1; Promoting some values allows promotion of other values. 2; RUN: opt < %s -passes=mem2reg -S | not grep alloca 3 4define i32 @test2() { 5 %result = alloca i32 ; <ptr> [#uses=2] 6 %a = alloca i32 ; <ptr> [#uses=2] 7 %p = alloca ptr ; <ptr> [#uses=2] 8 store i32 0, ptr %a 9 store ptr %a, ptr %p 10 %tmp.0 = load ptr, ptr %p ; <ptr> [#uses=1] 11 %tmp.1 = load i32, ptr %tmp.0 ; <i32> [#uses=1] 12 store i32 %tmp.1, ptr %result 13 %tmp.2 = load i32, ptr %result ; <i32> [#uses=1] 14 ret i32 %tmp.2 15} 16 17