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gh-109054: Don't use libatomic on cross-compilation (#109211)

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configure no longer uses libatomic by default when Python is
cross-compiled. The LIBATOMIC variable can be set manually in this
case:

    ./configure LIBATOMIC="-latomic" (...)
This commit is contained in:
Victor Stinner 2023-09-10 18:21:13 +02:00 committed by GitHub
parent 4297499696
commit 71b6e2602c
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GPG key ID: 4AEE18F83AFDEB23
2 changed files with 6 additions and 8 deletions
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7
configure generated vendored
View file

@ -27774,7 +27774,7 @@ then :
else $as_nop
if test "$cross_compiling" = yes
then :
ac_cv_libatomic_needed=yes
ac_cv_libatomic_needed=no
else $as_nop
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
@ -27811,17 +27811,14 @@ int main()
_ACEOF
if ac_fn_c_try_run "$LINENO"
then :
ac_cv_libatomic_needed=no
else $as_nop
ac_cv_libatomic_needed=yes
ac_cv_libatomic_needed=yes
fi
rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
conftest.$ac_objext conftest.beam conftest.$ac_ext
fi
fi
{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_libatomic_needed" >&5
printf "%s\n" "$ac_cv_libatomic_needed" >&6; }

7
configure.ac
View file

@ -7007,9 +7007,10 @@ int main()
}
return 0; // all good
}
]])],[
ac_cv_libatomic_needed=no
],[ac_cv_libatomic_needed=yes],[ac_cv_libatomic_needed=yes])
]])],
[ac_cv_libatomic_needed=no], dnl build succeeded
[ac_cv_libatomic_needed=yes], dnl build failed
[ac_cv_libatomic_needed=no]) dnl cross compilation
])
AS_VAR_IF([ac_cv_libatomic_needed], [yes],