; RUN: llvm-as < %s | llc -march=x86 -regalloc=simple | |
define i32 @main() { | |
; %A = 0 | |
%A = add i32 0, 0 ; <i32> [#uses=1] | |
; %B = 1 | |
%B = add i32 0, 1 ; <i32> [#uses=2] | |
br label %bb1 | |
bb1: ; preds = %0 | |
; %X = 0*1 = 0 | |
%X = mul i32 %A, %B ; <i32> [#uses=0] | |
; %r = 0 | |
%R = sub i32 %B, 1 ; <i32> [#uses=1] | |
ret i32 %R | |
} |