CVS commit: src

["Roland Illig" <rillig%netbsd.org@localhost>]

Module Name:    src
Committed By:   rillig
Date:           Sun Dec  5 15:20:13 UTC 2021

Modified Files:
        src/distrib/sets/lists/tests: mi
        src/usr.bin/make: var.c
        src/usr.bin/make/unit-tests: Makefile varmod-loop.exp varmod-loop.mk
Added Files:
        src/usr.bin/make/unit-tests: varmod-loop-delete.exp
            varmod-loop-delete.mk

Log Message:
make: fix use-after-free in modifier ':@'

Without memory allocator debugging, the newly added test doesn't show
any obvious failure.

With memory allocator debugging enabled, all make versions since
2016.02.27.16.20.06 crash with a segmentation fault.


To generate a diff of this commit:
cvs rdiff -u -r1.1173 -r1.1174 src/distrib/sets/lists/tests/mi
cvs rdiff -u -r1.962 -r1.963 src/usr.bin/make/var.c
cvs rdiff -u -r1.285 -r1.286 src/usr.bin/make/unit-tests/Makefile
cvs rdiff -u -r0 -r1.1 src/usr.bin/make/unit-tests/varmod-loop-delete.exp \
    src/usr.bin/make/unit-tests/varmod-loop-delete.mk
cvs rdiff -u -r1.12 -r1.13 src/usr.bin/make/unit-tests/varmod-loop.exp
cvs rdiff -u -r1.17 -r1.18 src/usr.bin/make/unit-tests/varmod-loop.mk

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