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obstack: use size_t alignments and check for overflow * lib/obstack.c, lib/obstack.h (_obstack_begin, _obstack_begin_1): * lib/obstack.c (_obstack_begin_worker, _obstack_newchunk): * lib/obstack.h (struct obstack.alignment_mask): Use _OBSTACK_SIZE_T, not int, for alignments. * lib/obstack.c (_obstack_newchunk): Fail if the size calculation overflows, e.g., when adding the alignment.
author Paul Eggert <eggert@cs.ucla.edu>
date Tue, 28 Oct 2014 23:58:42 -0700
parents 344018b6e5d7
children ab58d4870664
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# fmodl-ieee.m4 serial 1
dnl Copyright (C) 2012-2014 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.

dnl This macro is in a separate file (not in fmodl.m4 and not inlined in the
dnl module description), so that gl_FUNC_FMODL can test whether 'aclocal' has
dnl found uses of this macro.

AC_DEFUN([gl_FUNC_FMODL_IEEE],
[
  m4_divert_text([INIT_PREPARE], [gl_fmodl_required=ieee])
  AC_REQUIRE([gl_FUNC_FMODL])
])