Implement support for a pack expansion into a fixed-length
template. Such pack expansions can easily fail at template
instantiation time, if the expanded parameter packs are of the wrong
length. Fixes <rdar://problem/10040867>, PR9021, and the example that
came up today at Going Native.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@149685 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed