; This is a basic sanity check for constant propagation. The add instruction | |
; and phi instruction should be eliminated. | |
; RUN: opt < %s -sccp -S | not grep phi | |
; RUN: opt < %s -sccp -S | not grep add | |
define i128 @test(i1 %B) { | |
br i1 %B, label %BB1, label %BB2 | |
BB1: | |
%Val = add i128 0, 1 | |
br label %BB3 | |
BB2: | |
br label %BB3 | |
BB3: | |
%Ret = phi i128 [%Val, %BB1], [1, %BB2] | |
ret i128 %Ret | |
} |