PR32280: Do not crash on nested initializers.

Patch by Yuka Takahashi (D31591)!

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@300313 91177308-0d34-0410-b5e6-96231b3b80d8
(cherry picked from commit ce7fdf60273a0646234fecfbd92a4180146aec90)
2 files changed