Try to fix parse-progname.c test on Darwin

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@220086 91177308-0d34-0410-b5e6-96231b3b80d8
Add support for initializer lists on field initializers for -Wuninitialized


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@220087 91177308-0d34-0410-b5e6-96231b3b80d8
Fix the rest of PR21289: a pack expansion that we can't expand yet makes a
template specialization type dependent, even if it has no dependent template
arguments. I've filed a corresponding bug against the C++ standard.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@220088 91177308-0d34-0410-b5e6-96231b3b80d8