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gh-149202: Fix frame pointer unwinding on ppc64le and armv7/clang #149409

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Merged
encukou merged 13 commits into from
May 7, 2026
+56 −4
Merged

gh-149202: Fix frame pointer unwinding on ppc64le and armv7/clang #149409

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c68855d
gh-149202: Fix frame pointer unwinding on s390x and ARM
pablogsal May 4, 2026
ad2c814
Advertise frame pointer support via _Py_WITH_FRAME_POINTERS
encukou May 5, 2026
242a58e
Use -mbackchain only on s390x
encukou May 5, 2026
9b74182
Adjust comment
encukou May 5, 2026
efb829e
Merge in the main branch
encukou May 5, 2026
a612c88
Regen configure
encukou May 5, 2026
955261c
Merge in the main branch
encukou May 5, 2026
92ee35e
Merge in the main branch
encukou May 6, 2026
02617af
Adjust docs & comment
encukou May 6, 2026
cfc9b62
Account for ppc64le
encukou May 6, 2026
4ad01d6
Fix comment
encukou May 6, 2026
1db3418
Also use -mno-thumb for 32-bit ARM
encukou May 6, 2026
b7cb2b3
Merge in the main branch
encukou May 6, 2026
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Regen configure
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@encukou
encukou committed May 5, 2026
commit a612c889e2ea83fcd4c7d659ad600cb892d0b06c
3 changes: 2 additions & 1 deletion pyconfig.h.in
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Expand Up @@ -2073,7 +2073,8 @@
/* Define if you want to use tail-calling interpreters in CPython. */
#undef _Py_TAIL_CALL_INTERP

/* Define if frame unwinding via pointers is expected to work */
/* Define to 1 if frame unwinding via pointers is expected to work, 0 if not
*/
#undef _Py_WITH_FRAME_POINTERS

/* Define to force use of thread-safe errno, h_errno, and other functions */
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