1*9880d681SAndroid Build Coastguard Worker; RUN: llvm-as <%s >%t1 2*9880d681SAndroid Build Coastguard Worker; RUN: llvm-lto -exported-symbol=_uses_puts -exported-symbol=_uses_printf -o - %t1 | \ 3*9880d681SAndroid Build Coastguard Worker; RUN: llvm-nm - | \ 4*9880d681SAndroid Build Coastguard Worker; RUN: FileCheck %s 5*9880d681SAndroid Build Coastguard Worker; rdar://problem/16165191 6*9880d681SAndroid Build Coastguard Worker; runtime library implementations should not be renamed 7*9880d681SAndroid Build Coastguard Worker 8*9880d681SAndroid Build Coastguard Workertarget triple = "x86_64-apple-darwin11" 9*9880d681SAndroid Build Coastguard Worker 10*9880d681SAndroid Build Coastguard Worker@str = private unnamed_addr constant [13 x i8] c"hello world\0A\00" 11*9880d681SAndroid Build Coastguard Worker 12*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: U _puts 13*9880d681SAndroid Build Coastguard Worker; CHECK: T _uses_printf 14*9880d681SAndroid Build Coastguard Worker; CHECK: T _uses_puts 15*9880d681SAndroid Build Coastguard Workerdefine i32 @uses_puts(i32 %i) { 16*9880d681SAndroid Build Coastguard Workerentry: 17*9880d681SAndroid Build Coastguard Worker %s = call i8* @foo(i32 %i) 18*9880d681SAndroid Build Coastguard Worker %ret = call i32 @puts(i8* %s) 19*9880d681SAndroid Build Coastguard Worker ret i32 %ret 20*9880d681SAndroid Build Coastguard Worker} 21*9880d681SAndroid Build Coastguard Workerdefine i32 @uses_printf(i32 %i) { 22*9880d681SAndroid Build Coastguard Workerentry: 23*9880d681SAndroid Build Coastguard Worker %s = getelementptr [13 x i8], [13 x i8]* @str, i64 0, i64 0 24*9880d681SAndroid Build Coastguard Worker call i32 (i8*, ...) @printf(i8* %s) 25*9880d681SAndroid Build Coastguard Worker ret i32 0 26*9880d681SAndroid Build Coastguard Worker} 27*9880d681SAndroid Build Coastguard Worker 28*9880d681SAndroid Build Coastguard Workerdefine hidden i32 @printf(i8* readonly nocapture %fmt, ...) { 29*9880d681SAndroid Build Coastguard Workerentry: 30*9880d681SAndroid Build Coastguard Worker %ret = call i32 @bar(i8* %fmt) 31*9880d681SAndroid Build Coastguard Worker ret i32 %ret 32*9880d681SAndroid Build Coastguard Worker} 33*9880d681SAndroid Build Coastguard Workerdefine hidden i32 @puts(i8* %s) { 34*9880d681SAndroid Build Coastguard Workerentry: 35*9880d681SAndroid Build Coastguard Worker %ret = call i32 @bar(i8* %s) 36*9880d681SAndroid Build Coastguard Worker ret i32 %ret 37*9880d681SAndroid Build Coastguard Worker} 38*9880d681SAndroid Build Coastguard Worker 39*9880d681SAndroid Build Coastguard Workerdeclare i8* @foo(i32) 40*9880d681SAndroid Build Coastguard Workerdeclare i32 @bar(i8*) 41