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[/] [scarts/] [trunk/] [toolchain/] [scarts-gcc/] [gcc-4.1.1/] [gcc/] [testsuite/] [gcc.target/] [i386/] [volatile-1.c] - Rev 12
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/* 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" } } */