[src/trunk]: src/tools detect clang instead of bundling it with Darwin

[christos <christos%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/cbd66f10dce6
branches:  trunk
changeset: 836505:cbd66f10dce6
user:      christos <christos%NetBSD.org@localhost>
date:      Sun Oct 21 00:26:24 2018 +0000

description:
detect clang instead of bundling it with Darwin

diffstat:

 tools/Makefile.gnuhost |  5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

diffs (19 lines):

diff -r 5cd29928a761 -r cbd66f10dce6 tools/Makefile.gnuhost
--- a/tools/Makefile.gnuhost    Sat Oct 20 14:09:47 2018 +0000
+++ b/tools/Makefile.gnuhost    Sun Oct 21 00:26:24 2018 +0000
@@ -1,4 +1,4 @@
-#      $NetBSD: Makefile.gnuhost,v 1.49 2018/10/14 10:23:32 martin Exp $
+#      $NetBSD: Makefile.gnuhost,v 1.50 2018/10/21 00:26:24 christos Exp $
 #
 # Rules used when building a GNU host package.  Expects MODULE to be set.
 #
@@ -19,7 +19,8 @@
 
 # Disable use of pre-compiled headers on Darwin.
 BUILD_OSTYPE!= uname -s
-.if ${BUILD_OSTYPE} == "Darwin"
+HOST_COMPILER_CLANG != if ${HOST_CC} --version | grep -q -s clang; then echo yes; else echo no; fi
+.if ${HOST_COMPILER_CLANG} == "yes"
 HOST_CFLAGS+=-O2 -no-cpp-precomp
 .endif