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).


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97124 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 10 insertions, 6 deletions

diff --git a/lib/VMCore/AsmWriter.cpp b/lib/VMCore/AsmWriter.cpp
index 1ed1384..361c58e 100644
--- a/lib/VMCore/AsmWriter.cpp
+++ b/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);
 }