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| author | Evan Cheng <evan.cheng@apple.com> | 2006-06-13 21:47:27 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2006-06-13 21:47:27 +0000 |
| commit | 632ee8de558e0da3f6eaed50f9bfc1090cd3b7e8 (patch) | |
| tree | 77d5b9d11c7185f64b2f44438e3aaa94c1287fba | |
| parent | e714a5c5497e4d906701eefad3ab22fb3d83e263 (diff) | |
| download | bcm5719-llvm-632ee8de558e0da3f6eaed50f9bfc1090cd3b7e8.tar.gz bcm5719-llvm-632ee8de558e0da3f6eaed50f9bfc1090cd3b7e8.zip | |
getOperandNum(): error if specified operand number is out of range.
llvm-svn: 28775
| -rw-r--r-- | llvm/utils/TableGen/DAGISelEmitter.cpp | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/llvm/utils/TableGen/DAGISelEmitter.cpp b/llvm/utils/TableGen/DAGISelEmitter.cpp index 277d41e9854..34bcd360bf9 100644 --- a/llvm/utils/TableGen/DAGISelEmitter.cpp +++ b/llvm/utils/TableGen/DAGISelEmitter.cpp @@ -121,6 +121,13 @@ TreePatternNode *SDTypeConstraint::getOperandNum(unsigned OpNo, assert(NumResults <= 1 && "We only work with nodes with zero or one result so far!"); + if (OpNo >= (NumResults + N->getNumChildren())) { + std::cerr << "Invalid operand number " << OpNo << " "; + N->dump(); + std::cerr << '\n'; + exit(1); + } + if (OpNo < NumResults) return N; // FIXME: need value # else |
