[110548] trunk/dports/devel/gmp/Portfile

[larryv at macports.org]

Revision: 110548
          https://trac.macports.org/changeset/110548
Author:   larryv at macports.org
Date:     2013-09-01 17:31:54 -0700 (Sun, 01 Sep 2013)
Log Message:
-----------
gmp: Clear configure.cxx_stdlib to make sure CXXFLAGS is undefined.

Modified Paths:
--------------
    trunk/dports/devel/gmp/Portfile

Modified: trunk/dports/devel/gmp/Portfile
===================================================================
--- trunk/dports/devel/gmp/Portfile	2013-09-01 23:17:27 UTC (rev 110547)
+++ trunk/dports/devel/gmp/Portfile	2013-09-02 00:31:54 UTC (rev 110548)
@@ -35,16 +35,21 @@
 
 configure.universal_args-delete --disable-dependency-tracking
 
-# Since we need to clear CXXFLAGS, add -stdlib=... to CXX
+# Clear all options that affect CFLAGS and CXXFLAGS, since the configure
+# script tries to build the fastest library for the build machine if
+# CFLAGS and CXXFLAGS are undefined.
+#
+# Append the -stdlib flags to CXX, since we still want to select the C++ STL.
+#
+# On PowerPC machines, CFLAGS must be empty to get -force_cpusubtype_ALL.
+
 if {[info exists configure.cxx_stdlib] &&
     ${configure.cxx_stdlib} ne {} &&
     [string match *clang* ${configure.cxx}]
 } then {
     configure.cxx-append -stdlib=${configure.cxx_stdlib}
+    configure.cxx_stdlib
 }
-
-# if CFLAGS and CXXFLAGS are undefined, configure script tries to build fastest library for build machine.
-# On PowerPC machines, CFLAGS must be empty to get -force_cpusubtype_ALL.
 configure.cc_archflags
 configure.cxx_archflags
 configure.ld_archflags
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