[llvm] r218836 - [MCJIT] Don't crash in debugging output for sections that aren't emitted.

[Lang Hames]

Author: lhames
Date: Wed Oct  1 16:57:47 2014
New Revision: 218836

URL: http://llvm.org/viewvc/llvm-project?rev=218836&view=rev
Log:
[MCJIT] Don't crash in debugging output for sections that aren't emitted.

Modified:
    llvm/trunk/lib/ExecutionEngine/RuntimeDyld/RuntimeDyld.cpp

Modified: llvm/trunk/lib/ExecutionEngine/RuntimeDyld/RuntimeDyld.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/ExecutionEngine/RuntimeDyld/RuntimeDyld.cpp?rev=218836&r1=218835&r2=218836&view=diff
==============================================================================
--- llvm/trunk/lib/ExecutionEngine/RuntimeDyld/RuntimeDyld.cpp (original)
+++ llvm/trunk/lib/ExecutionEngine/RuntimeDyld/RuntimeDyld.cpp Wed Oct  1 16:57:47 2014
@@ -45,6 +45,11 @@ void RuntimeDyldImpl::deregisterEHFrames
 static void dumpSectionMemory(const SectionEntry &S, StringRef State) {
   dbgs() << "----- Contents of section " << S.Name << " " << State << " -----";
 
+  if (S.Address == nullptr) {
+    dbgs() << "\n          <section not emitted>\n";
+    return;
+  }
+
   const unsigned ColsPerRow = 16;
 
   uint8_t *DataAddr = S.Address;