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* 20050423-1.c: Testcase for PR tree-optimization/20742.

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From-SVN: r100719
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Sebastian Pop 2005-06-07 19:54:23 +00:00
parent 1e8552ebb2
commit e699ee2475
1 changed files with 16 additions and 0 deletions
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gcc/testsuite/gcc.c-torture/compile/20050423-1.c Normal file
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/* PR tree-optimization/20742 */
int
foo (int x, int y)
{
register int a = y + 57;
register int b = y + 31;
while (x-- > 0)
{
#define TEN(x) x x x x x x x x x x
TEN (TEN (a += b; b -= a;))
TEN (TEN (a += b; b -= a;))
}
return a + b;
}