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gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
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// PR c++/83045
// { dg-do compile }
// { dg-options "-Wreturn-type -O2" }

void foo (void);

int
bar (int a)
{
  if (a != 0)
    foo ();
}	/* { dg-warning "no return statement in function returning non-void" } */

int
baz (int a)
{
  if (a != 0)
    __builtin_abort ();
}	/* { dg-warning "control reaches end of non-void function" } */