sizeof(*x));
}