%global toolchain clang

%{?scl:%global scl_prefix %{scl}-}

Name: test

Version: 1

Release: 1

Summary: Test package for checking that RPM packages using -fopenmp build correctly

License: MIT

BuildRequires: %{?scl_prefix}clang

BuildRequires: %{?scl_prefix}libomp

Source0: test.c

%description

clang was adding RUNPATH to binaries that use OpenMP, and since RUNPATH

is prohibited in Fedora builds, this was causing packages using clang

and OpenMP to fail to build.

References:

https://fedoraproject.org/wiki/Changes/Broken_RPATH_will_fail_rpmbuild

https://github.com/llvm/llvm-project/commit/9b9d08111b618d74574ba03e5cc3d752ecc56f55

%build

clang ${CFLAGS} -c %{SOURCE0} -o test.o

clang ${LDFLAGS} -fopenmp test.o -o main

%check

./main

%install

install -d %{buildroot}%{_bindir}

install main %{buildroot}%{_bindir}

%files

%{_bindir}/main