Attachment 231794 Details for Bug 261931 – Add crutch for using libc++ 14 with clang++ 8

[patch] Add crutch for using libc++ 14 with clang++ 8

devel__creduce-add-crutch-for-libcxx14-1.diff (text/plain), 1.34 KB, created by Dimitry Andric on 2022-02-13 14:12:50 UTC

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Creator: Dimitry Andric

Created: 2022-02-13 14:12:50 UTC

Size: 1.34 KB

patch

obsolete

>commit 6a10931340bca9a708fb9fb9285385714bbc3176
>Author: Dimitry Andric <dim@FreeBSD.org>
>Date:   Sun Feb 13 15:05:12 2022 +0100
>
>    devel/creduce: add crutch for using libc++ 14 with clang++ 8
>
>diff --git a/devel/creduce/Makefile b/devel/creduce/Makefile
>index d0cf2295c97f..ec9dfa3a841c 100644
>--- a/devel/creduce/Makefile
>+++ b/devel/creduce/Makefile
>@@ -26,7 +26,7 @@ CONFIGURE_ENV=	LLVM_CONFIG=${LOCALBASE}/bin/llvm-config${LLVM_VER} \
> 		CXX=${LOCALBASE}/bin/clang++${LLVM_VER} \
> 		CPP=${LOCALBASE}/bin/clang-cpp${LLVM_VER}
> 
>-USES=		autoreconf gmake libtool perl5
>+USES=		autoreconf compiler gmake libtool perl5
> 
> CFLAGS_powerpc64=	-mabi=elfv2
> 
>@@ -36,4 +36,12 @@ CFLAGS_powerpc64=	-mabi=elfv2
> LLD_UNSAFE=	yes
> .endif
> 
>+.include <bsd.port.pre.mk>
>+
>+# Detect base system libc++ >= 14 by checking for COMPILER_VERSION.
>+# Not really the ideal way, but it should work.
>+.if ${COMPILER_TYPE} == "clang" && ${COMPILER_VERSION} >= 140
>+CXXFLAGS+=	-include ${FILESDIR}/builtin_is_constant_evaluated.h
>+.endif
>+
> .include <bsd.port.mk>
>diff --git a/devel/creduce/files/builtin_is_constant_evaluated.h b/devel/creduce/files/builtin_is_constant_evaluated.h
>new file mode 100644
>index 000000000000..2775e8fa1bf3
>--- /dev/null
>+++ b/devel/creduce/files/builtin_is_constant_evaluated.h
>@@ -0,0 +1 @@
>+constexpr bool __builtin_is_constant_evaluated() { return false; }

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Attachments on bug 261931: 231794