1 /* { dg-do compile } */ 2 /* { dg-options "-O2 -fdump-tree-reassoc1" } */ foo(unsigned int a,unsigned int b,unsigned int c,unsigned int d)3unsigned int foo(unsigned int a, unsigned int b, unsigned int c, unsigned int d) 4 { 5 /* Should be transformed into a + c + 8 */ 6 unsigned int e = a + 3; 7 unsigned int f = c + 5; 8 unsigned int g = e + f; 9 return g; 10 } 11 12 /* { dg-final { scan-tree-dump-times "\\\+ 8" 1 "reassoc1"} } */ 13