config.gcc (powerpc*-*-linux*): Set gnu-indirect-function by default on PowerPC linux systems.

2016-12-02  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* config.gcc (powerpc*-*-linux*): Set gnu-indirect-function by
	default on PowerPC linux systems.

From-SVN: r243215

gcc/ChangeLog

+2016-12-02  Michael Meissner  <meissner@linux.vnet.ibm.com>
+
+	* config.gcc (powerpc*-*-linux*): Set gnu-indirect-function by
+	default on PowerPC linux systems.
+
 2016-12-02  Segher Boessenkool  <segher@kernel.crashing.org>
 
 	* simplify-rtx.c (simplify_truncation): M2 is not mode, it is

gcc/config.gcc

@@ -2443,6 +2443,14 @@ powerpc*-*-linux*)
 	if test x${enable_secureplt} = xyes; then
 		tm_file="rs6000/secureplt.h ${tm_file}"
 	fi
+	# Assume modern glibc if not targeting Android nor uclibc.
+	case ${target} in
+	    *-*-*android*|*-*-*uclibc*|*-*-*musl*)
+		    ;;
+	    *)
+		default_gnu_indirect_function=yes
+		    ;;
+	esac
 	;;
 powerpc-wrs-vxworks|powerpc-wrs-vxworksae|powerpc-wrs-vxworksmils)
 	tm_file="${tm_file} elfos.h freebsd-spec.h rs6000/sysv4.h"