1*9880d681SAndroid Build Coastguard Worker; RUN: opt < %s -instcombine -S | grep "ret i32 10" 2*9880d681SAndroid Build Coastguard Worker 3*9880d681SAndroid Build Coastguard Worker@g1 = available_externally constant i32 1 4*9880d681SAndroid Build Coastguard Worker@g2 = linkonce_odr constant i32 2 5*9880d681SAndroid Build Coastguard Worker@g3 = weak_odr constant i32 3 6*9880d681SAndroid Build Coastguard Worker@g4 = internal constant i32 4 7*9880d681SAndroid Build Coastguard Worker 8*9880d681SAndroid Build Coastguard Workerdefine i32 @test() { 9*9880d681SAndroid Build Coastguard Worker %A = load i32, i32* @g1 10*9880d681SAndroid Build Coastguard Worker %B = load i32, i32* @g2 11*9880d681SAndroid Build Coastguard Worker %C = load i32, i32* @g3 12*9880d681SAndroid Build Coastguard Worker %D = load i32, i32* @g4 13*9880d681SAndroid Build Coastguard Worker 14*9880d681SAndroid Build Coastguard Worker %a = add i32 %A, %B 15*9880d681SAndroid Build Coastguard Worker %b = add i32 %a, %C 16*9880d681SAndroid Build Coastguard Worker %c = add i32 %b, %D 17*9880d681SAndroid Build Coastguard Worker ret i32 %c 18*9880d681SAndroid Build Coastguard Worker} 19*9880d681SAndroid Build Coastguard Worker 20