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[ForwardOpTree] Properly indent enumeration in comment. NFC. 

llvm-svn: 308887
This commit is contained in:
Michael Kruse 2017-07-24 15:34:03 +00:00
parent 67752076bc
commit 54071126d8
1 changed files with 4 additions and 4 deletions
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8
polly/lib/Transform/ForwardOpTree.cpp
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@ -187,13 +187,13 @@ private:
// Compatible instructions must satisfy the following conditions:
// 1. Idempotent (instruction will be copied, not moved; although its
// original instance might be removed by simplification)
// original instance might be removed by simplification)
// 2. Not access memory (There might be memory writes between)
// 3. Not cause undefined behaviour (we might copy to a location when the
// original instruction was no executed; this is currently not possible
// because we do not forward PHINodes)
// original instruction was no executed; this is currently not possible
// because we do not forward PHINodes)
// 4. Not leak memory if executed multiple times (I am looking at you,
// malloc!)
// malloc!)
//
// Instruction::mayHaveSideEffects is not sufficient because it considers
// malloc to not have side-effects. llvm::isSafeToSpeculativelyExecute is