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authorDouglas Gregor <dgregor@apple.com>2010-10-01 01:05:22 +0000
committerDouglas Gregor <dgregor@apple.com>2010-10-01 01:05:22 +0000
commit9e136b544d24c37900e32bebfd336bfae9f2f34b (patch)
tree745830f1992d83d0939d689cc5bc7c445a5c7b43 /clang/lib/Frontend/ASTUnit.cpp
parenteb114da5068e363e2c54fcffc550b137c56f1e7d (diff)
downloadbcm5719-llvm-9e136b544d24c37900e32bebfd336bfae9f2f34b.tar.gz
bcm5719-llvm-9e136b544d24c37900e32bebfd336bfae9f2f34b.zip
Enable chained precompiled headers for use with precompiled preambles
llvm-svn: 115260
Diffstat (limited to 'clang/lib/Frontend/ASTUnit.cpp')
-rw-r--r--clang/lib/Frontend/ASTUnit.cpp4
1 files changed, 1 insertions, 3 deletions
diff --git a/clang/lib/Frontend/ASTUnit.cpp b/clang/lib/Frontend/ASTUnit.cpp
index bd7e712bc78..19d1690051e 100644
--- a/clang/lib/Frontend/ASTUnit.cpp
+++ b/clang/lib/Frontend/ASTUnit.cpp
@@ -1158,9 +1158,7 @@ llvm::MemoryBuffer *ASTUnit::getMainBufferWithPrecompiledPreamble(
// Tell the compiler invocation to generate a temporary precompiled header.
FrontendOpts.ProgramAction = frontend::GeneratePCH;
- // FIXME: Set ChainedPCH unconditionally, once it is ready.
- if (::getenv("LIBCLANG_CHAINING"))
- FrontendOpts.ChainedPCH = true;
+ FrontendOpts.ChainedPCH = true;
// FIXME: Generate the precompiled header into memory?
FrontendOpts.OutputFile = PreamblePCHPath;
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