svn commit: r531783 - in head/devel/llvm90: . files/clang

[Jan Beich]

Author: jbeich
Date: Wed Apr 15 19:26:58 2020
New Revision: 531783
URL: https://svnweb.freebsd.org/changeset/ports/531783

Log:
  devel/llvm90: backport --target fix for libc++
  
  Approved by:	brooks (maintainer)
  Differential Revision:	https://reviews.freebsd.org/D24420

Added:
  head/devel/llvm90/files/clang/patch-D77776   (contents, props changed)
Modified:
  head/devel/llvm90/Makefile   (contents, props changed)

Modified: head/devel/llvm90/Makefile
==============================================================================
--- head/devel/llvm90/Makefile	Wed Apr 15 19:21:58 2020	(r531782)
+++ head/devel/llvm90/Makefile	Wed Apr 15 19:26:58 2020	(r531783)
@@ -2,7 +2,7 @@
 
 PORTNAME=	llvm
 DISTVERSION=	9.0.1
-PORTREVISION=	0
+PORTREVISION=	1
 CATEGORIES=	devel lang
 MASTER_SITES=	https://github.com/llvm/llvm-project/releases/download/llvmorg-${DISTVERSION}/
 PKGNAMESUFFIX=	${LLVM_SUFFIX}

Added: head/devel/llvm90/files/clang/patch-D77776
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ head/devel/llvm90/files/clang/patch-D77776	Wed Apr 15 19:26:58 2020	(r531783)
@@ -0,0 +1,20 @@
+[Driver] Default to libc++ on FreeBSD
+
+Downstream may naively translate between DSL and LLVM target
+triple. If OS version is lost in the process then Clang would
+default to a version that's no longer supported by OS vendor.
+
+https://reviews.llvm.org/D77776
+
+--- tools/clang/lib/Driver/ToolChains/FreeBSD.cpp.orig	2019-12-11 19:15:30 UTC
++++ tools/clang/lib/Driver/ToolChains/FreeBSD.cpp
+@@ -351,7 +351,8 @@ FreeBSD::FreeBSD(const Driver &D, const llvm::Triple &
+ }
+ 
+ ToolChain::CXXStdlibType FreeBSD::GetDefaultCXXStdlibType() const {
+-  if (getTriple().getOSMajorVersion() >= 10)
++  unsigned Major = getTriple().getOSMajorVersion();
++  if (Major >= 10 || Major == 0)
+     return ToolChain::CST_Libcxx;
+   return ToolChain::CST_Libstdcxx;
+ }