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JIT: Fix "Inconsistent profile data" during Head and tail merge (Tier1-OSR) #129643

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JIT: Fix "Inconsistent profile data" during Head and tail merge (Tier1-OSR) #129643

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7 changes: 4 additions & 3 deletions src/coreclr/jit/fgopt.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -5219,8 +5219,8 @@ PhaseStatus Compiler::fgHeadTailMerge(bool early)

fgUnlinkStmt(predBlock, stmt);

bool canRemove =
predBlock->isEmpty() && !predBlock->HasFlag(BBF_DONT_REMOVE) && predBlock != fgFirstBB;
bool canRemove = predBlock->isEmpty() && !predBlock->HasFlag(BBF_DONT_REMOVE) &&
predBlock != fgFirstBB && predBlock != fgOSREntryBB;
if (canRemove)
{
for (BasicBlock* const pred : predBlock->PredBlocksEditing())
Expand Down Expand Up @@ -5368,7 +5368,8 @@ PhaseStatus Compiler::fgHeadTailMerge(bool early)

// Fix up the flow.
//
bool canRemove = predBlock->isEmpty() && !predBlock->HasFlag(BBF_DONT_REMOVE) && predBlock != fgFirstBB;
bool canRemove = predBlock->isEmpty() && !predBlock->HasFlag(BBF_DONT_REMOVE) &&
predBlock != fgFirstBB && predBlock != fgOSREntryBB;
if (canRemove)
{
for (BasicBlock* const pred : predBlock->PredBlocksEditing())
Expand Down
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