Fix pr89330_0.C test

Fix pr89330_0.C test by adding missing effective target shared.
Committed as obvious.

   testsuite/
	* gcc/testsuite/g++.dg/lto/pr89330_0.C: Add effective-target shared.

From-SVN: r273973

gcc/testsuite/ChangeLog

+2019-08-01  Wilco Dijkstra  <wdijkstr@arm.com>
+
+	* gcc/testsuite/g++.dg/lto/pr89330_0.C: Add effective-target shared.
+
 2019-08-01  Kito Cheng  <kito.cheng@sifive.com>
 
 	* gcc.target/riscv/attribute-10.c: Fix testcase on rv64.

gcc/testsuite/g++.dg/lto/pr89330_0.C

 // { dg-lto-do link }
 // { dg-lto-options { { -O3 -g -flto -shared -fPIC -Wno-odr } } }
 // { dg-require-effective-target fpic }
+// { dg-require-effective-target shared }
 
 namespace Inkscape {
 class Anchored {};