From 4070e7b83c2d9c4b201402f4ec0faac88039f000 Mon Sep 17 00:00:00 2001 From: dkf Date: Tue, 24 Sep 2002 14:23:58 +0000 Subject: * unix/tcl.m4 (SC_TCL_64BIT_FLAGS): Yet more robust 64-bit value detection to close [Bug 613117] on more systems. --- ChangeLog | 3 +++ unix/tcl.m4 | 13 +++++++++---- 2 files changed, 12 insertions(+), 4 deletions(-) diff --git a/ChangeLog b/ChangeLog index e020dcc..5434244 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,8 @@ 2002-09-24 Donal K. Fellows + * unix/tcl.m4 (SC_TCL_64BIT_FLAGS): Yet more robust 64-bit value + detection to close [Bug 613117] on more systems. + * generic/tclCompile.c (TclPrintSource): More CONSTifying. * generic/tclExecute.c (EvalStatsCmd): Object-ify to reduce warnings. Thanks to 'CoderX2' on the chat for bringing this to my diff --git a/unix/tcl.m4 b/unix/tcl.m4 index c476bb3..63748e1 100644 --- a/unix/tcl.m4 +++ b/unix/tcl.m4 @@ -2383,11 +2383,16 @@ AC_DEFUN(SC_TCL_EARLY_FLAGS,[ AC_DEFUN(SC_TCL_64BIT_FLAGS, [ AC_MSG_CHECKING([for 64-bit integer type]) AC_CACHE_VAL(tcl_cv_type_64bit,[ + tcl_cv_type_64bit=none + # See if the compiler knows natively about __int64 AC_TRY_COMPILE(,[__int64 value = (__int64) 0;], - tcl_cv_type_64bit=__int64,tcl_cv_type_64bit=none - AC_TRY_RUN([#include - int main() {exit(!(sizeof(long long) > sizeof(long)));} - ], tcl_cv_type_64bit="long long"))]) + tcl_type_64bit=__int64, tcl_type_64bit="long long") + # See if we should use long anyway Note that we substitute in the + # type that is our current guess for a 64-bit type inside this check + # program, so it should be modified only carefully... + AC_TRY_RUN([#include + int main() {exit(!(sizeof(]${tcl_type_64bit}[) > sizeof(long)));} + ], tcl_cv_type_64bit=${tcl_type_64bit},:,:)]) if test "${tcl_cv_type_64bit}" = none ; then AC_DEFINE(TCL_WIDE_INT_IS_LONG) AC_MSG_RESULT(using long) -- cgit v0.12