[llvm-branch-commits] [clang] callee_type metadata for indirect calls (PR #117036)

[Matt Arsenault via llvm-branch-commits]

================
@@ -2860,9 +2861,25 @@ static void setLinkageForGV(llvm::GlobalValue *GV, const NamedDecl *ND) {
     GV->setLinkage(llvm::GlobalValue::ExternalWeakLinkage);
 }
 
+static bool HasExistingGeneralizedTypeMD(llvm::Function *F) {
+  llvm::MDNode *MD = F->getMetadata(llvm::LLVMContext::MD_type);
+  if (!MD || !isa<llvm::MDString>(MD->getOperand(1)))
+    return false;
----------------
arsenm wrote:

The type of the metadata should be verifier enforced and not require checking here. However, in the context of clang I'm not sure why you need to read this here 

https://github.com/llvm/llvm-project/pull/117036