* bug#19019: Guile improperly assumes 'long' is the same size as pointers @ 2014-11-11 16:26 ` Mark H Weaver 2016-06-22 11:34 ` bug#19019: Status: " Andy Wingo 2020-11-25 19:09 ` bug#19019: guile assumes long " Mike Gran via Bug reports for GUILE, GNU's Ubiquitous Extension Language 0 siblings, 2 replies; 3+ messages in thread From: Mark H Weaver @ 2014-11-11 16:26 UTC (permalink / raw) To: 19019 Forwarded from guile-user: > Date: Mon, 10 Nov 2014 12:44:55 +0200 > From: Eli Zaretskii <eliz@gnu.org> > Subject: Re: Unable to compile Guile > To: jeremy chen <yngccc@gmail.com> > Cc: guile-user@gnu.org > >> Date: Sun, 9 Nov 2014 23:30:07 -0500 >> From: jeremy chen <yngccc@gmail.com> >> >> Hi, I am trying to compile guile on windows with Mingw-w64. >> The file libguile/numbers.c signal an error in this function: >> >> static SCM >> scm_i_inum2big (scm_t_inum x) >> { >> /* Return a newly created bignum initialized to X. */ >> SCM z = make_bignum (); >> #if SIZEOF_VOID_P == SIZEOF_LONG >> mpz_init_set_si (SCM_I_BIG_MPZ (z), x); >> #else >> /* Note that in this case, you'll also have to check all mpz_*_ui and >> mpz_*_si invocations in Guile. */ >> #error creation of mpz not implemented for this inum size >> #endif >> return z; >> } >> >> sizeof(void*) is 8 and sizeof(long) is 4 on my machine. >> Anyway to get around this? Thanks. > > This is a bug in Guile: it assumes the LP64 data model, where both > 'long' and a pointer are 64-bit wide. But 64-bit Windows uses the > LLP64 model, where 'long' is a 32-bit data type, and the 64-bit > integer data type is 'long long' or '__int64'. > > You need to fix Guile to support the LLP64 model, at least in this > module, and probably elsewhere as well. ^ permalink raw reply [flat|nested] 3+ messages in thread
* bug#19019: Status: Guile improperly assumes 'long' is the same size as pointers 2014-11-11 16:26 ` bug#19019: Guile improperly assumes 'long' is the same size as pointers Mark H Weaver @ 2016-06-22 11:34 ` Andy Wingo 2020-11-25 19:09 ` bug#19019: guile assumes long " Mike Gran via Bug reports for GUILE, GNU's Ubiquitous Extension Language 1 sibling, 0 replies; 3+ messages in thread From: Andy Wingo @ 2016-06-22 11:34 UTC (permalink / raw) To: bug#19019 merge 19019 22406 thanks ^ permalink raw reply [flat|nested] 3+ messages in thread
* bug#19019: guile assumes long is the same size as pointers 2014-11-11 16:26 ` bug#19019: Guile improperly assumes 'long' is the same size as pointers Mark H Weaver 2016-06-22 11:34 ` bug#19019: Status: " Andy Wingo @ 2020-11-25 19:09 ` Mike Gran via Bug reports for GUILE, GNU's Ubiquitous Extension Language 1 sibling, 0 replies; 3+ messages in thread From: Mike Gran via Bug reports for GUILE, GNU's Ubiquitous Extension Language @ 2020-11-25 19:09 UTC (permalink / raw) To: 19019 There appears to be a patch to fix this on guile 2.2 at https://gitlab.com/janneke/guile/-/commit/f0fade08173b97e2b4a68b79b654ad3d30a59286 ^ permalink raw reply [flat|nested] 3+ messages in thread
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2014-11-11 16:26 ` bug#19019: Guile improperly assumes 'long' is the same size as pointers Mark H Weaver
2016-06-22 11:34 ` bug#19019: Status: " Andy Wingo
2020-11-25 19:09 ` bug#19019: guile assumes long " Mike Gran via Bug reports for GUILE, GNU's Ubiquitous Extension Language
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