#38389: LLVM C11 support -------------------------+-------------------------------- Reporter: l@… | Owner: macports-tickets@… Type: enhancement | Status: new Priority: Low | Milestone: Component: ports | Version: 2.1.3 Keywords: C11 | Port: hdf5-18 -------------------------+-------------------------------- Hello, For the C++ support for this port under Xcode if compiling with LLVM stdlib the flag -stdlib=libc++ is required if a project has been compiled with LLVM C11 support in Xcode. As such the following variant is necessary for the linker to not complain. variant c11 description { Build with C11 support. } conflicts universal gcc44 gcc45 gcc46 gcc47 { configure.cxxflags -stdlib=libc++ } Given that LLVM is the default compiler now, this should perhaps even be a default variant.... /Lasse -- Ticket URL: <https://trac.macports.org/ticket/38389> MacPorts <http://www.macports.org/> Ports system for OS X