1*9880d681SAndroid Build Coastguard Worker; RUN: opt < %s -instcombine -disable-output 2*9880d681SAndroid Build Coastguard Worker; PR1594 3*9880d681SAndroid Build Coastguard Worker 4*9880d681SAndroid Build Coastguard Workerdefine i64 @test(i16 %tmp510, i16 %tmp512) { 5*9880d681SAndroid Build Coastguard Worker %W = sext i16 %tmp510 to i32 ; <i32> [#uses=1] 6*9880d681SAndroid Build Coastguard Worker %X = sext i16 %tmp512 to i32 ; <i32> [#uses=1] 7*9880d681SAndroid Build Coastguard Worker %Y = add i32 %W, %X ; <i32> [#uses=1] 8*9880d681SAndroid Build Coastguard Worker %Z = sext i32 %Y to i64 ; <i64> [#uses=1] 9*9880d681SAndroid Build Coastguard Worker ret i64 %Z 10*9880d681SAndroid Build Coastguard Worker} 11