From: Jan-Benedict Glaw <jbglaw@lug-owl.de>
To: Denis Chertykov <chertykov@gmail.com>, gcc-patches@gcc.gnu.org
Subject: [AVR] Fix unused argument warning
Date: Thu, 30 Sep 2021 21:27:23 +0200 [thread overview]
Message-ID: <20210930192723.hbh2nemcsm55bxig@lug-owl.de> (raw)
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Hi!
Configuring GCC with --target=avr-elf --enable-werror-always, I see
this warning that's easy to fix. The options are parsed with a lot of
#ifdefs and it may actually just be unused. Let's just mark it as such.
[all 2021-09-30 00:43:46] /usr/lib/gcc-snapshot/bin/g++ -fno-PIE -c -g -O2 -DIN_GCC -DCROSS_DIRECTORY_STRUCTURE -fno-exceptions -fno-rtti -fasynchronous-unwind-tables -W -Wall -Wno-narrowing -Wwrite-strings -Wcast-qual -Wno-error=format-diag -Wmissing-format-attribute -Woverloaded-virtual -pedantic -Wno-long-long -Wno-variadic-macros -Wno-overlength-strings -Werror -fno-common -DHAVE_CONFIG_H -I. -I. -I../../gcc/gcc -I../../gcc/gcc/. -I../../gcc/gcc/../include -I../../gcc/gcc/../libcpp/include -I../../gcc/gcc/../libcody -I../../gcc/gcc/../libdecnumber -I../../gcc/gcc/../libdecnumber/dpd -I../libdecnumber -I../../gcc/gcc/../libbacktrace -o avr-common.o -MT avr-common.o -MMD -MP -MF ./.deps/avr-common.TPo ../../gcc/gcc/common/config/avr/avr-common.c
[all 2021-09-30 00:43:47] ../../gcc/gcc/common/config/avr/avr-common.c: In function 'bool avr_handle_option(gcc_options*, gcc_options*, const cl_decoded_option*, location_t)':
[all 2021-09-30 00:43:47] ../../gcc/gcc/common/config/avr/avr-common.c:80:72: error: unused parameter 'loc' [-Werror=unused-parameter]
[all 2021-09-30 00:43:47] 80 | const struct cl_decoded_option *decoded, location_t loc)
[all 2021-09-30 00:43:47] | ~~~~~~~~~~~^~~
[all 2021-09-30 00:43:47] cc1plus: all warnings being treated as errors
[all 2021-09-30 00:43:47] make[1]: *** [Makefile:2420: avr-common.o] Error 1
gcc/ChangeLog:
* common/config/avr/avr-common.c (avr_handle_option): Mark
argument as ATTRIBUTE_UNUSED.
diff --git a/gcc/common/config/avr/avr-common.c b/gcc/common/config/avr/avr-common.c
index 6486659d27c..a6939ad03d3 100644
--- a/gcc/common/config/avr/avr-common.c
+++ b/gcc/common/config/avr/avr-common.c
@@ -77,7 +77,8 @@ static const struct default_options avr_option_optimization_table[] =
static bool
avr_handle_option (struct gcc_options *opts, struct gcc_options*,
- const struct cl_decoded_option *decoded, location_t loc)
+ const struct cl_decoded_option *decoded,
+ location_t loc ATTRIBUTE_UNUSED)
{
int value = decoded->value;
Ok for trunk?
Thanks,
Jan-Benedict
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next reply other threads:[~2021-09-30 19:27 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-30 19:27 Jan-Benedict Glaw [this message]
2021-10-05 14:46 ` PING: " Jan-Benedict Glaw
2021-10-05 14:53 ` Jeff Law
2021-10-05 15:03 ` Jan-Benedict Glaw
2021-10-05 15:06 ` Jeff Law
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