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Differential D135125 Diff 464882 llvm/test/Transforms/JumpThreading/PR33357-lvi-recursion.ll

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	; RUN: opt -S -jump-threading -verify -o - %s \| FileCheck %s			; RUN: opt -S -jump-threading -verify -o - %s \| FileCheck %s
				; This test checks that we dont infinitely recurse when a
				; binary operator references itself.
	@a = external global i16, align 1			@a = external global i16, align 1

	; CHECK-LABEL: f			; CHECK-LABEL: f
	; CHECK: bb6:			; CHECK: [[OP:%.*]] = and i1 [[OP]], undef
	; CHECK: bb2:
	; CHECK: bb3:
	; CHECK-NOT: bb0:
	; CHECK-NOT: bb1:
	; CHECK-NOT: bb4:
	; CHECK-NOT: bb5:
	define void @f(i32 %p1) {			define void @f(i32 %p1) {
	bb0:			bb0:
	%0 = icmp eq i32 %p1, 0			%0 = icmp eq i32 %p1, 0
	br i1 undef, label %bb6, label %bb1			br i1 undef, label %bb6, label %bb1

	bb1:			bb1:
	br label %bb2			br label %bb2

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