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===================================================================
RCS file: /ftp/cvs/cvsroot/src/doc/HACKS,v
rcsdiff: /ftp/cvs/cvsroot/src/doc/HACKS,v: warning: Unknown phrases like `commitid ...;' are present.
retrieving revision 1.217
retrieving revision 1.218
diff -u -p -r1.217 -r1.218
--- src/doc/HACKS	2021/05/08 12:27:21	1.217
+++ src/doc/HACKS	2021/05/31 22:33:19	1.218
@@ -1,4 +1,4 @@
-# $NetBSD: HACKS,v 1.217 2021/05/08 12:27:21 christos Exp $
+# $NetBSD: HACKS,v 1.218 2021/05/31 22:33:19 rin Exp $
 #
 # This file is intended to document workarounds for currently unsolved
 # (mostly) compiler bugs.
@@ -975,19 +975,6 @@ descr	Disable optimization on tc.c, loge
 	function "__int64_t llvm::MachineFrameInfo::getObjectOffset(int) const"
 kcah
 
-port	arm
-hack	compile gdb/dwarf2{expr,loc}.c with -O0 for GCC[89] (PR/54820, 54877)
-cdate	Wed Apr 29 11:04:58 UTC 2020
-mdate	Thu Oct  8 17:00:00 JST 2020
-who	rin
-file	src/external/gpl3/gdb/lib/libgdb/Makefile: 1.22
-descr	For earmv7hf{,eb}, GCC 8.4 and 9.3 miscompile dwarf2expr.c with -O[21].
-	For earmv5hf{,eb}, GCC 9.3 miscompiles dwarf2{expr,loc}.c with -O2
-	(GCC9 -O1 and GCC8 -O2 work fine). These result in GDB crash with
-	``gdb_exception_RETURN_MASK_ERROR''. For everyone's safety, compile
-	these files with -O0 for all arm variants with GCC >= 8.
-kcah
-
 port	m68k
 hack	compile aes_ccm_tag() with -O0 for GCC8 and GCC9
 cdate	Mon Aug 10 06:27:29 UTC 2020