view gcc/testsuite/c-c++-common/Wshift-count-negative-1.c @ 16:04ced10e8804

gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
parents
children 1830386684a0
line wrap: on
line source

/* { dg-do compile } */
/* { dg-options "-Wshift-count-negative" } */

void foo()
{
  unsigned i1 = 1U << -1; /* { dg-warning "left shift count is negative" } */
  unsigned i2 = 1U >> -1; /* { dg-warning "right shift count is negative" } */
}