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--with-wide-int is a no-op on 64-bit hosts

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* configure.ac: Clarify wording for --with-wide-int help.
* src/pdumper.c (dump_vectorlike_generic):
Do the eassert even if --with-wide-int was specified unnecessarily.
This commit is contained in:
Paul Eggert 2020-05-27 09:45:49 -07:00
parent 22446569cd
commit 9d11f127f1
2 changed files with 6 additions and 2 deletions
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6
configure.ac
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@ -414,7 +414,11 @@ this option's value should be 'yes', 'no', 'lucid', 'athena', 'motif', 'gtk',
with_x_toolkit=$val
])
OPTION_DEFAULT_OFF([wide-int], [prefer wide Emacs integers (typically 62-bit); allows buffer and string size up to 2GB on 32-bit hosts, at the cost of 10% to 30% slowdown of Lisp interpreter and larger memory footprint])
OPTION_DEFAULT_OFF([wide-int],
[prefer wide Emacs integers (typically 62-bit);
on 32-bit hosts, this allows buffer and string size up to 2GB,
at the cost of 10% to 30% slowdown of Lisp interpreter
and larger memory footprint])
if test "$with_wide_int" = yes; then
AC_DEFINE([WIDE_EMACS_INT], 1, [Use long long for EMACS_INT if available.])
fi

2
src/pdumper.c
View File

@ -2603,7 +2603,7 @@ dump_vectorlike_generic (struct dump_context *ctx,
Lisp_Object out;
const Lisp_Object *vslot = &v->contents[i];
/* In the wide case, we're always misaligned. */
#ifndef WIDE_EMACS_INT
#if INTPTR_MAX == EMACS_INT_MAX
eassert (ctx->offset % sizeof (out) == 0);
#endif
dump_object_start (ctx, &out, sizeof (out));