From: Argyrios Kyrtzidis <akyrtzi@gmail.com>
Date: Mon, 21 Jan 2013 18:45:42 +0000 (+0000)
Subject: [ASTUnit] Unlike LoadFromCommandLine, LoadFromCompilerInvocation causes a crash if... 
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=eb8fc58241e1781a77c958764e16a4c402e4d707;p=clang

[ASTUnit] Unlike LoadFromCommandLine, LoadFromCompilerInvocation causes a crash if Precompilepreamble
is set to true because there is no FileManager at that point.

Patch by Hurcan Solter!

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@173071 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Frontend/ASTUnit.cpp b/lib/Frontend/ASTUnit.cpp
index 9ab3a8faba..4feaad81e6 100644
--- a/lib/Frontend/ASTUnit.cpp
+++ b/lib/Frontend/ASTUnit.cpp
@@ -1912,6 +1912,8 @@ ASTUnit *ASTUnit::LoadFromCompilerInvocation(CompilerInvocation *CI,
   AST->IncludeBriefCommentsInCodeCompletion
     = IncludeBriefCommentsInCodeCompletion;
   AST->Invocation = CI;
+  AST->FileSystemOpts = CI->getFileSystemOpts();
+  AST->FileMgr = new FileManager(AST->FileSystemOpts);
   AST->UserFilesAreVolatile = UserFilesAreVolatile;
   
   // Recover resources if we crash before exiting this method.