1*9880d681SAndroid Build Coastguard Worker; RUN: opt < %s -functionattrs -S | grep readnone 2*9880d681SAndroid Build Coastguard Worker 3*9880d681SAndroid Build Coastguard Workerdefine i32 @a() { 4*9880d681SAndroid Build Coastguard Worker %tmp = call i32 @b( ) ; <i32> [#uses=1] 5*9880d681SAndroid Build Coastguard Worker ret i32 %tmp 6*9880d681SAndroid Build Coastguard Worker} 7*9880d681SAndroid Build Coastguard Worker 8*9880d681SAndroid Build Coastguard Workerdefine i32 @b() { 9*9880d681SAndroid Build Coastguard Worker %tmp = call i32 @a( ) ; <i32> [#uses=1] 10*9880d681SAndroid Build Coastguard Worker ret i32 %tmp 11*9880d681SAndroid Build Coastguard Worker} 12