; This testcase tests for a problem where LICM hoists ; potentially trapping instructions when they are not guaranteed to execute. ; ; RUN: llvm-as < %s | opt -licm | llvm-dis | %prcontext "IfUnEqual" 2 | grep div @X = global i32 0 ; [#uses=1] declare void @foo() define i32 @test(i1 %c) { %A = load i32* @X ; [#uses=2] br label %Loop Loop: ; preds = %LoopTail, %0 call void @foo( ) br i1 %c, label %LoopTail, label %IfUnEqual IfUnEqual: ; preds = %Loop %B1 = sdiv i32 4, %A ; [#uses=1] br label %LoopTail LoopTail: ; preds = %IfUnEqual, %Loop %B = phi i32 [ 0, %Loop ], [ %B1, %IfUnEqual ] ; [#uses=1] br i1 %c, label %Loop, label %Out Out: ; preds = %LoopTail %C = sub i32 %A, %B ; [#uses=1] ret i32 %C }