Imported Upstream version 5.18.0.225

Former-commit-id: 10196d987d5fc5564b9d3b33b1fdf13190f4d0b5

external/llvm/test/Transforms/LoopStrengthReduce/2005-09-12-UsesOutOutsideOfLoop.ll

@@ -0,0 +1,32 @@
+; RUN: opt < %s -loop-reduce -disable-output
+
+define void @main() {
+entry:
+	br label %loopentry.0
+loopentry.0:		; preds = %then.5, %entry
+	%arg_index.1.ph = phi i32 [ 1, %entry ], [ %arg_index.1.ph.be, %then.5 ]		; <i32> [#uses=1]
+	br i1 false, label %no_exit.0, label %loopexit.0
+no_exit.0:		; preds = %loopentry.0
+	%arg_index.1.1 = add i32 0, %arg_index.1.ph		; <i32> [#uses=2]
+	br i1 false, label %then.i55, label %endif.i61
+then.i55:		; preds = %no_exit.0
+	br i1 false, label %then.4, label %else.1
+endif.i61:		; preds = %no_exit.0
+	ret void
+then.4:		; preds = %then.i55
+	%tmp.19993 = add i32 %arg_index.1.1, 2		; <i32> [#uses=0]
+	ret void
+else.1:		; preds = %then.i55
+	br i1 false, label %then.i86, label %loopexit.i97
+then.i86:		; preds = %else.1
+	ret void
+loopexit.i97:		; preds = %else.1
+	br i1 false, label %then.5, label %else.2
+then.5:		; preds = %loopexit.i97
+	%arg_index.1.ph.be = add i32 %arg_index.1.1, 2		; <i32> [#uses=1]
+	br label %loopentry.0
+else.2:		; preds = %loopexit.i97
+	ret void
+loopexit.0:		; preds = %loopentry.0
+	ret void
+}