Build failure: pkgsLLVM.libomxil-bellagio

[RossComputerGuy]

Steps To Reproduce

Steps to reproduce the behavior:

1. build pkgsLLVM.libomxil-bellagio

Build log

/nix/store/bpvgbcdp4a3m200m69y59wbby19gncwy-bash-5.2p26/bin/bash ../../libtool  --tag=CC   --mode=compile aarch64-unknown-linux-gnu-clang -DHAVE_CONFIG_H -I. -I../..    -I../../include -I../../src -Wall -Werror -DCONFIG_DEBUG_LEVEL=0 -c -o libomxbase_la-omx_base_filter.lo `test -f 'omx_base_filter.c' || echo './'`omx_base_filter.c
libtool: compile:  aarch64-unknown-linux-gnu-clang -DHAVE_CONFIG_H -I. -I../.. -I../../include -I../../src -Wall -Werror -DCONFIG_DEBUG_LEVEL=0 -c omx_base_filter.c  -fPIC -DPIC -o .libs/libomxbase_la-omx_base_filter.o
/nix/store/bpvgbcdp4a3m200m69y59wbby19gncwy-bash-5.2p26/bin/bash ../../libtool  --tag=CC   --mode=compile aarch64-unknown-linux-gnu-clang -DHAVE_CONFIG_H -I. -I../..    -I../../include -I../../src -Wall -Werror -DCONFIG_DEBUG_LEVEL=0 -c -o libomxbase_la-omx_base_sink.lo `test -f 'omx_base_sink.c' || echo './'`omx_base_sink.c
libtool: compile:  aarch64-unknown-linux-gnu-clang -DHAVE_CONFIG_H -I. -I../.. -I../../include -I../../src -Wall -Werror -DCONFIG_DEBUG_LEVEL=0 -c omx_base_sink.c  -fPIC -DPIC -o .libs/libomxbase_la-omx_base_sink.o
omx_base_sink.c:77:35: error: variable 'inBufExchanged' set but not used [-Werror,-Wunused-but-set-variable]
   77 |   int                             inBufExchanged              = 0;
      |                                   ^
1 error generated.
make[3]: *** [Makefile:331: libomxbase_la-omx_base_sink.lo] Error 1
make[3]: Leaving directory '/build/libomxil-bellagio-0.9.3/src/base'
make[2]: *** [Makefile:627: all-recursive] Error 1
make[2]: Leaving directory '/build/libomxil-bellagio-0.9.3/src'
make[1]: *** [Makefile:381: all-recursive] Error 1
make[1]: Leaving directory '/build/libomxil-bellagio-0.9.3'
make: *** [Makefile:266: all] Error 2

Additional context

Found while compiling pkgsLLVM.mesa in nixpkgs staging.

Notify maintainers

@vcunat

Metadata

Please run nix-shell -p nix-info --run "nix-info -m" and paste the result.

 - system: `"aarch64-linux"`
 - host os: `Linux 5.15.156, NixOS, 24.05 (Uakari), 24.05.20240418.bc279bb`
 - multi-user?: `yes`
 - sandbox: `yes`
 - version: `nix-env (Nix) 2.18.2`
 - nixpkgs: `/run/current-system/nixpkgs`

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[vcunat]

It probably needs more -Wno-error=foo in the nix expression. (I'm not motivated to maintain this expression.)

[RossComputerGuy]

@vcunat I've added the fix into #311810. I marked it as a draft until I know it's working.