| ; REQUIRES: x86 |
| ; Basic ThinLTO tests. |
| ; RUN: opt -module-summary %s -o %t.o |
| ; RUN: opt -module-summary %p/Inputs/thinlto.ll -o %t2.o |
| |
| ; First force single-threaded mode |
| ; RUN: rm -f %t.lto.o %t1.lto.o |
| ; RUN: ld.lld -save-temps --thinlto-jobs=1 -shared %t.o %t2.o -o %t |
| ; RUN: llvm-nm %t1.lto.o | FileCheck %s --check-prefix=NM1 |
| ; RUN: llvm-nm %t2.lto.o | FileCheck %s --check-prefix=NM2 |
| |
| ; Next force multi-threaded mode |
| ; RUN: rm -f %t2.lto.o %t21.lto.o |
| ; RUN: ld.lld -save-temps --thinlto-jobs=2 -shared %t.o %t2.o -o %t2 |
| ; RUN: llvm-nm %t21.lto.o | FileCheck %s --check-prefix=NM1 |
| ; RUN: llvm-nm %t22.lto.o | FileCheck %s --check-prefix=NM2 |
| |
| ; NM1: T f |
| ; NM1-NOT: U g |
| |
| ; NM2: T g |
| |
| ; Then check without --thinlto-jobs (which currently default to hardware_concurrency) |
| ; We just check that we don't crash or fail (as it's not sure which tests are |
| ; stable on the final output file itself. |
| ; RUN: ld.lld -shared %t.o %t2.o -o %t2 |
| |
| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-unknown-linux-gnu" |
| |
| declare void @g(...) |
| |
| define void @f() { |
| entry: |
| call void (...) @g() |
| ret void |
| } |