lang/gcc13-devel: Expose non-default -stdlib=libc++ support
Fix -stdlib=libc++ option which produced "error: unrecognized command-line option '-stdlib=libc++'". PR: 265962 Reported by: jbeich
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@ -1,5 +1,6 @@
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PORTNAME= gcc
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PORTVERSION= 13.0.0.s20220731
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PORTREVISION= 1
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CATEGORIES= lang
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MASTER_SITES= GCC/snapshots/${DIST_VERSION}
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PKGNAMESUFFIX= ${SUFFIX}-devel
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@ -105,6 +106,7 @@ CONFIGURE_ARGS+=--disable-nls \
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--with-as=${LOCALBASE}/bin/as \
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--with-gmp=${LOCALBASE} \
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--with-gxx-include-dir=${TARGLIB}/include/c++/ \
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--with-gxx-libcxx-include-dir=/usr/include/c++/v1 \
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--with-ld=${LOCALBASE}/bin/ld \
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${ICONV_CONFIGURE_ARG} \
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--with-pkgversion="FreeBSD Ports Collection" \
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@ -0,0 +1,18 @@
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libc++ on FreeBSD always uses PathScale libcxxrt and cannot change to
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LLVM libc++abi without breaking backward compatibility. Besides, mixing
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different C++ ABIs is not supported unless subset via DT_FILTER.
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https://github.com/llvm/llvm-project/commit/35479ffb1251
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https://github.com/freebsd/freebsd-src/commit/cf56074e5271
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--- gcc/cp/g++spec.cc.orig 2022-07-31 22:32:16 UTC
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+++ gcc/cp/g++spec.cc
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@@ -60,7 +60,7 @@ along with GCC; see the file COPYING3. If not see
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#endif
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#ifndef LIBCXXABI
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-#define LIBCXXABI "c++abi"
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+#define LIBCXXABI "cxxrt"
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#endif
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#ifndef LIBCXXABI_PROFILE
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#define LIBCXXABI_PROFILE LIBCXXABI
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