1*9880d681SAndroid Build Coastguard Worker; RUN: opt -S -mergefunc < %s | FileCheck %s 2*9880d681SAndroid Build Coastguard Worker 3*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: define i32 @func1 4*9880d681SAndroid Build Coastguard Worker; CHECK: call i32 @func2 5*9880d681SAndroid Build Coastguard Worker; CHECK: ret 6*9880d681SAndroid Build Coastguard Worker 7*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: define i32 @func2 8*9880d681SAndroid Build Coastguard Worker; CHECK: call i32 @unknown 9*9880d681SAndroid Build Coastguard Worker; CHECK: ret 10*9880d681SAndroid Build Coastguard Worker 11*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: define i32 @func4 12*9880d681SAndroid Build Coastguard Worker; CHECK: call i32 @func2 13*9880d681SAndroid Build Coastguard Worker; CHECK: ret 14*9880d681SAndroid Build Coastguard Worker 15*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: define weak i32 @func3_weak 16*9880d681SAndroid Build Coastguard Worker; CHECK: call i32 @func1 17*9880d681SAndroid Build Coastguard Worker; CHECK: ret 18*9880d681SAndroid Build Coastguard Worker 19*9880d681SAndroid Build Coastguard Workerdefine i32 @func1(i32 %x, i32 %y) { 20*9880d681SAndroid Build Coastguard Worker %sum = add i32 %x, %y 21*9880d681SAndroid Build Coastguard Worker %sum2 = add i32 %sum, %y 22*9880d681SAndroid Build Coastguard Worker %sum3 = call i32 @func4(i32 %sum, i32 %sum2) 23*9880d681SAndroid Build Coastguard Worker ret i32 %sum3 24*9880d681SAndroid Build Coastguard Worker} 25*9880d681SAndroid Build Coastguard Worker 26*9880d681SAndroid Build Coastguard Workerdefine i32 @func4(i32 %x, i32 %y) { 27*9880d681SAndroid Build Coastguard Worker %sum = add i32 %x, %y 28*9880d681SAndroid Build Coastguard Worker %sum2 = add i32 %sum, %y 29*9880d681SAndroid Build Coastguard Worker %sum3 = call i32 @unknown(i32 %sum, i32 %sum2) 30*9880d681SAndroid Build Coastguard Worker ret i32 %sum3 31*9880d681SAndroid Build Coastguard Worker} 32*9880d681SAndroid Build Coastguard Worker 33*9880d681SAndroid Build Coastguard Workerdefine weak i32 @func3_weak(i32 %x, i32 %y) { 34*9880d681SAndroid Build Coastguard Worker %sum = add i32 %x, %y 35*9880d681SAndroid Build Coastguard Worker %sum2 = add i32 %sum, %y 36*9880d681SAndroid Build Coastguard Worker %sum3 = call i32 @func2(i32 %sum, i32 %sum2) 37*9880d681SAndroid Build Coastguard Worker ret i32 %sum3 38*9880d681SAndroid Build Coastguard Worker} 39*9880d681SAndroid Build Coastguard Worker 40*9880d681SAndroid Build Coastguard Workerdefine i32 @func2(i32 %x, i32 %y) { 41*9880d681SAndroid Build Coastguard Worker %sum = add i32 %x, %y 42*9880d681SAndroid Build Coastguard Worker %sum2 = add i32 %sum, %y 43*9880d681SAndroid Build Coastguard Worker %sum3 = call i32 @unknown(i32 %sum, i32 %sum2) 44*9880d681SAndroid Build Coastguard Worker ret i32 %sum3 45*9880d681SAndroid Build Coastguard Worker} 46*9880d681SAndroid Build Coastguard Worker 47*9880d681SAndroid Build Coastguard Workerdeclare i32 @unknown(i32 %x, i32 %y) 48