git: gcc120: Build and install libatomic

[Aaron LI]

commit dbb9212d2d942aac83cba712c60e2133819f50ec
Author: Aaron LI <aly at aaronly.me>
Date:   Fri Oct 23 11:30:35 2026 +0800

    gcc120: Build and install libatomic
    
    While there, fix a outdated comment in gcc120/Makefile and add missing
    LIBGOMP to bsd.libnames.mk.

Summary of changes:
 gnu/lib/gcc120/Makefile                |   4 +-
 gnu/lib/gcc120/libatomic/Makefile      |  62 +++++++
 gnu/lib/gcc120/libatomic/auto-config.h | 299 +++++++++++++++++++++++++++++++++
 share/mk/bsd.libnames.mk               |   2 +
 4 files changed, 366 insertions(+), 1 deletion(-)
 create mode 100644 gnu/lib/gcc120/libatomic/Makefile
 create mode 100644 gnu/lib/gcc120/libatomic/auto-config.h

http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/dbb9212d2d942aac83cba712c60e2133819f50ec


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