tree cd9bb9dac7cdb236bce8c06216bb8dc81743277a
parent ca06d0aa7783dec6bd6b2f0180fc291b85c09950
author Chen Zheng <czhengsz@cn.ibm.com> 1613641265 -0500
committer Copybara-Service <copybara-worker@google.com> 1613733946 -0800

[XCOFF][NFC] make StorageMappingClass/SymbolType member optional

This patch makes StorageMappingClass/SymbolType member optional in
class MCSectionXCOFF.

Non-csect sections like debug sections have no such properties.

Reviewed By: hubert.reinterpretcast

Differential Revision: https://reviews.llvm.org/D96641

GitOrigin-RevId: 4c23707a418add9c584af5247faa5a9527632a0c