[NDS32] nds32*-*-linux* target using init_array/finit_array for ctor/dtor.

gcc/
	* config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.

From-SVN: r270362

gcc/ChangeLog

 2019-04-15  Monk Chiang  <sh.chiang04@gmail.com>
+
+	* config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
+
+2019-04-15  Monk Chiang  <sh.chiang04@gmail.com>
 	    Kito Cheng  <kito.cheng@gmail.com>
 	    Shiva Chen  <shiva0217@gmail.com>
 

gcc/config.gcc

@@ -2487,6 +2487,7 @@ nds32*-*-*)
 	  nds32*-*-linux*)
 	    tm_file="dbxelf.h elfos.h ${tm_file} gnu-user.h linux.h glibc-stdint.h nds32/linux.h nds32/nds32_intrinsic.h"
 	    tmake_file="${tmake_file} nds32/t-nds32 nds32/t-linux"
+	    gcc_cv_initfini_array=yes
 	    ;;
 	esac