3d63a409a0
This should be correctly implied by the linker. This also makes the tests slightly easier to maintain and compare with the equivalent tests under for other platforms. Differential Revision: https://reviews.llvm.org/D47513 llvm-svn: 333567
56 lines
2.0 KiB
LLVM
56 lines
2.0 KiB
LLVM
; REQUIRES: x86
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; Generate summary sections and test lld handling.
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; RUN: opt -module-summary %s -o %t1.o
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; RUN: opt -module-summary %p/Inputs/thinlto.ll -o %t2.o
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; Include a file with an empty module summary index, to ensure that the expected
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; output files are created regardless, for a distributed build system.
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; RUN: opt -module-summary %p/Inputs/thinlto_empty.ll -o %t3.o
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; Ensure lld generates imports files if requested for distributed backends.
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; RUN: rm -f %t3.o.imports %t3.o.thinlto.bc
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; RUN: ld.lld --plugin-opt=thinlto-index-only --plugin-opt=thinlto-emit-imports-files -shared %t1.o %t2.o %t3.o -o %t4
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; The imports file for this module contains the bitcode file for
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; Inputs/thinlto.ll
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; RUN: cat %t1.o.imports | count 1
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; RUN: cat %t1.o.imports | FileCheck %s --check-prefix=IMPORTS1
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; IMPORTS1: thinlto-emit-imports.ll.tmp2.o
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; The imports file for Input/thinlto.ll is empty as it does not import anything.
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; RUN: cat %t2.o.imports | count 0
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; The imports file for Input/thinlto_empty.ll is empty but should exist.
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; RUN: cat %t3.o.imports | count 0
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; The index file should be created even for the input with an empty summary.
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; RUN: ls %t3.o.thinlto.bc
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; Ensure lld generates error if unable to write to imports file.
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; RUN: rm -f %t3.o.imports
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; RUN: touch %t3.o.imports
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; RUN: chmod 400 %t3.o.imports
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; RUN: not ld.lld --plugin-opt=thinlto-index-only --plugin-opt=thinlto-emit-imports-files -shared %t1.o %t2.o %t3.o -o %t4 2>&1 | FileCheck %s --check-prefix=ERR
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; ERR: cannot open {{.*}}3.o.imports: {{P|p}}ermission denied
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; Ensure lld doesn't generate import files when thinlto-index-only is not enabled
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; RUN: rm -f %t1.o.imports
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; RUN: rm -f %t2.o.imports
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; RUN: rm -f %t3.o.imports
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; RUN: ld.lld --plugin-opt=thinlto-emit-imports-files -shared %t1.o %t2.o %t3.o -o %t4
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; RUN: not ls %t1.o.imports
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; RUN: not ls %t2.o.imports
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; RUN: not ls %t3.o.imports
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-unknown-linux-gnu"
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declare void @g(...)
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define void @f() {
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entry:
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call void (...) @g()
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ret void
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}
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