Dump the presence of attached metadata even if we don't know what it is. This

format is not parsable, even if the module is legal. To get parsable output,
dump the module instead of the function or smaller, since metadata kind are
attached to the module (not the context).

llvm-svn: 97124

1 files changed, 10 insertions, 6 deletions

diff --git a/llvm/lib/VMCore/AsmWriter.cpp b/llvm/lib/VMCore/AsmWriter.cpp
index 1ed13843f0f..361c58e0820 100644
--- a/llvm/lib/VMCore/AsmWriter.cpp
+++ b/llvm/lib/VMCore/AsmWriter.cpp
@@ -1988,12 +1988,16 @@ void AssemblyWriter::printInstruction(const Instruction &I) {
   }
 
   // Print Metadata info.
-  if (!MDNames.empty()) {
-    SmallVector<std::pair<unsigned, MDNode*>, 4> InstMD;
-    I.getAllMetadata(InstMD);
-    for (unsigned i = 0, e = InstMD.size(); i != e; ++i)
-      Out << ", !" << MDNames[InstMD[i].first]
-          << " !" << Machine.getMetadataSlot(InstMD[i].second);
+  SmallVector<std::pair<unsigned, MDNode*>, 4> InstMD;
+  I.getAllMetadata(InstMD);
+  for (unsigned i = 0, e = InstMD.size(); i != e; ++i) {
+    unsigned Kind = InstMD[i].first;
+    if (Kind < MDNames.size()) {
+      Out << ", !" << MDNames[Kind];
+    } else {
+      Out << ", !<unknown kind #" << Kind << ">";
+    }
+    Out << " !" << Machine.getMetadataSlot(InstMD[i].second);
   }
   printInfoComment(I);
 }