1/* { dg-do compile } */ 2/* { dg-options "-fdump-tree-gimple" } */ 3 4/* PR tree-optimization/20470: 5 Missing fold to abs(x) when x == MINUS_EXPR. */ 6#define abs(x) ((x) >= 0 ? (x) : -(x)) 7 8int i,j,k; 9void f1() 10{ 11 i = abs(j-k); 12} 13 14/* { dg-final { scan-tree-dump-times "ABS_EXPR" 1 "gimple" } } */ 15/* { dg-final { cleanup-tree-dump "gimple" } } */ 16