From: Janne Blomqvist Date: Sat, 14 May 2011 10:20:56 +0000 (+0300) Subject: PR 48915 Update mixed-language programming documentation X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=7daa7b1da33d5495bc990e728295a754528c4f9e;p=gcc.git PR 48915 Update mixed-language programming documentation From-SVN: r173753 --- diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog index 8e2ec731c81..e8daa475815 100644 --- a/gcc/fortran/ChangeLog +++ b/gcc/fortran/ChangeLog @@ -1,3 +1,10 @@ +2011-05-14 Janne Blomqvist + + PR libfortran/48915 + * gfortran.texi: Update mixed-language programming section + reflecting the removal of the fdump-core option, and that + -fbacktrace is now enabled by default. + 2011-05-14 Thomas Koenig PR fortran/22572 diff --git a/gcc/fortran/gfortran.texi b/gcc/fortran/gfortran.texi index 518c998793e..4894c239dfe 100644 --- a/gcc/fortran/gfortran.texi +++ b/gcc/fortran/gfortran.texi @@ -2527,7 +2527,7 @@ gfortran calls @code{_gfortran_set_args} and @code{_gfortran_set_options}. The initialization of the former is needed if the called procedures access the command line (and for backtracing); the latter sets some flags based on the -standard chosen or to enable backtracing. In typical programs, +standard chosen or to disable backtracing. In typical programs, it is not necessary to call any initialization function. If your @code{PROGRAM} is compiled with GNU Fortran, you shall @@ -2578,7 +2578,7 @@ int main (int argc, char *argv[]) @table @asis @item @emph{Description}: @code{_gfortran_set_options} sets several flags related to the Fortran -standard to be used, whether backtracing or core dumps should be enabled +standard to be used, whether backtracing should be enabled and whether range checks should be performed. The syntax allows for upward compatibility since the number of passed flags is specified; for non-passed flags, the default value is used. See also @@ -2609,10 +2609,9 @@ Possible values are (bitwise or-ed) @code{GFC_STD_F77} (1), standard error. Default: @code{GFC_STD_F95_DEL | GFC_STD_LEGACY}. @item @var{option}[2] @tab If non zero, enable pedantic checking. Default: off. -@item @var{option}[3] @tab If non zero, enable core dumps on run-time -errors. Default: off. +@item @var{option}[3] @tab Unused. @item @var{option}[4] @tab If non zero, enable backtracing on run-time -errors. Default: off. +errors. Default: enabled. Note: Installs a signal handler and requires command-line initialization using @code{_gfortran_set_args}. @item @var{option}[5] @tab If non zero, supports signed zeros. @@ -2627,8 +2626,8 @@ Default: enabled. See -frange-check (@pxref{Code Gen Options}). @item @emph{Example}: @smallexample - /* Use gfortran 4.5 default options. */ - static int options[] = @{68, 255, 0, 0, 0, 1, 0, 1@}; + /* Use gfortran 4.7 default options. */ + static int options[] = @{68, 255, 0, 0, 1, 1, 0, 1@}; _gfortran_set_options (8, &options); @end smallexample @end table