re PR ipa/78188 (AIX Bootstrap broken by tree-vrp.c change)

2016-11-05  Richard Biener  <rguenther@suse.de>

        PR bootstrap/78188
        * g++.dg/ipa/pr78188.C: New test.

From-SVN: r241871

gcc/testsuite/ChangeLog

+2016-11-05  Richard Biener  <rguenther@suse.de>
+
+	PR bootstrap/78188
+	* g++.dg/ipa/pr78188.C: New test.
+
 2016-11-05  Janus Weil  <janus@gcc.gnu.org>
 	    Dominique d'Humieres  <dominiq@lps.ens.fr>
 

gcc/testsuite/g++.dg/ipa/pr78188.C

+// { dg-do compile }
+// { dg-options "-O2 -fno-exceptions" }
+
+int a;
+static void __attribute__((noinline)) foo () { a = 1; }
+static void __attribute__((noinline)) foo2 () { a = 2; }
+
+struct X
+{
+  virtual void bar (int i) { if (!i) { foo (); __builtin_abort (); } }
+};
+
+void baz (int i)
+{
+  if (!i)
+     { foo2 (); __builtin_abort (); }
+}
+
+X xx;
+