[FS#4000] firewall3: Build failure with -Werror and gcc 10

OpenWrt Bugs openwrt-bugs at lists.openwrt.org
Wed Sep 1 23:47:26 PDT 2021


A new Flyspray task has been opened.  Details are below. 

User who did this - Daniel Santos (dansan) 

Attached to Project - OpenWrt/LEDE Project
Summary - firewall3: Build failure with -Werror and gcc 10
Task Type - Build Failure
Category - Packages
Status - Unconfirmed
Assigned To - 
Operating System - All
Severity - Low
Priority - Very Low
Reported Version - openwrt-21.02
Due in Version - Undecided
Due Date - Undecided
Details - Occurs on today's openwrt-21.02 branch.

/home/daniel/proj/embedded/openwrt/v21.02.y/build_dir/target-mipsel_24kc_musl/firewall-2021-03-23-61db17ed/options.c: In function 'fw3_parse_options':
/home/daniel/proj/embedded/openwrt/v21.02.y/build_dir/target-mipsel_24kc_musl/firewall-2021-03-23-61db17ed/options.c:1113:7: error: '%s' directive argument is null [-Werror=format-overflow=]
 1113 |       warn_elem(e, "has invalid value '%s'", p);
      |       ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
cc1: all warnings being treated as errors

I'm behind on GCC development, but it looks like they're generating some interesting warnings now after constant propagation.

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