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Adapt llvmorg-12-init-17739-gf4d02fbe418d: change CanReuse

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This commit is contained in:
Fangrui Song 2021-01-28 00:18:27 -08:00
parent aca02d209b
commit 4cd308d7fd
1 changed files with 7 additions and 2 deletions
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9
src/sema_manager.cc
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@ -350,14 +350,19 @@ void buildPreamble(Session &session, CompilerInvocation &ci,
std::string content = session.wfiles->getContent(task.path);
std::unique_ptr<llvm::MemoryBuffer> buf =
llvm::MemoryBuffer::getMemBuffer(content);
#if LLVM_VERSION_MAJOR >= 12 // llvmorg-12-init-11522-g4c55c3b66de
#if LLVM_VERSION_MAJOR >= 12
// llvmorg-12-init-11522-g4c55c3b66de
auto bounds = ComputePreambleBounds(*ci.getLangOpts(), *buf, 0);
// llvmorg-12-init-17739-gf4d02fbe418d
if (!task.from_diag && oldP &&
oldP->preamble.CanReuse(ci, *buf, bounds, *fs))
return;
#else
auto bounds = ComputePreambleBounds(*ci.getLangOpts(), buf.get(), 0);
#endif
if (!task.from_diag && oldP &&
oldP->preamble.CanReuse(ci, buf.get(), bounds, fs.get()))
return;
#endif
// -Werror makes warnings issued as errors, which stops parsing
// prematurely because of -ferror-limit=. This also works around the issue
// of -Werror + -Wunused-parameter in interaction with SkipFunctionBodies.