warning: Skipping deprecated .gdb_index section
https://bugzilla.redhat.com/show_bug.cgi?id=953585

diff --git a/gdb/build-id.c b/gdb/build-id.c
--- a/gdb/build-id.c
+++ b/gdb/build-id.c
@@ -746,7 +746,11 @@ static int missing_rpm_list_entries;
 /* Returns the count of newly added rpms.  */
 
 static int
+#ifndef GDB_INDEX_VERIFY_VENDOR
 missing_rpm_enlist (const char *filename)
+#else
+missing_rpm_enlist_1 (const char *filename, int verify_vendor)
+#endif
 {
   static int rpm_init_done = 0;
   rpmts ts;
@@ -853,7 +857,11 @@ missing_rpm_enlist (const char *filename)
   mi = rpmtsInitIterator_p (ts, RPMTAG_BASENAMES, filename, 0);
   if (mi != NULL)
     {
+#ifndef GDB_INDEX_VERIFY_VENDOR
       for (;;)
+#else
+      if (!verify_vendor) for (;;)
+#endif
 	{
 	  Header h;
 	  char *debuginfo, **slot, *s, *s2;
@@ -971,6 +979,37 @@ missing_rpm_enlist (const char *filename)
 	    xfree (debuginfo);
 	  count++;
 	}
+#ifdef GDB_INDEX_VERIFY_VENDOR
+      else /* verify_vendor */
+	{
+	  int vendor_pass = 0, vendor_fail = 0;
+
+	  for (;;)
+	    {
+	      Header h;
+	      errmsg_t err;
+	      char *vendor;
+
+	      h = rpmdbNextIterator_p (mi);
+	      if (h == NULL)
+		break;
+
+	      vendor = headerFormat_p (h, "%{vendor}", &err);
+	      if (!vendor)
+		{
+		  warning (_("Error querying the rpm file `%s': %s"), filename,
+			   err);
+		  continue;
+		}
+	      if (strcmp (vendor, "Red Hat, Inc.") == 0)
+		vendor_pass = 1;
+	      else
+		vendor_fail = 1;
+	      xfree (vendor);
+	    }
+	  count = vendor_pass != 0 && vendor_fail == 0;
+	}
+#endif
 
       rpmdbFreeIterator_p (mi);
     }
@@ -981,6 +1020,21 @@ missing_rpm_enlist (const char *filename)
 }
 
 static int
+#ifdef GDB_INDEX_VERIFY_VENDOR
+missing_rpm_enlist (const char *filename)
+{
+  return missing_rpm_enlist_1 (filename, 0);
+}
+
+extern int rpm_verify_vendor (const char *filename);
+int
+rpm_verify_vendor (const char *filename)
+{
+  return missing_rpm_enlist_1 (filename, 1);
+}
+
+static int
+#endif
 missing_rpm_list_compar (const char *const *ap, const char *const *bp)
 {
   return strcoll (*ap, *bp);
diff --git a/gdb/dwarf2read.c b/gdb/dwarf2read.c
--- a/gdb/dwarf2read.c
+++ b/gdb/dwarf2read.c
@@ -3501,6 +3501,16 @@ read_gdb_index_from_buffer (struct objfile *objfile,
      "set use-deprecated-index-sections on".  */
   if (version < 6 && !deprecated_ok)
     {
+#ifdef GDB_INDEX_VERIFY_VENDOR
+      extern int rpm_verify_vendor (const char *filename);
+
+      /* Red Hat Developer Toolset exception.  */
+      if (rpm_verify_vendor (filename))
+	{}
+      else
+      {
+
+#endif
       static int warning_printed = 0;
       if (!warning_printed)
 	{
@@ -3512,6 +3522,10 @@ to use the section anyway."),
 	  warning_printed = 1;
 	}
       return 0;
+#ifdef GDB_INDEX_VERIFY_VENDOR
+
+      }
+#endif
     }
   /* Version 7 indices generated by gold refer to the CU for a symbol instead
      of the TU (for symbols coming from TUs),