[src/trunk]: src/doc Remove jemalloc and gdb hacks for alpha; root cause has ...

[thorpej <thorpej%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/532c028323d7
branches:  trunk
changeset: 984417:532c028323d7
user:      thorpej <thorpej%NetBSD.org@localhost>
date:      Tue Jul 06 12:42:12 2021 +0000

description:
Remove jemalloc and gdb hacks for alpha; root cause has been addressed.

diffstat:

 doc/HACKS |  24 +-----------------------
 1 files changed, 1 insertions(+), 23 deletions(-)

diffs (45 lines):

diff -r dd8400a545fb -r 532c028323d7 doc/HACKS
--- a/doc/HACKS Tue Jul 06 12:41:00 2021 +0000
+++ b/doc/HACKS Tue Jul 06 12:42:12 2021 +0000
@@ -1,4 +1,4 @@
-# $NetBSD: HACKS,v 1.221 2021/07/05 11:16:56 hgutch Exp $
+# $NetBSD: HACKS,v 1.222 2021/07/06 12:42:12 thorpej Exp $
 #
 # This file is intended to document workarounds for currently unsolved
 # (mostly) compiler bugs.
@@ -950,17 +950,6 @@
        second pass loop with elm == 0xffffffff
 kcah
 
-port   alpha
-hack   GCC 7.4/8.3/9.3: userland binaries crash randomly (port-alpha/54307)
-cdate  Fri Nov  1 20:43:35 UTC 2019
-mdate  Wed Dec 16 01:21:32 UTC 2020
-who    rin
-file   src/external/bsd/jemalloc/lib/Makefile.inc: 1.11
-descr  GCC miscompiles rtree.c and tcache.c (for 7.4, 8.3, and 9.3) with
-       optimization levels -O[12]. Compile these files with -O0,
-       alternatively, compile whole jemalloc with -DJEMALLOC_DEBUG.
-kcah
-
 port   powerpc
 hack   compile tc.c, logerr.c, ubsan.c with -O0 for clang
 cdate  Wed Jan 29 17:40:19 EST 2020
@@ -988,17 +977,6 @@
        for sun3 (TME, 68020 emulator) and sun2 (TME, 68010 emulator).
 kcah
 
-port   alpha
-hack   compile __realpath in gdb/gnulib/canonicalize-lgpl.c with -O0 (PR/56153)
-cdate  Sat May  8 08:24:49 EDT 2021
-mdate  Sat May  8 08:24:49 EDT 2021
-who    christos
-file   src/external/gpl3/gdb/dist/gnulib/import/canonicalize-lgpl.c: 1.2
-descr  For alpha gcc-9 and gcc-10 miscompile the malloca macro leading to
-        allocation from the stack and freeing with regular free which causes
-       a crash.
-kcah
-
 port   sh3
 
        hack    gcc9-sh3-lint