bpo-36722: Debug build loads libraries built in release mode (GH-12952)
In debug build, import now also looks for C extensions compiled in release mode and for C extensions compiled in the stable ABI.
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@ -0,0 +1,2 @@
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In debug build, import now also looks for C extensions compiled in release
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mode and for C extensions compiled in the stable ABI.
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@ -38,9 +38,10 @@ const char *_PyImport_DynLoadFiletab[] = {
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".dll",
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#else /* !__CYGWIN__ */
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"." SOABI ".so",
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#ifndef Py_DEBUG
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#ifdef ALT_SOABI
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"." ALT_SOABI ".so",
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#endif
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".abi" PYTHON_ABI_STRING ".so",
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#endif /* ! Py_DEBUG */
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".so",
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#endif /* __CYGWIN__ */
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NULL,
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@ -632,6 +632,7 @@ THREADHEADERS
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LIBPL
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PY_ENABLE_SHARED
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EXT_SUFFIX
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ALT_SOABI
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SOABI
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LIBC
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LIBM
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@ -15127,6 +15128,17 @@ SOABI='cpython-'`echo $VERSION | tr -d .`${ABIFLAGS}${PLATFORM_TRIPLET:+-$PLATFO
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{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $SOABI" >&5
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$as_echo "$SOABI" >&6; }
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if test "$Py_DEBUG" = 'true'; then
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# Similar to SOABI but remove "d" flag from ABIFLAGS
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ALT_SOABI='cpython-'`echo $VERSION | tr -d .``echo $ABIFLAGS | tr -d d`${PLATFORM_TRIPLET:+-$PLATFORM_TRIPLET}
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cat >>confdefs.h <<_ACEOF
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#define ALT_SOABI "${ALT_SOABI}"
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_ACEOF
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fi
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case $ac_sys_system in
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Linux*|GNU*|Darwin|VxWorks)
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@ -4627,6 +4627,14 @@ AC_MSG_CHECKING(SOABI)
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SOABI='cpython-'`echo $VERSION | tr -d .`${ABIFLAGS}${PLATFORM_TRIPLET:+-$PLATFORM_TRIPLET}
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AC_MSG_RESULT($SOABI)
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if test "$Py_DEBUG" = 'true'; then
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# Similar to SOABI but remove "d" flag from ABIFLAGS
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AC_SUBST(ALT_SOABI)
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ALT_SOABI='cpython-'`echo $VERSION | tr -d .``echo $ABIFLAGS | tr -d d`${PLATFORM_TRIPLET:+-$PLATFORM_TRIPLET}
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AC_DEFINE_UNQUOTED(ALT_SOABI, "${ALT_SOABI}",
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[Alternative SOABI used in debug build to load C extensions built in release mode])
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fi
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AC_SUBST(EXT_SUFFIX)
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case $ac_sys_system in
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Linux*|GNU*|Darwin|VxWorks)
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@ -12,6 +12,10 @@
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support for AIX C++ shared extension modules. */
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#undef AIX_GENUINE_CPLUSPLUS
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/* Alternative SOABI used in debug build to load C extensions built in release
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mode */
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#undef ALT_SOABI
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/* The Android API level. */
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#undef ANDROID_API_LEVEL
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