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gh-143253: Add libabigail suppression file for internal types #143254

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Merged
hugovk merged 4 commits into from
Jan 12, 2026
Merged

gh-143253: Add libabigail suppression file for internal types #143254

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92ef74f
gh-143253: Add libabigail suppression file for internal types
pablogsal Dec 28, 2025
2b38a56
Add _PyRuntime
encukou Jan 7, 2026
74f8751
Add myself to CODEOWNERS
encukou Jan 7, 2026
0b664d2
Merge pull request #120 from encukou/abigail
pablogsal Jan 8, 2026
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2 changes: 1 addition & 1 deletion Makefile.pre.in
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Original file line number Diff line number Diff line change
Expand Up @@ -1883,7 +1883,7 @@ regen-abidump: all

.PHONY: check-abidump
check-abidump: all
abidiff $(srcdir)/Doc/data/python$(LDVERSION).abi "libpython$(LDVERSION).so" --drop-private-types --no-architecture --no-added-syms
abidiff $(srcdir)/Doc/data/python$(LDVERSION).abi "libpython$(LDVERSION).so" --drop-private-types --no-architecture --no-added-syms --suppressions $(srcdir)/Misc/libabigail.abignore

.PHONY: regen-limited-abi
regen-limited-abi: all
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21 changes: 21 additions & 0 deletions Misc/libabigail.abignore
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@@ -0,0 +1,21 @@
# libabigail suppression file for CPython ABI checks
#
# Suppress types defined directly in internal headers (pycore_*.h)
# Regex matches filenames NOT starting with "pycore_", so pycore_* types are suppressed.
[suppress_type]
source_location_not_regexp = ^([^p]|p[^y]|py[^c]|pyc[^o]|pyco[^r]|pycor[^e]|pycore[^_])
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@Yhg1s Yhg1s Jan 6, 2026

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So weird that there isn't a source_location_regexp and so we have to play these stupid double-negation games.

accessed_through = pointer

# Suppress public typedefs that alias internal structs.
# These are public names but their underlying struct layout is internal.
[suppress_type]
name = PyInterpreterState
accessed_through = pointer

[suppress_type]
name = _PyRuntimeState
accessed_through = pointer

[suppress_type]
name = PyThreadState
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accessed_through = pointer
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