Attachment 233101 Details for Bug 263179 – devel/flang-clang: fix build with libc++ 14

[patch] devel/flang-clang: fix build with libc++ 14

devel__flang-clang-fix-libcxx14-build-1.diff (text/plain), 1.17 KB, created by Dimitry Andric on 2022-04-09 15:15:08 UTC

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Creator: Dimitry Andric

Created: 2022-04-09 15:15:08 UTC

Size: 1.17 KB

patch

obsolete

>commit d64f330fafe3bb1e68bf550f099231c2deb2ed3d
>Author: Dimitry Andric <dim@FreeBSD.org>
>Date:   Sat Apr 9 17:12:07 2022 +0200
>
>    devel/flang-clang: fix build with libc++ 14
>
>diff --git a/devel/flang-clang/Makefile b/devel/flang-clang/Makefile
>index 0a6a86565cfe..e2461a4f76f8 100644
>--- a/devel/flang-clang/Makefile
>+++ b/devel/flang-clang/Makefile
>@@ -41,6 +41,9 @@ CMAKE_INSTALL_PREFIX=	${PREFIX}/flang
> CC=		${LOCALBASE}/llvm${LLVM_VER}/bin/clang
> CXX=		${LOCALBASE}/llvm${LLVM_VER}/bin/clang++
> 
>+# Support __builtin_is_constant_evaluated(), for libc++ >= 14
>+CXXFLAGS+=	-include ${FILESDIR}/builtin_is_constant_evaluated.h
>+
> post-patch:
> 	@${REINPLACE_CMD} -e 's|%%LOCALBASE%%|${LOCALBASE}|' ${WRKSRC}/lib/Driver/ToolChains/FreeBSD.cpp
> 
>diff --git a/devel/flang-clang/files/builtin_is_constant_evaluated.h b/devel/flang-clang/files/builtin_is_constant_evaluated.h
>new file mode 100644
>index 000000000000..724481d30d8f
>--- /dev/null
>+++ b/devel/flang-clang/files/builtin_is_constant_evaluated.h
>@@ -0,0 +1,4 @@
>+#ifndef DEFINED___BUILTIN_IS_CONSTANT_EVALUATED
>+#define DEFINED___BUILTIN_IS_CONSTANT_EVALUATED
>+constexpr bool __builtin_is_constant_evaluated() { return false; }
>+#endif

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Attachments on bug 263179: 233101