From: Fedora GDB patches <invalid@email.com>

Date: Fri, 27 Oct 2017 21:07:50 +0200

Subject: gdb-rhbz1350436-type-printers-error.patch

FileName: gdb-rhbz1350436-type-printers-error.patch

Typo in Python support breaks info type-printers command

https://bugzilla.redhat.com/show_bug.cgi?id=1350436

[testsuite patch] PR python/17136: 'info type-printers' causes an exception when there are per-objfile printers

https://sourceware.org/ml/gdb-patches/2016-06/msg00455.html

diff -dup -rup gdb-7.6.1/gdb/testsuite/gdb.python-orig/py-typeprint.cc gdb-7.6.1/gdb/testsuite/gdb.python/py-typeprint.cc

--- gdb-7.6.1/gdb/testsuite/gdb.python-orig/py-typeprint.cc	2013-01-01 07:41:26.000000000 +0100

+++ gdb-7.6.1/gdb/testsuite/gdb.python/py-typeprint.cc	2016-06-27 22:57:58.168642470 +0200

@@ -31,6 +31,12 @@ templ<basic_string> s;

 basic_string bs;

+class Other

+{

+};

+

+Other ovar;

+

 int main()

 {

   return 0;

diff -dup -rup gdb-7.6.1/gdb/testsuite/gdb.python-orig/py-typeprint.exp gdb-7.6.1/gdb/testsuite/gdb.python/py-typeprint.exp

--- gdb-7.6.1/gdb/testsuite/gdb.python-orig/py-typeprint.exp	2013-01-01 07:41:26.000000000 +0100

+++ gdb-7.6.1/gdb/testsuite/gdb.python/py-typeprint.exp	2016-06-27 22:58:13.846785208 +0200

@@ -51,3 +51,7 @@ gdb_test_no_output "enable type-printer

 gdb_test "whatis bs" "string" "whatis with enabled printer"

 gdb_test "whatis s" "templ<string>"

+

+gdb_test "info type-printers" "Type printers for \[^\r\n\]*/py-typeprint:\r\n *other\r\n.*" \

+	 "info type-printers for other"

+gdb_test "whatis ovar" "type = Another"

diff -dup -rup gdb-7.6.1/gdb/testsuite/gdb.python-orig/py-typeprint.py gdb-7.6.1/gdb/testsuite/gdb.python/py-typeprint.py

--- gdb-7.6.1/gdb/testsuite/gdb.python-orig/py-typeprint.py	2013-01-01 07:41:26.000000000 +0100

+++ gdb-7.6.1/gdb/testsuite/gdb.python/py-typeprint.py	2016-06-27 22:57:58.169642479 +0200

@@ -15,7 +15,7 @@

 import gdb

-class Recognizer(object):

+class StringRecognizer(object):

     def __init__(self):

         self.enabled = True

@@ -30,6 +30,26 @@ class StringTypePrinter(object):

         self.enabled = True

     def instantiate(self):

-        return Recognizer()

+        return StringRecognizer()

 gdb.type_printers.append(StringTypePrinter())

+

+class OtherRecognizer(object):

+    def __init__(self):

+        self.enabled = True

+

+    def recognize(self, type_obj):

+        if type_obj.tag == 'Other':

+            return 'Another'

+        return None

+

+class OtherTypePrinter(object):

+    def __init__(self):

+        self.name = 'other'

+        self.enabled = True

+

+    def instantiate(self):

+        return OtherRecognizer()

+

+import gdb.types

+gdb.types.register_type_printer(gdb.objfiles()[0], OtherTypePrinter())