nasm: avoid null pointer reference on VERY early memory allocation failure
commit2201ceb23803f7af9469bfe67985a7125b5ba9ed
authorH. Peter Anvin <hpa@zytor.com>
Wed, 28 Aug 2019 00:19:07 +0000 (27 17:19 -0700)
committerH. Peter Anvin <hpa@zytor.com>
Wed, 28 Aug 2019 00:19:07 +0000 (27 17:19 -0700)
treedd5cc7e7c6bd07ba23dc3a456772248a8769b354
parentd235408c65fc8176fdd94dd9f7d49074828bfa86
nasm: avoid null pointer reference on VERY early memory allocation failure

If we get a memory allocation failure before preproc is initialized,
we could end up taking a NULL pointer reference while trying to unwind
macros.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
asm/nasm.c