Compilaton on OpenBSD/adJ 7.6 stops with error: unused variable 'os'

[vtamara]

Description

Trying to compile on OpenBSD the develop branch advances up to 76% but stops with:

[ 76%] Building CXX object test/CMakeFiles/soltest.dir/libsolidity/SMTCheckerTest.cpp.o
/home/vtamara/comp/c++/solidity/test/libsolidity/SMTCheckerTest.cpp:123:26: error: unused variable 'os' [-Werror,-Wunused-variable]
        for (std::string const& os: ignoreOSSetting | ranges::views::split(',') | ranges::to<std::vector<std::string>>())
                                ^
1 error generated.
*** Error 1 in . (test/CMakeFiles/soltest.dir/build.make:1098 'test/CMakeFiles/soltest.dir/libsolidity/SMTCheckerTest.cpp.o': cd /home/vtama...)
*** Error 2 in . (CMakeFiles/Makefile2:785 'test/CMakeFiles/soltest.dir/all': make -s -f test/CMakeFiles/soltest.dir/build.make test/CMakeFi...)
*** Error 2 in /home/vtamara/comp/c++/solidity/build (Makefile:136 'all': make -s -f CMakeFiles/Makefile2 all)

Environment

• Compiler version: clang version 16.0.6
• Target EVM version (as per compiler settings):
• Framework/IDE (e.g. Truffle or Remix):
• EVM execution environment / backend / blockchain client:
• Operating system: OpenBSD/adJ 7.6b1

Steps to Reproduce

git clone --recursive https://github.com/ethereum/solidity.git
cd solidity
mkdir build
cd build
cmake ..
make