OpenCores
URL https://opencores.org/ocsvn/scarts/scarts/trunk

Subversion Repositories scarts

[/] [scarts/] [trunk/] [toolchain/] [scarts-gcc/] [gcc-4.1.1/] [gcc/] [testsuite/] [gcc.target/] [i386/] [volatile-1.c] - Rev 20

Go to most recent revision | Compare with Previous | Blame | View Log

/* PR optimization/11381 */
/* Originator: <tobias@ringstrom.mine.nu> */
/* { dg-do compile { target i?86-*-* x86_64-*-* } } */
/* { dg-options "-O" } */
 
/* Verify that the comparison is not optimized away. */
 
void foo(volatile unsigned int *vaddr)
{
  while (*vaddr != *vaddr)
    ;
}
 
/* { dg-final { scan-assembler "cmp" } } */
 

Go to most recent revision | Compare with Previous | Blame | View Log

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.