1 ; Mem2reg used to only add one incoming value to a PHI node, even if it had 2 ; multiple incoming edges from a block. 3 ; 4 ; RUN: opt < %s -mem2reg -disable-output 5 6 define i32 @test(i1 %c1, i1 %c2) { 7 %X = alloca i32 ; <i32*> [#uses=2] 8 br i1 %c1, label %Exit, label %B2 9 B2: ; preds = %0 10 store i32 2, i32* %X 11 br i1 %c2, label %Exit, label %Exit 12 Exit: ; preds = %B2, %B2, %0 13 %Y = load i32* %X ; <i32> [#uses=1] 14 ret i32 %Y 15 } 16 17
