; Promoting some values allows promotion of other values. | |
; RUN: opt < %s -mem2reg -S | not grep alloca | |
define i32 @test2() { | |
%result = alloca i32 ; <i32*> [#uses=2] | |
%a = alloca i32 ; <i32*> [#uses=2] | |
%p = alloca i32* ; <i32**> [#uses=2] | |
store i32 0, i32* %a | |
store i32* %a, i32** %p | |
%tmp.0 = load i32*, i32** %p ; <i32*> [#uses=1] | |
%tmp.1 = load i32, i32* %tmp.0 ; <i32> [#uses=1] | |
store i32 %tmp.1, i32* %result | |
%tmp.2 = load i32, i32* %result ; <i32> [#uses=1] | |
ret i32 %tmp.2 | |
} | |