[llvm-commits] [llvm] r93270 - /llvm/trunk/lib/Bitcode/Writer/BitcodeWriter.cpp

[Victor Hernandez]

Author: hernande
Date: Tue Jan 12 17:37:59 2010
New Revision: 93270

URL: http://llvm.org/viewvc/llvm-project?rev=93270&view=rev
Log:
Make WriteConstants() more robust against stray values in ValueEnumerator's ValueList

Modified:
    llvm/trunk/lib/Bitcode/Writer/BitcodeWriter.cpp

Modified: llvm/trunk/lib/Bitcode/Writer/BitcodeWriter.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Bitcode/Writer/BitcodeWriter.cpp?rev=93270&r1=93269&r2=93270&view=diff

==============================================================================
--- llvm/trunk/lib/Bitcode/Writer/BitcodeWriter.cpp (original)
+++ llvm/trunk/lib/Bitcode/Writer/BitcodeWriter.cpp Tue Jan 12 17:37:59 2010
@@ -688,6 +688,11 @@
       Record.clear();
       continue;
     }
+
+    // Ignore all values in ValueList except for Constants.
+    if (V && (isa<Instruction>(V) || isa<Argument>(V)))
+      continue;
+
     const Constant *C = cast<Constant>(V);
     unsigned Code = -1U;
     unsigned AbbrevToUse = 0;