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; 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 %t.lto.o | FileCheck %s --check-prefix=NM1
; RUN: llvm-nm %t1.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 %t2.lto.o | FileCheck %s --check-prefix=NM1
; RUN: llvm-nm %t21.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
}
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