; REQUIRES: x86

; RUN: rm -rf %t && split-file %s %t && cd %t
; RUN: llvm-as main.ll -o main.o
; RUN: llvm-as puts.ll -o puts.o
; RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux-gnu printf.s -o printf.o
; RUN: llvm-ar rcs libc.a puts.o printf.o

;; Ensure that no printf->puts translation occurs during LTO because puts is in
;; bitcode, but was not brought into the link. This would fail the link by
;; extracting bitcode after LTO.
; RUN: ld.lld -o out main.o libc.a
; RUN: llvm-nm out | FileCheck %s

;; Test the same behavior with lazy objects.
; RUN: ld.lld -o out-lazy main.o --start-lib puts.o --end-lib printf.o
; RUN: llvm-nm out-lazy | FileCheck %s

;; Test that translation DOES occur when puts is extracted and brought into the link.
; RUN: ld.lld -o out-extracted main.o puts.o printf.o
; RUN: llvm-nm out-extracted | FileCheck %s --check-prefix=EXTRACTED

; CHECK-NOT: puts
; CHECK: printf

; EXTRACTED: printf
; EXTRACTED: puts

;--- puts.ll
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

define i32 @puts(ptr nocapture readonly %0) noinline {
  call void asm sideeffect "", ""()
  ret i32 0
}

;--- printf.s
.globl printf
printf:
  ret

;--- main.ll
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

@str = constant [5 x i8] c"foo\0A\00"

define i32 @_start() {
  %call = call i32 (ptr, ...) @printf(ptr @str)
  ret i32 0
}

declare i32 @printf(ptr, ...)