Add assert.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@50596 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel 2008-05-02 22:13:33 +00:00
parent 4d5b8ccd07
commit 201ebe3899

View File

@ -158,6 +158,7 @@ void CallGraphSCCPass::assignPassManager(PMStack &PMS,
PMS.top()->getPassManagerType() > PMT_CallGraphPassManager)
PMS.pop();
assert (!PMS.empty() && "Unable to handle Call Graph Pass");
CGPassManager *CGP = dynamic_cast<CGPassManager *>(PMS.top());
// Create new Call Graph SCC Pass Manager if it does not exist.