[llvm-branch-commits] [llvm] [ProfCheck][Matrix] Add profile data where relevant (PR #181292)

[Aiden Grossman via llvm-branch-commits]

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@@ -42,7 +49,15 @@ BasicBlock *TileInfo::CreateLoop(BasicBlock *Preheader, BasicBlock *Exit,
   B.SetInsertPoint(Latch);
   Value *Inc = B.CreateAdd(IV, Step, Name + ".step");
   Value *Cond = B.CreateICmpNE(Inc, Bound, Name + ".cond");
-  BranchInst::Create(Header, Exit, Cond, Latch);
+  auto *BR = BranchInst::Create(Header, Exit, Cond, Latch);
+  if (!ProfcheckDisableMetadataFixes) {
+    assert(Step->getZExtValue() != 0 &&
+           "Expected a non-zero step size. A step size of zero produces an "
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boomanaiden154 wrote:

Updated the wording to something that is hopefully more reasonable. Let me know what you think.

https://github.com/llvm/llvm-project/pull/181292