Avoid if statement that's always true.
Avoid if statement that's always true.


Former-commit-id: ea3c9f118f7edbf2c1244372e98d783bc08d7f0a
darkbuck/Halide,Trass3r/Halide,Trass3r/Halide,Trass3r/Halide,darkbuck/Halide,Trass3r/Halide,darkbuck/Halide,Trass3r/Halide,darkbuck/Halide,Trass3r/Halide,darkbuck/Halide,Trass3r/Halide,darkbuck/Halide,darkbuck/Halide