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Print an error message in Formula::print if the HasBaseReg flag

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is inconsistent with the BaseRegs field. It's not print's job to
assert on an invalid condition, but it can make one more obvious.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104077 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman 2010-05-18 22:35:55 +00:00
parent 90bb355b16
commit c4cfbaf217
1 changed files with 7 additions and 0 deletions
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7
lib/Transforms/Scalar/LoopStrengthReduce.cpp
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@ -326,6 +326,13 @@ void Formula::print(raw_ostream &OS) const {
if (!First) OS << " + "; else First = false;
OS << "reg(" << **I << ')';
}
if (AM.HasBaseReg && BaseRegs.empty()) {
if (!First) OS << " + "; else First = false;
OS << "**error: HasBaseReg**";
} else if (!AM.HasBaseReg && !BaseRegs.empty()) {
if (!First) OS << " + "; else First = false;
OS << "**error: !HasBaseReg**";
}
if (AM.Scale != 0) {
if (!First) OS << " + "; else First = false;
OS << AM.Scale << "*reg(";