Confusing description of GCC option `-freorder-blocks'

2014-12-01 Thread Pengfei Yuan
Hi, In https://gcc.gnu.org/onlinedocs/gcc/Optimize-Options.html , the description of option `-freorder-blocks' says `in order to reduce number of taken branches and improve code locality'. It is confusing. When will the `and' condition happen? That is, taken branches reduced AND code locality impr

fn spec attribute on builtin function in fortran

2014-12-01 Thread Tom de Vries
Hi, I've been adding an fn spec function attribute to some openacc builtin functions: ... diff --git a/gcc/builtin-attrs.def b/gcc/builtin-attrs.def index 9c05a94..4e34192 100644 --- a/gcc/builtin-attrs.def +++ b/gcc/builtin-attrs.def @@ -64,6 +64,7 @@ DEF_ATTR_FOR_INT (6) DEF_ATTR_TREE_LIST

Re: fn spec attribute on builtin function in fortran

2014-12-01 Thread Jakub Jelinek
On Mon, Dec 01, 2014 at 09:35:25AM +0100, Tom de Vries wrote: > I've been adding an fn spec function attribute to some openacc builtin > functions: > ... > diff --git a/gcc/builtin-attrs.def b/gcc/builtin-attrs.def > index 9c05a94..4e34192 100644 > --- a/gcc/builtin-attrs.def > +++ b/gcc/builtin-a

Re: libcpp how-to question: Tokenizing and spaces & tabs – or special Fortran needs

2014-12-01 Thread Dodji Seketeli
[I have changed Tom Tromey's email address to his current one] Hello Tobias, Just for the record -- as I am trimming the original post for legibility -- the initial message I am replying to can be read at https://gcc.gnu.org/ml/gcc/2014-11/msg00357.html. Tobias Burnus writes: [...] > Do you h

Re: Confusing description of GCC option `-freorder-blocks'

2014-12-01 Thread Kyrill Tkachov
On 01/12/14 08:20, Pengfei Yuan wrote: Hi, Hi, In https://gcc.gnu.org/onlinedocs/gcc/Optimize-Options.html , the description of option `-freorder-blocks' says `in order to reduce number of taken branches and improve code locality'. It is confusing. When will the `and' condition happen? That

Re: Confusing description of GCC option `-freorder-blocks'

2014-12-01 Thread Pengfei Yuan
2014-12-01 17:50 GMT+08:00 Kyrill Tkachov : >> In https://gcc.gnu.org/onlinedocs/gcc/Optimize-Options.html , the >> description of option `-freorder-blocks' says `in order to reduce >> number of taken branches and improve code locality'. It is confusing. >> When will the `and' condition happen? Tha

Re: libcpp how-to question: Tokenizing and spaces & tabs - or special Fortran needs

2014-12-01 Thread N.M. Maclaren
On Dec 1 2014, Dodji Seketeli wrote: Just for the record -- as I am trimming the original post for legibility -- the initial message I am replying to can be read at https://gcc.gnu.org/ml/gcc/2014-11/msg00357.html. Tobias Burnus writes: Do you have a suggestion how to best implement this whi

Re: David Malcolm as JIT subsystem maintainer

2014-12-01 Thread David Malcolm
On Wed, 2014-11-26 at 10:17 -0700, Jeff Law wrote: > I'm pleased to announce that David Malcolm been appointed as maintainer > for the GCC JIT subsystem. > > David, please add yourself as the maintainer for that code in the > MAINTAINERS file. I believe you have some patches to review and appro

Re: fn spec attribute on builtin function in fortran

2014-12-01 Thread Tom de Vries
On 01-12-14 09:43, Jakub Jelinek wrote: On Mon, Dec 01, 2014 at 09:35:25AM +0100, Tom de Vries wrote: I've been adding an fn spec function attribute to some openacc builtin functions: ... diff --git a/gcc/builtin-attrs.def b/gcc/builtin-attrs.def index 9c05a94..4e34192 100644 --- a/gcc/builtin-

libgcc changes between 4.8.x and 4.9.x

2014-12-01 Thread Cyd Haselton
Hello, Question: Were any changes to the compile/link process...specifically ones related to dlopen...for libgcc between versions 4.8.x and 4.9.x? Background: I was successfully able to bootstrap 4.8.0 from 4.7.0 on an Android tablet. When I attempt to do the same...or when I attempt to upgrade w