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[3.13] gh-128472: Add -skip-funcs to BOLT options to fix computed goto errors (gh-128511) (#128573)

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gh-128472: Add `-skip-funcs` to BOLT options to fix computed goto errors (gh-128511)

* Add `-skip-funcs` to BOLT options to fix computed goto errors



* NEWS

---------

(cherry picked from commit 24b147a19b)

Co-authored-by: Zanie Blue <contact@zanie.dev>
Co-authored-by: Gregory Szorc <gregory.szorc@gmail.com>
This commit is contained in:
Miss Islington (bot) 2025-01-07 17:59:20 +01:00 • committed by GitHub
parent 8f3e5554ba
commit 692a955cea
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3 changed files with 11 additions and 2 deletions
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9
configure.ac
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@ -2224,7 +2224,14 @@ if test -z "${BOLT_COMMON_FLAGS}"
then
AS_VAR_SET(
[BOLT_COMMON_FLAGS],
[-update-debug-sections]
[m4_normalize("
[-update-debug-sections]
dnl At least LLVM 19.x doesn't support computed gotos in PIC compiled code.
dnl Exclude functions containing computed gotos.
dnl TODO this may be fixed in LLVM 20.x via https://github.com/llvm/llvm-project/pull/120267.
[-skip-funcs=_PyEval_EvalFrameDefault,sre_ucs1_match/1,sre_ucs2_match/1,sre_ucs4_match/1]
")]
)
fi