CVS commit: src/external/bsd/nvi/dist/common

["Kamil Rytarowski" <kamil%netbsd.org@localhost>]

Module Name:    src
Committed By:   kamil
Date:           Sat Jun 16 18:54:52 UTC 2018

Modified Files:
        src/external/bsd/nvi/dist/common: log.c

Log Message:
Do not cause Undefined Behavior in vi(1)

Replace unportable manual calculation of alignof() that causes UB, with
a GCC extension __alignof__.

This fixes a problem reported by UBSan with the MKSANITIZER distribution.


To generate a diff of this commit:
cvs rdiff -u -r1.3 -r1.4 src/external/bsd/nvi/dist/common/log.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.