hctim added a comment.
This change broke the sanitizer buildbots:
http://lab.llvm.org:8011/builders/sanitizer-x86_64-linux-fast/builds/37446
Reverted in `b19d87b16f81e7c0a22a0a103c867c1b844eb8bc`
******************** TEST 'Clang-Unit ::
Frontend/./FrontendTests/PCHPreambleTest.ParseWithBom' FAILED
********************
Note: Google Test filter = PCHPreambleTest.ParseWithBom
[==========] Running 1 test from 1 test case.
[----------] Global test environment set-up.
[----------] 1 test from PCHPreambleTest
[ RUN ] PCHPreambleTest.ParseWithBom
==39360==WARNING: MemorySanitizer: use-of-uninitialized-value
#0 0x149ea6f in
clang::CompilerInstance::createOutputFile(llvm::StringRef,
std::__1::error_code&, bool, bool, llvm::StringRef, llvm::StringRef, bool,
bool, std::__1::basic_string<char, std::__1::char_traits<char>,
std::__1::allocator<char> >*, std::__1::basic_string<char,
std::__1::char_traits<char>, std::__1::allocator<char> >*)
/b/sanitizer-x86_64-linux-fast/build/llvm-project/clang/lib/Frontend/CompilerInstance.cpp:730:7
#1 0x149bbb4 in
clang::CompilerInstance::createOutputFile(llvm::StringRef, bool, bool,
llvm::StringRef, llvm::StringRef, bool, bool)
/b/sanitizer-x86_64-linux-fast/build/llvm-project/clang/lib/Frontend/CompilerInstance.cpp:689:43
#2 0x15a6240 in
clang::GeneratePCHAction::CreateOutputFile(clang::CompilerInstance&,
llvm::StringRef, std::__1::basic_string<char, std::__1::char_traits<char>,
std::__1::allocator<char> >&)
/b/sanitizer-x86_64-linux-fast/build/llvm-project/clang/lib/Frontend/FrontendActions.cpp:141:10
#3 0x1673eed in (anonymous
namespace)::PrecompilePreambleAction::CreateASTConsumer(clang::CompilerInstance&,
llvm::StringRef)
/b/sanitizer-x86_64-linux-fast/build/llvm-project/clang/lib/Frontend/PrecompiledPreamble.cpp:208:10
#4 0x158cc44 in
clang::FrontendAction::CreateWrappedASTConsumer(clang::CompilerInstance&,
llvm::StringRef)
/b/sanitizer-x86_64-linux-fast/build/llvm-project/clang/lib/Frontend/FrontendAction.cpp:152:43
#5 0x1596d7c in
clang::FrontendAction::BeginSourceFile(clang::CompilerInstance&,
clang::FrontendInputFile const&)
/b/sanitizer-x86_64-linux-fast/build/llvm-project/clang/lib/Frontend/FrontendAction.cpp:825:9
#6 0x166b40e in
clang::PrecompiledPreamble::Build(clang::CompilerInvocation const&,
llvm::MemoryBuffer const*, clang::PreambleBounds, clang::DiagnosticsEngine&,
llvm::IntrusiveRefCntPtr<llvm::vfs::FileSystem>,
std::__1::shared_ptr<clang::PCHContainerOperations>, bool,
clang::PreambleCallbacks&)
/b/sanitizer-x86_64-linux-fast/build/llvm-project/clang/lib/Frontend/PrecompiledPreamble.cpp:345:13
#7 0x1454602 in
clang::ASTUnit::getMainBufferWithPrecompiledPreamble(std::__1::shared_ptr<clang::PCHContainerOperations>,
clang::CompilerInvocation&, llvm::IntrusiveRefCntPtr<llvm::vfs::FileSystem>,
bool, unsigned int)
/b/sanitizer-x86_64-linux-fast/build/llvm-project/clang/lib/Frontend/ASTUnit.cpp:1378:54
#8 0x145a5a5 in
clang::ASTUnit::LoadFromCompilerInvocation(std::__1::shared_ptr<clang::PCHContainerOperations>,
unsigned int, llvm::IntrusiveRefCntPtr<llvm::vfs::FileSystem>)
/b/sanitizer-x86_64-linux-fast/build/llvm-project/clang/lib/Frontend/ASTUnit.cpp:1677:9
#9 0x145bf13 in
clang::ASTUnit::LoadFromCompilerInvocation(std::__1::shared_ptr<clang::CompilerInvocation>,
std::__1::shared_ptr<clang::PCHContainerOperations>,
llvm::IntrusiveRefCntPtr<clang::DiagnosticsEngine>, clang::FileManager*, bool,
clang::CaptureDiagsKind, unsigned int, clang::TranslationUnitKind, bool, bool,
bool)
/b/sanitizer-x86_64-linux-fast/build/llvm-project/clang/lib/Frontend/ASTUnit.cpp:1722:12
#10 0x5d14d4 in (anonymous
namespace)::PCHPreambleTest::ParseAST(std::__1::basic_string<char,
std::__1::char_traits<char>, std::__1::allocator<char> > const&)
/b/sanitizer-x86_64-linux-fast/build/llvm-project/clang/unittests/Frontend/PCHPreambleTest.cpp:98:36
#11 0x5da805 in (anonymous
namespace)::PCHPreambleTest_ParseWithBom_Test::TestBody()
/b/sanitizer-x86_64-linux-fast/build/llvm-project/clang/unittests/Frontend/PCHPreambleTest.cpp:230:32
#12 0x790d1f in HandleExceptionsInMethodIfSupported<testing::Test, void>
/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/unittest/googletest/src/gtest.cc
#13 0x790d1f in testing::Test::Run()
/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/unittest/googletest/src/gtest.cc:2474:5
#14 0x7937c3 in testing::TestInfo::Run()
/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/unittest/googletest/src/gtest.cc:2656:11
#15 0x794d0f in testing::TestCase::Run()
/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/unittest/googletest/src/gtest.cc:2774:28
#16 0x7b16d9 in testing::internal::UnitTestImpl::RunAllTests()
/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/unittest/googletest/src/gtest.cc:4649:43
#17 0x7b03e7 in
HandleExceptionsInMethodIfSupported<testing::internal::UnitTestImpl, bool>
/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/unittest/googletest/src/gtest.cc
#18 0x7b03e7 in testing::UnitTest::Run()
/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/unittest/googletest/src/gtest.cc:4257:10
#19 0x77b994 in RUN_ALL_TESTS
/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/unittest/googletest/include/gtest/gtest.h:2233:46
#20 0x77b994 in main
/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/unittest/UnitTestMain/TestMain.cpp:50:10
#21 0x7f0b7c0732e0 in __libc_start_main
(/lib/x86_64-linux-gnu/libc.so.6+0x202e0)
#22 0x4caec9 in _start
(/b/sanitizer-x86_64-linux-fast/build/llvm_build_msan/tools/clang/unittests/Frontend/FrontendTests+0x4caec9)
SUMMARY: MemorySanitizer: use-of-uninitialized-value
/b/sanitizer-x86_64-linux-fast/build/llvm-project/clang/lib/Frontend/CompilerInstance.cpp:730:7
in clang::CompilerInstance::createOutputFile(llvm::StringRef,
std::__1::error_code&, bool, bool, llvm::StringRef, llvm::StringRef, bool,
bool, std::__1::basic_string<char, std::__1::char_traits<char>,
std::__1::allocator<char> >*, std::__1::basic_string<char,
std::__1::char_traits<char>, std::__1::allocator<char> >*)
Exiting
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D70615/new/
https://reviews.llvm.org/D70615
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