; RUN: llc -O1 < %s -march=avr | FileCheck %s target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128" target triple = "x86_64-apple-macosx10.9" %Vs6UInt16 = type <{ i16 }> %Sb = type <{ i1 }> define hidden void @setServoAngle(i16) { ; CHECK-LABEL: entry entry: %adjustedAngle = alloca %Vs6UInt16, align 2 %1 = bitcast %Vs6UInt16* %adjustedAngle to i8* %adjustedAngle._value = getelementptr inbounds %Vs6UInt16, %Vs6UInt16* %adjustedAngle, i32 0, i32 0 store i16 %0, i16* %adjustedAngle._value, align 2 ;print(unsignedInt: adjustedAngle &* UInt16(11)) ; breaks here %adjustedAngle._value2 = getelementptr inbounds %Vs6UInt16, %Vs6UInt16* %adjustedAngle, i32 0, i32 0 %2 = load i16, i16* %adjustedAngle._value2, align 2 ; CHECK: mov r22, r24 ; CHECK: mov r23, r25 ; CHECK-DAG: ldi r20, 0 ; CHECK-DAG: ldi r21, 0 ; CHECK-DAG: ldi r18, 11 ; CHECK-DAG: ldi r19, 0 ; CHECK: mov r24, r20 ; CHECK: mov r25, r21 ; CHECK: call __mulsi3 %3 = call { i16, i1 } @llvm.umul.with.overflow.i16(i16 %2, i16 11) %4 = extractvalue { i16, i1 } %3, 0 %5 = extractvalue { i16, i1 } %3, 1 ; above code looks fine, how is it lowered? %6 = call i1 @printDefaultParam() call void @print(i16 %4, i1 %6) ; CHECK: ret ret void } declare void @print(i16, i1) declare i1 @printDefaultParam() ; Function Attrs: nounwind readnone speculatable declare { i16, i1 } @llvm.umul.with.overflow.i16(i16, i16)