1; RUN: llvm-as <%s >%t1 2; RUN: llvm-lto -exported-symbol=_uses_puts -exported-symbol=_uses_printf -o - %t1 | \ 3; RUN: llvm-nm - | \ 4; RUN: FileCheck %s 5; rdar://problem/16165191 6; runtime library implementations should not be renamed 7 8target datalayout = "e-m:o-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" 9target triple = "x86_64-apple-darwin11" 10 11@str = private unnamed_addr constant [13 x i8] c"hello world\0A\00" 12 13; CHECK-NOT: U _puts 14; CHECK: T _uses_printf 15; CHECK: T _uses_puts 16define i32 @uses_puts(i32 %i) { 17entry: 18 %s = call ptr @foo(i32 %i) 19 %ret = call i32 @puts(ptr %s) 20 ret i32 %ret 21} 22define i32 @uses_printf(i32 %i) { 23entry: 24 call i32 (ptr, ...) @printf(ptr @str) 25 ret i32 0 26} 27 28define hidden i32 @printf(ptr readonly nocapture %fmt, ...) { 29entry: 30 %ret = call i32 @bar(ptr %fmt) 31 ret i32 %ret 32} 33define hidden i32 @puts(ptr %s) { 34entry: 35 %ret = call i32 @bar(ptr %s) 36 ret i32 %ret 37} 38 39declare ptr @foo(i32) 40declare i32 @bar(ptr) 41