Chris Lattner 9308e08aad fix PR9629 - We were lowering regexes like a{{b|c}}d into ab|cd, which
is substantially different than a(b|c)d.  Form the latter regex instead.
This found a few problems in the testsuite, which serves as its test.

llvm-svn: 129196
2011-04-09 06:37:03 +00:00
..
2010-11-29 18:16:10 +00:00