From 9dd834653b811ad20382e98a87dff824980c9916 Mon Sep 17 00:00:00 2001
From: dim <dim@FreeBSD.org>
Date: Sun, 21 Jun 2015 14:00:56 +0000
Subject: Vendor import of clang trunk r240225:
 https://llvm.org/svn/llvm-project/cfe/trunk@240225

---
 lib/Frontend/Rewrite/FixItRewriter.cpp   | 7 +++++++
 lib/Frontend/Rewrite/FrontendActions.cpp | 5 +++--
 2 files changed, 10 insertions(+), 2 deletions(-)

(limited to 'lib/Frontend/Rewrite')

diff --git a/lib/Frontend/Rewrite/FixItRewriter.cpp b/lib/Frontend/Rewrite/FixItRewriter.cpp
index a3e14f9..dc787ac 100644
--- a/lib/Frontend/Rewrite/FixItRewriter.cpp
+++ b/lib/Frontend/Rewrite/FixItRewriter.cpp
@@ -81,6 +81,13 @@ bool FixItRewriter::WriteFixedFiles(
   RewritesReceiver Rec(Rewrite);
   Editor.applyRewrites(Rec);
 
+  if (FixItOpts->InPlace) {
+    // Overwriting open files on Windows is tricky, but the rewriter can do it
+    // for us.
+    Rewrite.overwriteChangedFiles();
+    return false;
+  }
+
   for (iterator I = buffer_begin(), E = buffer_end(); I != E; ++I) {
     const FileEntry *Entry = Rewrite.getSourceMgr().getFileEntryForID(I->first);
     int fd;
diff --git a/lib/Frontend/Rewrite/FrontendActions.cpp b/lib/Frontend/Rewrite/FrontendActions.cpp
index 1b5eb28..dbc661b 100644
--- a/lib/Frontend/Rewrite/FrontendActions.cpp
+++ b/lib/Frontend/Rewrite/FrontendActions.cpp
@@ -48,9 +48,10 @@ FixItAction::CreateASTConsumer(CompilerInstance &CI, StringRef InFile) {
 namespace {
 class FixItRewriteInPlace : public FixItOptions {
 public:
+  FixItRewriteInPlace() { InPlace = true; }
+
   std::string RewriteFilename(const std::string &Filename, int &fd) override {
-    fd = -1;
-    return Filename;
+    llvm_unreachable("don't call RewriteFilename for inplace rewrites");
   }
 };
 
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