ports/devel/llvm-devel/files/patch-D77776
Brooks Davis 79ae848b5c Update to a more recent snapshot.
Fix C++ library selection for some --target values. [0]

PR:		248386 [0]
Reported by:	Greg V [0]
2020-08-10 21:08:04 +00:00

20 lines
731 B
Text

[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
--- clang/lib/Driver/ToolChains/FreeBSD.cpp.orig 2019-12-11 19:15:30 UTC
+++ 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;
}