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gh-101525: [BOLT] Add GCC's LTO-generated function clones, with computed gotos, to BOLT skip list (gh-139840)

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stratakis
2025-10-19 16:23:49 +02:00
committed by GitHub
parent 790cdae5a0
commit bad8d6de37
2 changed files with 3 additions and 2 deletions
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2
configure generated vendored
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@@ -9396,7 +9396,7 @@ fi
printf %s "checking BOLT_COMMON_FLAGS... " >&6; }
if test -z "${BOLT_COMMON_FLAGS}"
then
BOLT_COMMON_FLAGS=" -update-debug-sections -skip-funcs=_PyEval_EvalFrameDefault,sre_ucs1_match/1,sre_ucs2_match/1,sre_ucs4_match/1 "
BOLT_COMMON_FLAGS=" -update-debug-sections -skip-funcs=_PyEval_EvalFrameDefault,sre_ucs1_match/1,sre_ucs2_match/1,sre_ucs4_match/1,sre_ucs1_match.lto_priv.0/1,sre_ucs2_match.lto_priv.0/1,sre_ucs4_match.lto_priv.0/1 "
fi

3
configure.ac
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@@ -2162,7 +2162,8 @@ then
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]
dnl GCC's LTO creates .lto_priv.0 clones of these functions.
[-skip-funcs=_PyEval_EvalFrameDefault,sre_ucs1_match/1,sre_ucs2_match/1,sre_ucs4_match/1,sre_ucs1_match.lto_priv.0/1,sre_ucs2_match.lto_priv.0/1,sre_ucs4_match.lto_priv.0/1]
")]
)
fi