1; REQUIRES: x86 2; RUN: opt -thinlto-bc -thinlto-split-lto-unit -unified-lto %s -o %t0.o 3; RUN: opt -thinlto-bc -thinlto-split-lto-unit %s -o %t1.o 4; RUN: ld.lld --lto=full %t0.o -o %t0 5; RUN: llvm-readelf -s %t0 | FileCheck %s --check-prefix=FULL 6; RUN: ld.lld --lto=thin %t0.o -o %t0 7; RUN: llvm-readelf -s %t0 | FileCheck %s --check-prefix=THIN 8; RUN: ld.lld --lto=default %t0.o -o %t0 9; RUN: llvm-readelf -s %t0 | FileCheck %s --check-prefix=THIN 10; RUN: ld.lld --lto=default %t1.o -o %t1 11; RUN: llvm-readelf -s %t1 | FileCheck %s --check-prefix=THIN 12; RUN: ld.lld %t0.o -o %t0 2>&1 | count 0 13; RUN: llvm-readelf -s %t0 | FileCheck %s --check-prefix=THIN 14; RUN: not ld.lld --lto=unknown %t1.o -o /dev/null 2>&1 | \ 15; RUN: FileCheck --implicit-check-not=error: --check-prefix=ERR %s 16; ERR: error: unknown LTO mode: unknown 17 18; FULL: Symbol table '.symtab' contains 3 entries: 19; FULL-NEXT: Num: Value Size Type Bind Vis Ndx Name 20; FULL-NEXT: 0: 0000000000000000 0 NOTYPE LOCAL DEFAULT UND 21; FULL-NEXT: 1: 0000000000000000 0 FILE LOCAL DEFAULT ABS ld-temp.o 22; FULL-NEXT: 2: 0000000000201120 1 FUNC GLOBAL DEFAULT 1 _start 23 24; THIN: Symbol table '.symtab' contains 3 entries: 25; THIN-NEXT: Num: Value Size Type Bind Vis Ndx Name 26; THIN-NEXT: 0: 0000000000000000 0 NOTYPE LOCAL DEFAULT UND 27; THIN-NEXT: 1: 0000000000000000 0 FILE LOCAL DEFAULT ABS unified-lto.ll 28; THIN-NEXT: 2: 0000000000201120 1 FUNC GLOBAL DEFAULT 1 _start 29 30target triple = "x86_64-unknown-linux-gnu" 31target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" 32 33define void @_start() { 34 ret void 35} 36