'picotoolBuild' refuses to build

[jimjag]

[  6%] Performing build step for 'picotoolBuild'
/Users/src/pico/pico-sdk/lib/mbedtls/library/bignum.c:1395:29: error: variable 't' set but not used [-Werror,-Wunused-but-set-variable]
    mbedtls_mpi_uint c = 0, t = 0;
                            ^
1 error generated.
make[5]: *** [lib/mbedtls/library/CMakeFiles/mbedcrypto.dir/bignum.c.o] Error 1
make[4]: *** [lib/mbedtls/library/CMakeFiles/mbedcrypto.dir/all] Error 2
make[3]: *** [all] Error 2
make[2]: *** [pico-sdk/src/rp2040/boot_stage2/picotool/src/picotoolBuild-stamp/picotoolBuild-build] Error 2
make[1]: *** [pico-sdk/src/rp2040/boot_stage2/CMakeFiles/picotoolBuild.dir/all] Error 2
make: *** [all] Error 2

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