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Differential D46542

Add test case for Thinlto Linked Objects file
ClosedPublic

Authored by rdhindsa on May 7 2018, 12:06 PM.

Details

Reviewers
ruiu
pcc
• espindola
Commits
rGd48f236a7e42: Add test to ensure lld writes linked files to linked objects file for ThinLTO…
rL331671: Add test to ensure lld writes linked files to linked objects file for ThinLTO…
rLLD331671: Add test to ensure lld writes linked files to linked objects file for ThinLTO…
Summary

Add test to ensure lld writes linked files to linked objects file for ThinLTO Indexing Only option.

Diff Detail

Repository
rL LLVM

Event Timeline

rdhindsa created this revision.May 7 2018, 12:06 PM
Herald added a reviewer: • espindola. · View Herald TranscriptMay 7 2018, 12:06 PM
Herald added subscribers: llvm-commits, eraman, arichardson and 2 others. · View Herald Transcript
ruiu accepted this revision.May 7 2018, 1:12 PM

LGTM

This revision is now accepted and ready to land.May 7 2018, 1:12 PM
Closed by commit rLLD331671: Add test to ensure lld writes linked files to linked objects file for ThinLTO… (authored by rdhindsa). · Explain WhyMay 7 2018, 1:32 PM
Closed by commit rL331671: Add test to ensure lld writes linked files to linked objects file for ThinLTO… (authored by rdhindsa). · Explain Why
This revision was automatically updated to reflect the committed changes.
This revision was automatically updated to reflect the committed changes.

Revision Contents

PathSize
lld/
trunk/
test/
ELF/
lto/
7 lines

Diff 145534

lld/trunk/test/ELF/lto/thinlto.ll

Show All 20 Lines
; RUN: llvm-bcanalyzer -dump %t2.o.thinlto.bc | FileCheck %s --check-prefix=BACKEND2 ; RUN: llvm-bcanalyzer -dump %t2.o.thinlto.bc | FileCheck %s --check-prefix=BACKEND2
; RUN: not test -e %t3 ; RUN: not test -e %t3
; Ensure lld generates an index even if the file is wrapped in --start-lib/--end-lib ; Ensure lld generates an index even if the file is wrapped in --start-lib/--end-lib
; RUN: rm -f %t2.o.thinlto.bc ; RUN: rm -f %t2.o.thinlto.bc
; RUN: ld.lld -m elf_x86_64 --plugin-opt=thinlto-index-only -shared %t.o %t4.o --start-lib %t2.o --end-lib -o %t5 ; RUN: ld.lld -m elf_x86_64 --plugin-opt=thinlto-index-only -shared %t.o %t4.o --start-lib %t2.o --end-lib -o %t5
; RUN: ls %t2.o.thinlto.bc ; RUN: ls %t2.o.thinlto.bc
; Ensure lld writes linked files to linked objects file
; RUN: ld.lld -m elf_x86_64 --plugin-opt=thinlto-index-only=%tlinkedobjfile -shared %t.o %t2.o %t4.o -o %t5
; RUN: cat %tlinkedobjfile 2>&1 | FileCheck %s --check-prefix=IN1
; IN1: {{.*}}thinlto.ll.tmp.o
; IN1-NEXT: {{.*}}thinlto.ll.tmp2.o
; IN1-NEXT: {{.*}}thinlto.ll.tmp4.o
; Ensure lld generates error if unable to write to index file ; Ensure lld generates error if unable to write to index file
; RUN: rm -f %t4.o.thinlto.bc ; RUN: rm -f %t4.o.thinlto.bc
; RUN: touch %t4.o.thinlto.bc ; RUN: touch %t4.o.thinlto.bc
; RUN: chmod 400 %t4.o.thinlto.bc ; RUN: chmod 400 %t4.o.thinlto.bc
; RUN: ld.lld -m elf_x86_64 --plugin-opt=thinlto-index-only -shared %t.o %t4.o -o %t5 2>&1 | FileCheck %s --check-prefix=ERR ; RUN: ld.lld -m elf_x86_64 --plugin-opt=thinlto-index-only -shared %t.o %t4.o -o %t5 2>&1 | FileCheck %s --check-prefix=ERR
; ERR: failed to write {{.*}}4.o.thinlto.bc: {{P|p}}ermission denied ; ERR: failed to write {{.*}}4.o.thinlto.bc: {{P|p}}ermission denied
; Ensure lld doesn't generates index files when thinlto-index-only is not enabled ; Ensure lld doesn't generates index files when thinlto-index-only is not enabled
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