Clarify that CALLSEQ_START..END may not be nested,

[oota-llvm.git] / lib / Debugger / SourceFile.cpp

diff --git a/lib/Debugger/SourceFile.cpp b/lib/Debugger/SourceFile.cpp
index 9dc0a9616f5f565d9c353ea708e483b4ab8915bc..820fc67f846da1832233428f7122eb6ea4121155 100644 (file)
--- a/lib/Debugger/SourceFile.cpp
+++ b/lib/Debugger/SourceFile.cpp
@@ -1,29 +1,27 @@
 //===-- SourceFile.cpp - SourceFile implementation for the debugger -------===//
-// 
+//
 //                     The LLVM Compiler Infrastructure
 //
-// This file was developed by the LLVM research group and is distributed under
-// the University of Illinois Open Source License. See LICENSE.TXT for details.
-// 
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
 //===----------------------------------------------------------------------===//
-// 
+//
 // This file implements the SourceFile class for the LLVM debugger.
 //
 //===----------------------------------------------------------------------===//
 
 #include "llvm/Debugger/SourceFile.h"
-#include "llvm/Support/SlowOperationInformer.h"
-#include "llvm/Support/FileUtilities.h"
-#include <iostream>
-#include <cerrno>
-#include <fcntl.h>
-#include <unistd.h>
+#include <cassert>
+
 using namespace llvm;
 
-/// readFile - Load Filename 
+/// readFile - Load Filename
 ///
 void SourceFile::readFile() {
-  File.map();
+  std::string ErrMsg;
+  if (!File.map(&ErrMsg))
+    throw ErrMsg;
 }
 
 /// calculateLineOffsets - Compute the LineOffset vector for the current file.
@@ -76,4 +74,3 @@ void SourceFile::getSourceLine(unsigned LineNo, const char *&LineStart,
 
   assert(LineEnd >= LineStart && "We somehow got our pointers swizzled!");
 }
-