Include gh-157934 fix.

Author: StanFromIreland

configure

@@ -3551,8 +3551,11 @@ AX_CHECK_COMPILE_FLAG([$hwasan_flags],[
 BASECFLAGS="$hwasan_flags -fno-omit-frame-pointer $BASECFLAGS"
 LDFLAGS="$hwasan_flags $LDFLAGS"
 ],[AC_MSG_ERROR([The selected compiler doesn't support hardware address sanitizer])])
-# HWASan works by controlling memory allocation, our own malloc interferes.
-with_pymalloc="no"
+# HWASan works by controlling memory allocation, our own malloc interferes,
+# so disable it by default, but allow --with-pymalloc to override.
+if test -z "$with_pymalloc"; then
+  with_pymalloc="no"
+fi
 ],
 [AC_MSG_RESULT([no])])