2 ! { dg-options "-O1 -fno-signed-zeros -fno-trapping-math -fdump-tree-optimized" }
3 ! Fortran defaults to associative by default,
4 ! with -fno-signed-zeros -fno-trapping-math this should optimize away all additions
9 ! { dg-final { scan-tree-dump-times " \\\+ " 0 "optimized" } }