Fix CompilerInstance::createOutputFile to use proper diagnostics, and (try to) update all clients to be able to handle failure.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@90437 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 4 insertions, 0 deletions

diff --git a/include/clang/Frontend/CompilerInstance.h b/include/clang/Frontend/CompilerInstance.h
index 007006d493..27153b63c8 100644
--- a/include/clang/Frontend/CompilerInstance.h
+++ b/include/clang/Frontend/CompilerInstance.h
@@ -482,12 +482,16 @@ public:
 
   /// Create the default output file (from the invocation's options) and add it
   /// to the list of tracked output files.
+  ///
+  /// \return - Null on error.
   llvm::raw_fd_ostream *
   createDefaultOutputFile(bool Binary = true, llvm::StringRef BaseInput = "",
                           llvm::StringRef Extension = "");
 
   /// Create a new output file and add it to the list of tracked output files,
   /// optionally deriving the output path name.
+  ///
+  /// \return - Null on error.
   llvm::raw_fd_ostream *
   createOutputFile(llvm::StringRef OutputPath, bool Binary = true,
                    llvm::StringRef BaseInput = "",