[packages/python3] Fix 3.15.0 tests on x32 and i686

[arekm]

commit 3eabaac19fedcfc3c48706b188718af52d4b5b1e
Author: Arkadiusz Miśkiewicz <arekm at maven.pl>
Date:   Fri Oct 9 23:26:18 2026 +0200

    Fix 3.15.0 tests on x32 and i686
    
    Keep upstream frame pointers

 python3-test-unwind-x32.patch | 17 +++++++++++++++++
 python3-tests.patch           |  3 ++-
 python3.spec                  |  4 ++++
 3 files changed, 23 insertions(+), 1 deletion(-)
---
diff --git a/python3.spec b/python3.spec
index 102669a..9d0a579 100644
--- a/python3.spec
+++ b/python3.spec
@@ -72,6 +72,7 @@ Patch14:	python3-profile-tests.patch
 Patch15:	python3-tests.patch
 Patch17:	python3-test-subprocess-userns.patch
 Patch19:	python3-configure-posix-sh.patch
+Patch20:	python3-test-unwind-x32.patch
 URL:		https://www.python.org/
 BuildRequires:	autoconf >= 2.72
 BuildRequires:	autoconf-archive
@@ -117,6 +118,8 @@ Conflicts:	python < 1:2.7.18-10
 %endif
 BuildRoot:	%{tmpdir}/%{name}-%{version}-root-%(id -u -n)
 
+# configure enables frame pointers for native profilers; optflags would omit them on ix86/arm
+%define		filterout_c	-fomit-frame-pointer
 %define		specflags_ppc	-D__ppc__=1
 %define		specflags_ppc64	-D__ppc64__=1
 
@@ -481,6 +484,7 @@ Moduły testowe dla Pythona.
 %patch -P 15 -p1
 %patch -P 17 -p1
 %patch -P 19 -p1
+%patch -P 20 -p1
 
 %{__rm} -r Modules/expat
 
diff --git a/python3-test-unwind-x32.patch b/python3-test-unwind-x32.patch
new file mode 100644
index 0000000..8094b72
--- /dev/null
+++ b/python3-test-unwind-x32.patch
@@ -0,0 +1,17 @@
+test_c_stack_unwind: on x32 the manual unwinder read the upper half of the
+saved rbp as the return address (always 0) and found no Python frames.
+
+--- Python-3.15.0.orig/Modules/_testinternalcapi.c	2026-10-09 23:24:21.282818226 +0200
++++ Python-3.15.0/Modules/_testinternalcapi.c	2026-10-09 23:24:21.359484893 +0200
+@@ -103,6 +103,11 @@ static const uintptr_t min_frame_pointer
+ // See: https://riscv-non-isa.github.io/riscv-elf-psabi-doc/#_frame_pointer_convention
+ #  define FRAME_POINTER_NEXT_OFFSET -2
+ #  define FRAME_POINTER_RETURN_OFFSET -1
++#elif defined(__x86_64__) && defined(__ILP32__)
++// x32 pushes the saved rbp and the return address as 8-byte slots while
++// uintptr_t is 4 bytes, so the (little-endian) return address is at fp[2].
++#  define FRAME_POINTER_NEXT_OFFSET 0
++#  define FRAME_POINTER_RETURN_OFFSET 2
+ #else
+ #  define FRAME_POINTER_NEXT_OFFSET 0
+ #  define FRAME_POINTER_RETURN_OFFSET 1
diff --git a/python3-tests.patch b/python3-tests.patch
index 8566c65..938e463 100644
--- a/python3-tests.patch
+++ b/python3-tests.patch
@@ -32,7 +32,8 @@ diff -urNp -x '*.orig' Python-3.9.2.org/Lib/test/test_imaplib.py Python-3.9.2/Li
                                        'site-packages')
                  self.assertEqual(dirs[0], wanted)
              else:
-                 self.assertEqual(len(dirs), 1)
+-                self.assertEqual(len(dirs), 1)
++                self.assertEqual(len(dirs), 3)
 -            wanted = os.path.join('xoxo', 'lib',
 +            wanted = os.path.join('xoxo', 'share',
                                    f'python{sysconfig._get_python_version_abi()}',
================================================================

---- gitweb:

http://git.pld-linux.org/gitweb.cgi/packages/python3.git/commitdiff/3eabaac19fedcfc3c48706b188718af52d4b5b1e