| ; RUN: opt < %s -passes='function(instcombine),function(mem2reg)' -S | \ |
| ; RUN: not grep "i32 1" |
| |
| ; When propagating the load through the select, make sure that the load is |
| ; inserted where the original load was, not where the select is. Not doing |
| ; so could produce incorrect results! |
| |
| define i32 @test(i1 %C) { |
| %X = alloca i32 ; <ptr> [#uses=3] |
| %X2 = alloca i32 ; <ptr> [#uses=2] |
| store i32 1, ptr %X |
| store i32 2, ptr %X2 |
| %Y = select i1 %C, ptr %X, ptr %X2 ; <ptr> [#uses=1] |
| store i32 3, ptr %X |
| %Z = load i32, ptr %Y ; <i32> [#uses=1] |
| ret i32 %Z |
| } |
| |
