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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.dg/] [pr23584.c] - Rev 154
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/* Regression test for PR middle-end/23584 */ /* Verify that dereferencing an absolute address inside of a function makes that function impure. */ /* { dg-do compile } */ /* { dg-options "-O1 -fdump-ipa-pure-const" } */ int test1 (void) { return * (volatile int *) 0x1234; } int test2 (void) { int local = * (volatile int *) 0x1234; return local; } /* { dg-final { scan-ipa-dump-not "found to be pure: test1" "pure-const" } } */ /* { dg-final { scan-ipa-dump-not "found to be pure: test2" "pure-const" } } */ /* { dg-final { cleanup-ipa-dump "pure-const" } } */
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