Dodge a fastmath issue in trunk llvm
Dodge a fastmath issue in trunk llvm

We were adding very large floats in potentially different orders and
expecting the same result.


Former-commit-id: 9d15c9dfebde36404bdbf4143dd8fde81959bddb
darkbuck/Halide,Trass3r/Halide,darkbuck/Halide,darkbuck/Halide,Trass3r/Halide,Trass3r/Halide,Trass3r/Halide,Trass3r/Halide,darkbuck/Halide,darkbuck/Halide,Trass3r/Halide,darkbuck/Halide,darkbuck/Halide,Trass3r/Halide