From: Mike Frysinger <vapier@gentoo.org>
Date: Thu, 21 Dec 2023 06:40:10 +0000 (-0500)
Subject: sim: warnings: enable -Wimplicit-fallthrough=5
X-Git-Tag: binutils-2_42~443
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=3a4ee6286814e850f66d84b6b8b18cd053649d35;p=thirdparty%2Fbinutils-gdb.git

sim: warnings: enable -Wimplicit-fallthrough=5

It caught some legitimate bugs, so clearly it's helpful.
---

diff --git a/sim/configure b/sim/configure
index 53351bb05d1..af37e1d84d9 100755
--- a/sim/configure
+++ b/sim/configure
@@ -15827,6 +15827,7 @@ build_warnings="-Wall -Wpointer-arith
 -Wempty-body -Wunused-but-set-parameter -Wunused-but-set-variable
 -Wno-sign-compare -Wno-error=maybe-uninitialized
 -Wno-error=deprecated-register
+-Wimplicit-fallthrough=5
 -Wduplicated-cond
 -Wmissing-declarations
 "
diff --git a/sim/m4/sim_ac_option_warnings.m4 b/sim/m4/sim_ac_option_warnings.m4
index 3da1c6a2e4a..bdb99c49652 100644
--- a/sim/m4/sim_ac_option_warnings.m4
+++ b/sim/m4/sim_ac_option_warnings.m4
@@ -44,6 +44,7 @@ build_warnings="-Wall -Wpointer-arith
 dnl C++ -Wno-mismatched-tags
 -Wno-error=deprecated-register
 dnl C++ -Wsuggest-override
+-Wimplicit-fallthrough=5
 -Wduplicated-cond
 dnl -Wshadow=local
 dnl C++ -Wdeprecated-copy