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| author | Argyrios Kyrtzidis <akyrtzi@gmail.com> | 2010-06-28 22:28:35 +0000 |
|---|---|---|
| committer | Argyrios Kyrtzidis <akyrtzi@gmail.com> | 2010-06-28 22:28:35 +0000 |
| commit | 919e693e80632d214c1f3110f6ee5d1c0b61f06b (patch) | |
| tree | 9f01a593a4f164fb5777c5020a2948c6e021cce3 /lib/Frontend/PCHWriter.cpp | |
| parent | 8ff296496de0970c8d6d72320a1427a926d7ef14 (diff) | |
Modify the way sub-statements are stored and retrieved from PCH.
Before this commit, sub-stmts were stored as encountered and when they were placed in the Stmts stack we had to know what index
each stmt operand has. This complicated supporting variable sub-stmts and sub-stmts that were contained in TypeSourceInfos, e.g.
x = sizeof(int[1]);
would crash PCH.
Now, sub-stmts are stored in reverse order, from last to first, so that when reading them, in order to get the next sub-stmt we just
need to pop the last stmt from the stack. This greatly simplified the way stmts are written and read (just use PCHWriter::AddStmt and
PCHReader::ReadStmt accordingly) and allowed variable stmt operands and TypeSourceInfo exprs.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@107087 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Frontend/PCHWriter.cpp')
| -rw-r--r-- | lib/Frontend/PCHWriter.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/Frontend/PCHWriter.cpp b/lib/Frontend/PCHWriter.cpp index ebaba14e56..8b714386c1 100644 --- a/lib/Frontend/PCHWriter.cpp +++ b/lib/Frontend/PCHWriter.cpp @@ -2056,8 +2056,8 @@ void PCHWriter::SetSelectorOffset(Selector Sel, uint32_t Offset) { PCHWriter::PCHWriter(llvm::BitstreamWriter &Stream) : Stream(Stream), NextTypeID(pch::NUM_PREDEF_TYPE_IDS), - NumStatements(0), NumMacros(0), NumLexicalDeclContexts(0), - NumVisibleDeclContexts(0), EmittingStmts(false) { } + CollectedStmts(&StmtsToEmit), NumStatements(0), NumMacros(0), + NumLexicalDeclContexts(0), NumVisibleDeclContexts(0) { } void PCHWriter::WritePCH(Sema &SemaRef, MemorizeStatCalls *StatCalls, const char *isysroot) { |