1; REQUIRES: x86 2; RUN: rm -rf %t; split-file %s %t 3 4; RUN: opt -module-summary %t/f.ll -o %t1.o 5; RUN: opt -module-summary %t/g.ll -o %t2.o 6 7;; Test to ensure that thinlto-index-only with obj-path creates the file. 8; RUN: rm -rf %t4 9; RUN: %lld --thinlto-index-only -object_path_lto %t4 -dylib %t1.o %t2.o -o /dev/null 10; RUN: llvm-readobj -h %t4/0.x86_64.lto.o | FileCheck %s 11; RUN: llvm-nm %t4/0.x86_64.lto.o 2>&1 | FileCheck --check-prefix=NM %s 12; RUN: llvm-readobj -h %t4/0.x86_64.lto.o | FileCheck %s 13 14;; Ensure lld emits empty combined module if specific obj-path. 15; RUN: rm -fr %t.dir/objpath && mkdir -p %t.dir/objpath 16; RUN: %lld -object_path_lto %t4.o -dylib %t1.o %t2.o -o %t.dir/objpath/a.out -save-temps 17; RUN: ls %t.dir/objpath/a.out*.lto.* | count 3 18 19;; Ensure lld does not emit empty combined module in default. 20; RUN: rm -fr %t.dir/objpath && mkdir -p %t.dir/objpath 21; RUN: %lld -dylib %t1.o %t2.o -o %t.dir/objpath/a.out -save-temps 22; RUN: ls %t.dir/objpath/a.out*.lto.* | count 2 23 24; NM: no symbols 25; CHECK: Format: Mach-O 64-bit x86-64 26 27;--- f.ll 28target datalayout = "e-m:o-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" 29target triple = "x86_64-apple-darwin" 30 31declare void @g(...) 32 33define void @f() { 34entry: 35 call void (...) @g() 36 ret void 37} 38 39;--- g.ll 40target datalayout = "e-m:o-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" 41target triple = "x86_64-apple-darwin" 42 43define void @g() { 44entry: 45 ret void 46} 47