blob: f6ef1ab3f23b9f5baaacac7d91074bc4296f3422 [file] [log] [blame]
Eric Christophercee313d2019-04-17 04:52:47 +00001; This is a basic sanity check for constant propagation. The add instruction
2; should be eliminated.
3
4; RUN: opt < %s -sccp -S | not grep add
5
6define i128 @test(i1 %B) {
7 br i1 %B, label %BB1, label %BB2
8BB1:
9 %Val = add i128 0, 1
10 br label %BB3
11BB2:
12 br label %BB3
13BB3:
14 %Ret = phi i128 [%Val, %BB1], [2, %BB2]
15 ret i128 %Ret
16}