[PATCH] D41495: [clangd] Skip function bodies when building the preamble

[Phabricator via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL321521: [clangd] Skip function bodies when building the 
preamble (authored by ibiryukov, committed by ).

Repository:
  rL LLVM

https://reviews.llvm.org/D41495

Files:
  clang-tools-extra/trunk/clangd/ClangdUnit.cpp


Index: clang-tools-extra/trunk/clangd/ClangdUnit.cpp
===================================================================
--- clang-tools-extra/trunk/clangd/ClangdUnit.cpp
+++ clang-tools-extra/trunk/clangd/ClangdUnit.cpp
@@ -529,12 +529,22 @@
       IntrusiveRefCntPtr<DiagnosticsEngine> PreambleDiagsEngine =
           CompilerInstance::createDiagnostics(
               &CI->getDiagnosticOpts(), &PreambleDiagnosticsConsumer, false);
+
+      // Skip function bodies when building the preamble to speed up building
+      // the preamble and make it smaller.
+      assert(!CI->getFrontendOpts().SkipFunctionBodies);
+      CI->getFrontendOpts().SkipFunctionBodies = true;
+
       CppFilePreambleCallbacks SerializedDeclsCollector;
       auto BuiltPreamble = PrecompiledPreamble::Build(
           *CI, ContentsBuffer.get(), Bounds, *PreambleDiagsEngine, VFS, PCHs,
           /*StoreInMemory=*/That->StorePreamblesInMemory,
           SerializedDeclsCollector);
 
+      // When building the AST for the main file, we do want the function
+      // bodies.
+      CI->getFrontendOpts().SkipFunctionBodies = false;
+
       if (BuiltPreamble) {
         log(Ctx, "Built preamble of size " + Twine(BuiltPreamble->getSize()) +
                      " for file " + Twine(That->FileName));



Index: clang-tools-extra/trunk/clangd/ClangdUnit.cpp
===================================================================
--- clang-tools-extra/trunk/clangd/ClangdUnit.cpp
+++ clang-tools-extra/trunk/clangd/ClangdUnit.cpp
@@ -529,12 +529,22 @@
       IntrusiveRefCntPtr<DiagnosticsEngine> PreambleDiagsEngine =
           CompilerInstance::createDiagnostics(
               &CI->getDiagnosticOpts(), &PreambleDiagnosticsConsumer, false);
+
+      // Skip function bodies when building the preamble to speed up building
+      // the preamble and make it smaller.
+      assert(!CI->getFrontendOpts().SkipFunctionBodies);
+      CI->getFrontendOpts().SkipFunctionBodies = true;
+
       CppFilePreambleCallbacks SerializedDeclsCollector;
       auto BuiltPreamble = PrecompiledPreamble::Build(
           *CI, ContentsBuffer.get(), Bounds, *PreambleDiagsEngine, VFS, PCHs,
           /*StoreInMemory=*/That->StorePreamblesInMemory,
           SerializedDeclsCollector);
 
+      // When building the AST for the main file, we do want the function
+      // bodies.
+      CI->getFrontendOpts().SkipFunctionBodies = false;
+
       if (BuiltPreamble) {
         log(Ctx, "Built preamble of size " + Twine(BuiltPreamble->getSize()) +
                      " for file " + Twine(That->FileName));

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