passes.c (should_skip_pass_p): Do not skip cgraph-edge building.

2019-02-27  Richard Biener  <rguenther@suse.de>

	* passes.c (should_skip_pass_p): Do not skip cgraph-edge
	building.

	* gcc.dg/gimplefe-36.c: New testcase.

From-SVN: r269252

gcc/ChangeLog

 2019-02-27  Richard Biener  <rguenther@suse.de>
 
+	* passes.c (should_skip_pass_p): Do not skip cgraph-edge
+	building.
+
+2019-02-27  Richard Biener  <rguenther@suse.de>
+
 	PR debug/88878
 	* dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
 	parameter, prefix section name with .gnu.debuglto_ if true.

gcc/passes.c

@@ -2363,6 +2363,10 @@ should_skip_pass_p (opt_pass *pass)
       && pass->properties_provided != 0)
     return false;
 
+  /* We need to (re-)build cgraph edges as needed.  */
+  if (strstr (pass->name, "build_cgraph_edges") != NULL)
+    return false;
+
   /* Don't skip df init; later RTL passes need it.  */
   if (strstr (pass->name, "dfinit") != NULL)
     return false;

gcc/testsuite/ChangeLog

+2019-02-27  Richard Biener  <rguenther@suse.de>
+
+	* gcc.dg/gimplefe-36.c: New testcase.
+
 2019-02-27  Paolo Carlini  <paolo.carlini@oracle.com>
 
 	PR c++/89488

gcc/testsuite/gcc.dg/gimplefe-36.c

+/* { dg-do compile } */
+/* { dg-options "-O -fgimple" } */
+
+int foo (void);
+
+void __GIMPLE (startwith("fre1"))
+d ()
+{
+  int _1;
+
+bb_2:
+  _1 = foo ();
+  return;
+}