Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a

external/llvm/test/Transforms/LoopSimplify/2003-12-10-ExitBlocksProblem.ll

@@ -1,36 +0,0 @@
-; LoopSimplify is breaking LICM on this testcase because the exit blocks from
-; the loop are reachable from more than just the exit nodes: the exit blocks
-; have predecessors from outside of the loop!
-;
-; This is distilled from a monsterous crafty example.
-
-; RUN: opt < %s -licm -disable-output
-
-
-@G = weak global i32 0		; <i32*> [#uses=7]
-
-define i32 @main() {
-entry:
-	store i32 123, i32* @G
-	br label %loopentry.i
-loopentry.i:		; preds = %endif.1.i, %entry
-	%tmp.0.i = load i32, i32* @G		; <i32> [#uses=1]
-	%tmp.1.i = icmp eq i32 %tmp.0.i, 123		; <i1> [#uses=1]
-	br i1 %tmp.1.i, label %Out.i, label %endif.0.i
-endif.0.i:		; preds = %loopentry.i
-	%tmp.3.i = load i32, i32* @G		; <i32> [#uses=1]
-	%tmp.4.i = icmp eq i32 %tmp.3.i, 126		; <i1> [#uses=1]
-	br i1 %tmp.4.i, label %ExitBlock.i, label %endif.1.i
-endif.1.i:		; preds = %endif.0.i
-	%tmp.6.i = load i32, i32* @G		; <i32> [#uses=1]
-	%inc.i = add i32 %tmp.6.i, 1		; <i32> [#uses=1]
-	store i32 %inc.i, i32* @G
-	br label %loopentry.i
-Out.i:		; preds = %loopentry.i
-	store i32 0, i32* @G
-	br label %ExitBlock.i
-ExitBlock.i:		; preds = %Out.i, %endif.0.i
-	%tmp.7.i = load i32, i32* @G		; <i32> [#uses=1]
-	ret i32 %tmp.7.i
-}
-