Merging r352068: --------------------------------------------------------------…

Authored by hansw on Jan 25 2019, 9:01 AM.


Merging r352068: ------------------------------------------------------------------------ r352068 | serge_sans_paille | 2019-01-24 18:56:08 +0100 (Thu, 24 Jan 2019) | 7 lines

Partial support of SHT_GROUP without flag

This does *not* implement full SHT_GROUP semantic, yet it is a simple step forward:
Sections within a group are still considered valid, but they do not behave as
specified by the standard in case of garbage collection.

Differential Revision: https://reviews.llvm.org/D56437

llvm-svn: 352218