From 06e8d69ac7ae98f239dd66819477e3bbf245c4ac Mon Sep 17 00:00:00 2001
From: Argyrios Kyrtzidis <akyrtzi@gmail.com>
Date: Fri, 31 Oct 2014 16:44:32 +0000
Subject: [PATCH] [libclang] Disable spell-checking and warnings during
 code-completion since they are not needed.

llvm-svn: 220966
---
 clang/lib/Frontend/ASTUnit.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/clang/lib/Frontend/ASTUnit.cpp b/clang/lib/Frontend/ASTUnit.cpp
index bd81c0d60a59..c7d3d3f4c43d 100644
--- a/clang/lib/Frontend/ASTUnit.cpp
+++ b/clang/lib/Frontend/ASTUnit.cpp
@@ -2326,6 +2326,10 @@ void ASTUnit::CodeComplete(StringRef File, unsigned Line, unsigned Column,
   // Set the language options appropriately.
   LangOpts = *CCInvocation->getLangOpts();
 
+  // Spell-checking and warnings are wasteful during code-completion.
+  LangOpts.SpellChecking = false;
+  CCInvocation->getDiagnosticOpts().IgnoreWarnings = true;
+
   std::unique_ptr<CompilerInstance> Clang(new CompilerInstance());
 
   // Recover resources if we crash before exiting this method.