Recently rebased and now can't build gcc

[Philip Prindeville]

> On May 2, 2025, at 2:36 PM, Robert Marko <robimarko at gmail.com> wrote:
> 
> On Fri, 2 May 2025 at 22:30, Philip Prindeville via openwrt-devel
> <openwrt-devel at lists.openwrt.org> wrote:
>> 
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>> 
>> ---------- Forwarded message ----------
>> From: Philip Prindeville <philipp_subx at redfish-solutions.com>
>> To: openwrt-devel at lists.openwrt.org
>> Cc:
>> Bcc:
>> Date: Fri, 2 May 2025 14:29:36 -0600
>> Subject: Recently rebased and now can't build gcc
>> I did a rebase this morning and now I’m seeing the following:
>> 
>> make[3]: Entering directory '/home/philipp/lede/toolchain/gcc/initial'
>> (cd /home/philipp/lede/build_dir/toolchain-x86_64_gcc-14.2.0_musl/gcc-14.2.0-initial && rm -f config.cache; ; SHELL="bash" /home/philipp/lede/build_dir/toolchain-x86_64_gcc-14.2.0_musl/gcc-14.2.0/configure --with-bugurl=http://bugs.openwrt.org/ --with-pkgversion="OpenWrt GCC 14.2.0 r29430-57841c83d9" --prefix=/home/philipp/lede/staging_dir/toolchain-x86_64_gcc-14.2.0_musl --build=x86_64-pc-linux-gnu --host=x86_64-pc-linux-gnu --target=x86_64-openwrt-linux-musl --with-gnu-ld --enable-target-optspace --disable-libgomp --disable-libmudflap --disable-multilib --disable-libmpx --disable-nls --disable-libssp --without-isl --without-cloog --with-host-libstdcxx=-lstdc++      --with-system-zlib=/home/philipp/lede/staging_dir/host --with-zstd=/home/philipp/lede/staging_dir/host --with-gmp=/home/philipp/lede/staging_dir/host --with-mpfr=/home/philipp/lede/staging_dir/host --with-mpc=/home/philipp/lede/staging_dir/host --disable-decimal-float --with-diagnostics-color=auto-if-env --enable-__cxa_atexit --enable-libstdcxx-dual-abi --with-default-libstdcxx-abi=new CFLAGS="-O2 -I/home/philipp/lede/staging_dir/host/include  -pipe" CXXFLAGS="-O2 -I/home/philipp/lede/staging_dir/host/include  -pipe" CFLAGS_FOR_TARGET="-Os -pipe -g3 -fno-caller-saves -fno-plt -fhonour-copts -Wformat -Werror=format-security -fstack-protector -D_FORTIFY_SOURCE=1 -Wl,-z,now -Wl,-z,relro" CXXFLAGS_FOR_TARGET="-Os -pipe -g3 -fno-caller-saves -fno-plt -fhonour-copts -Wformat -Werror=format-security -fstack-protector -D_FORTIFY_SOURCE=1 -Wl,-z,now -Wl,-z,relro" GOCFLAGS_FOR_TARGET="-Os -pipe -g3 -fno-caller-saves -fno-plt -fhonour-copts -Wformat -Werror=format-security -fstack-protector -D_FORTIFY_SOURCE=1 -Wl,-z,now -Wl,-z,relro" --with-newlib --with-sysroot=/home/philipp/lede/staging_dir/toolchain-x86_64_gcc-14.2.0_musl --enable-languages=c --disable-shared --disable-threads  );
>> bash: -c: line 1: syntax error near unexpected token `;'
>> bash: -c: line 1: `(cd /home/philipp/lede/build_dir/toolchain-x86_64_gcc-14.2.0_musl/gcc-14.2.0-initial && rm -f config.cache; ; SHELL="bash" /home/philipp/lede/build_dir/toolchain-x86_64_gcc-14.2.0_musl/gcc-14.2.0/configure --with-bugurl=http://bugs.openwrt.org/ --with-pkgversion="OpenWrt GCC 14.2.0 r29430-57841c83d9" --prefix=/home/philipp/lede/staging_dir/toolchain-x86_64_gcc-14.2.0_musl --build=x86_64-pc-linux-gnu --host=x86_64-pc-linux-gnu --target=x86_64-openwrt-linux-musl --with-gnu-ld --enable-target-optspace --disable-libgomp --disable-libmudflap --disable-multilib --disable-libmpx --disable-nls --disable-libssp --without-isl --without-cloog --with-host-libstdcxx=-lstdc++      --with-system-zlib=/home/philipp/lede/staging_dir/host --with-zstd=/home/philipp/lede/staging_dir/host --with-gmp=/home/philipp/lede/staging_dir/host --with-mpfr=/home/philipp/lede/staging_dir/host --with-mpc=/home/philipp/lede/staging_dir/host --disable-decimal-float --with-diagnostics-color=auto-if-env --enable-__cxa_atexit --enable-libstdcxx-dual-abi --with-default-libstdcxx-abi=new CFLAGS="-O2 -I/home/philipp/lede/staging_dir/host/include  -pipe" CXXFLAGS="-O2 -I/home/philipp/lede/staging_dir/host/include  -pipe" CFLAGS_FOR_TARGET="-Os -pipe -g3 -fno-caller-saves -fno-plt -fhonour-copts -Wformat -Werror=format-security -fstack-protector -D_FORTIFY_SOURCE=1 -Wl,-z,now -Wl,-z,relro" CXXFLAGS_FOR_TARGET="-Os -pipe -g3 -fno-caller-saves -fno-plt -fhonour-copts -Wformat -Werror=format-security -fstack-protector -D_FORTIFY_SOURCE=1 -Wl,-z,now -Wl,-z,relro" GOCFLAGS_FOR_TARGET="-Os -pipe -g3 -fno-caller-saves -fno-plt -fhonour-copts -Wformat -Werror=format-security -fstack-protector -D_FORTIFY_SOURCE=1 -Wl,-z,now -Wl,-z,relro" --with-newlib --with-sysroot=/home/philipp/lede/staging_dir/toolchain-x86_64_gcc-14.2.0_musl --enable-languages=c --disable-shared --disable-threads  );'
>> make[3]: *** [Makefile:31: /home/philipp/lede/build_dir/toolchain-x86_64_gcc-14.2.0_musl/gcc-14.2.0-initial/.configured] Error 2
>> make[3]: Leaving directory '/home/philipp/lede/toolchain/gcc/initial'
>> time: toolchain/gcc/initial/compile#0.03#0.03#0.06
>>    ERROR: toolchain/gcc/initial failed to build.
>> make[2]: *** [toolchain/Makefile:93: toolchain/gcc/initial/compile] Error 1
>> make[2]: Leaving directory '/home/philipp/lede'
>> make[1]: *** [toolchain/Makefile:89: /home/philipp/lede/staging_dir/toolchain-x86_64_gcc-14.2.0_musl/stamp/.toolchain_compile] Error 2
>> make[1]: Leaving directory '/home/philipp/lede'
>> make: *** [/home/philipp/lede/include/toplevel.mk:233: world] Error 2
>> philipp at ubuntu24:~/lede$
>> 
>> 
>> From what I can tell it’s the “; ;” that’s happening.  I’m guessing that something was supposed to expand after the first semicolon but didn’t?
>> 
>> Where does this command come from and I’ll try to trace down the null expansion.
> 
> I have already reverted the culprit:
> https://github.com/openwrt/openwrt/commit/bf9138145106f91a5b367f9ac2bf43582e92f9c1
> 
> Rebase to HEAD and GCC will work again.
> 
> Regards,
> Robert


Confirmed.

Thanks