[PATCH] D59935: Disable warnings when indexing as a standalone action.

[Sam McCall via Phabricator via cfe-commits]

sammccall created this revision.
sammccall added a reviewer: hokein.
Herald added subscribers: cfe-commits, kadircet, arphaman, jkorous, ioeric, ilya-biryukov.
Herald added a project: clang.

- we don't record the warnings at all
- even when -Werror is set, we don't want to stop indexing for a warning
- this allows some analyses to be skipped which can save some CPU

https://github.com/clangd/clangd/issues/24


Repository:
  rCTE Clang Tools Extra

https://reviews.llvm.org/D59935

Files:
  clangd/index/IndexAction.cpp


Index: clangd/index/IndexAction.cpp
===================================================================
--- clangd/index/IndexAction.cpp
+++ clangd/index/IndexAction.cpp
@@ -135,6 +135,9 @@
   bool BeginInvocation(CompilerInstance &CI) override {
     // We want all comments, not just the doxygen ones.
     CI.getLangOpts().CommentOpts.ParseAllComments = true;
+    // Index the whole file even if there are warnings and -Werror is't set.
+    // Avoids some analyses too.
+    CI.getDiagnosticOpts().IgnoreWarnings = true;
     return WrapperFrontendAction::BeginInvocation(CI);
   }
 


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