[llvm] r236435 - [IR/Diagnostic] Assert that DebugLoc is valid before accessing.

[Davide Italiano]

Author: davide
Date: Mon May  4 13:08:35 2015
New Revision: 236435

URL: http://llvm.org/viewvc/llvm-project?rev=236435&view=rev
Log:
[IR/Diagnostic] Assert that DebugLoc is valid before accessing.

PR:		23380
Differential Revision:	http://reviews.llvm.org/D9464
Reviewed by:	dexonsmith

Modified:
    llvm/trunk/lib/IR/DiagnosticInfo.cpp

Modified: llvm/trunk/lib/IR/DiagnosticInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/IR/DiagnosticInfo.cpp?rev=236435&r1=236434&r2=236435&view=diff
==============================================================================
--- llvm/trunk/lib/IR/DiagnosticInfo.cpp (original)
+++ llvm/trunk/lib/IR/DiagnosticInfo.cpp Mon May  4 13:08:35 2015
@@ -136,6 +136,7 @@ void DiagnosticInfoOptimizationBase::get
                                                  unsigned *Line,
                                                  unsigned *Column) const {
   DILocation *L = getDebugLoc();
+  assert(L != nullptr && "debug location is invalid");
   *Filename = L->getFilename();
   *Line = L->getLine();
   *Column = L->getColumn();