diff options
Diffstat (limited to 'llvm/lib/TableGen/Record.cpp')
| -rw-r--r-- | llvm/lib/TableGen/Record.cpp | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/llvm/lib/TableGen/Record.cpp b/llvm/lib/TableGen/Record.cpp index 48197f04d11..e9325decfac 100644 --- a/llvm/lib/TableGen/Record.cpp +++ b/llvm/lib/TableGen/Record.cpp @@ -859,8 +859,13 @@ Init *BinOpInit::Fold(Record *CurRec, MultiClass *CurMultiClass) const { if (LHSs && RHSs) { DefInit *LOp = dyn_cast<DefInit>(LHSs->getOperator()); DefInit *ROp = dyn_cast<DefInit>(RHSs->getOperator()); - if (!LOp || !ROp || LOp->getDef() != ROp->getDef()) - PrintFatalError("Concated Dag operators do not match!"); + if (!LOp || !ROp) + break; + if (LOp->getDef() != ROp->getDef()) { + PrintFatalError(Twine("Concatenated Dag operators do not match: '") + + LHSs->getAsString() + "' vs. '" + RHSs->getAsString() + + "'"); + } SmallVector<Init*, 8> Args; SmallVector<StringInit*, 8> ArgNames; for (unsigned i = 0, e = LHSs->getNumArgs(); i != e; ++i) { |
