/* { dg-do compile } */ /* { dg-options "-O2 --param tree-reassoc-width=3 -fdump-tree-reassoc1-details" } */ unsigned int foo (int a, int b, int c, int d) { unsigned int s = 0; s += a; s += b; s += c; s += d; return s; } /* Verify reassociation width was chosen to be 2. */ /* { dg-final { scan-tree-dump-times "Width = 2" 1 "reassoc1"} } */ /* { dg-final { cleanup-tree-dump "reassoc1" } } */