commit f75d089679018847fc6e05a95abbeae614d4f225
author Ted Kremenek <kremenek@apple.com> Sat Mar 19 01:00:36 2011 +0000
committer Ted Kremenek <kremenek@apple.com> Sat Mar 19 01:00:36 2011 +0000
tree f79cf3dc3f77911a0bc232bdb63b50ee938a397b
parent ddc06d0bd0d58b75fb38939ecb0bfc2a5d40ca99

Recover memory from RecordLayoutBuilders during crashes.

llvm-svn: 127931

clang/lib/AST/RecordLayoutBuilder.cpp

diff --git a/clang/lib/AST/RecordLayoutBuilder.cpp b/clang/lib/AST/RecordLayoutBuilder.cpp
index 016b405..a8ba8e2 100644
--- a/clang/lib/AST/RecordLayoutBuilder.cpp
+++ b/clang/lib/AST/RecordLayoutBuilder.cpp
@@ -19,7 +19,7 @@
 #include "llvm/Support/Format.h"
 #include "llvm/ADT/SmallSet.h"
 #include "llvm/Support/MathExtras.h"
-#include <map>
+#include "llvm/Support/CrashRecoveryContext.h"
 
 using namespace clang;
 
@@ -1708,6 +1708,11 @@
     case CXXABI_Microsoft:
       Builder.reset(new MSRecordLayoutBuilder(*this, &EmptySubobjects));
     }
+    // Recover resources if we crash before exiting this method.
+    llvm::CrashRecoveryContextCleanupRegistrar
+      RecordBuilderCleanup(llvm::CrashRecoveryContextCleanup::
+                        create<RecordLayoutBuilder>(Builder.get()));
+    
     Builder->Layout(RD);
 
     // FIXME: This is not always correct. See the part about bitfields at