Remove assertion because it's invalid for older llvms
Remove assertion because it's invalid for older llvms


Former-commit-id: 677e138a35b9351bf5c870782e92e200fba95ea4
darkbuck/Halide,darkbuck/Halide,Trass3r/Halide,darkbuck/Halide,Trass3r/Halide,darkbuck/Halide,darkbuck/Halide,darkbuck/Halide,Trass3r/Halide,Trass3r/Halide,Trass3r/Halide,Trass3r/Halide,Trass3r/Halide,darkbuck/Halide