; RUN: llc -mtriple arm-eabi -mcpu swift -verify-machineinstrs %s -o /dev/null declare i32 @f(i32 %p0, i32 %p1) define i32 @foo(i32* %ptr) { entry: %cmp = icmp ne i32* %ptr, null br i1 %cmp, label %if.then, label %if.else ; present something which can be easily if-converted if.then: ; %R0 should be killed here %valt = load i32, i32* %ptr, align 4 br label %return if.else: ; %R0 should be killed here, however after if-conversion the %R0 kill ; has to be removed because if.then will follow after this and still ; read it. %addr = getelementptr inbounds i32, i32* %ptr, i32 4 %vale = load i32, i32* %addr, align 4 br label %return return: %phival = phi i32 [ %valt, %if.then ], [ %vale, %if.else ] ; suggest to bring %phival/%valt/%vale into %R1 (because otherwise there ; will be no kills in if.then/if.else) %retval = call i32 @f (i32 0, i32 %phival) ret i32 %retval }