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Avoid triggering an assertion failure when an instruction pattern

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is a leaf node. Patch by Brandner!


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62361 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman 2009-01-16 21:30:55 +00:00
parent df874eed56
commit febf71db2d
1 changed files with 2 additions and 1 deletions
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3
utils/TableGen/DAGISelEmitter.cpp
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@ -925,7 +925,8 @@ public:
TreePatternNode *InstPatNode =
isRoot ? (InstPat ? InstPat->getTree(0) : Pattern)
: (InstPat ? InstPat->getTree(0) : NULL);
if (InstPatNode && InstPatNode->getOperator()->getName() == "set") {
if (InstPatNode && !InstPatNode->isLeaf() &&
InstPatNode->getOperator()->getName() == "set") {
InstPatNode = InstPatNode->getChild(InstPatNode->getNumChildren()-1);
}
bool IsVariadic = isRoot && II.isVariadic;