Richard Smith 257c5f2088 Fix undefined behavior (binding a reference to a dereferenced null pointer) if
SSAUpdater was created and destroyed without being initialized.

llvm-svn: 162137
2012-08-17 21:42:44 +00:00
..
2012-06-22 14:53:30 +00:00
2012-07-23 08:51:15 +00:00