Imported Upstream version 5.18.0.246

Former-commit-id: 0c7ce5b1a7851e13f22acfd379b7f9fb304e4833

external/llvm/test/Transforms/SCCP/2003-08-26-InvokeHandling.ll

@@ -0,0 +1,23 @@
+; The PHI cannot be eliminated from this testcase, SCCP is mishandling invoke's!
+; RUN: opt < %s -sccp -S | grep phi
+
+declare void @foo()
+
+define i32 @test(i1 %cond) personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) {
+Entry:
+	br i1 %cond, label %Inv, label %Cont
+Inv:		; preds = %Entry
+	invoke void @foo( )
+			to label %Ok unwind label %LPad
+Ok:		; preds = %Inv
+	br label %Cont
+LPad:
+        %val = landingpad { i8*, i32 }
+                 catch i8* null
+        br label %Cont
+Cont:		; preds = %Ok, %Inv, %Entry
+	%X = phi i32 [ 0, %Entry ], [ 1, %Ok ], [ 0, %LPad ]		; <i32> [#uses=1]
+	ret i32 %X
+}
+
+declare i32 @__gxx_personality_v0(...)