[PATCH] D30053: Add function importing info from samplepgo profile to the module summary.

[Dehao Chen via Phabricator via llvm-commits]

danielcdh added inline comments.


================
Comment at: lib/IR/Function.cpp:1305
+  MDNode *MD = getMetadata(LLVMContext::MD_prof);
+  if (MD && MD->getOperand(0))
+    if (MDString *MDS = dyn_cast<MDString>(MD->getOperand(0)))
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tejohnson wrote:
> When would we have the metadata but not the operand?
Shouldn't happen, Removed the 2nd check.


https://reviews.llvm.org/D30053