> "David" == David Taylor writes:
David> It appears that STABS is largely in maintenance mode. Are there any
David> plans to deprecate STABS support? If STABS enhancements were made and
David> posted would they be frowned upon? Or would they be reviewed for
David> possible inclusion in a f
> "Gabriele" == Gabriele SVELTO <[EMAIL PROTECTED]> writes:
Gabriele> Good to know, TYPE_MAIN_VARIANT () is exactly what I was
Gabriele> looking for, unfortunately it's description in tree.def
Gabriele> isn't exactly crystal clear :P Thank you very much
This would be a great opportunity to im
> "Kaveh" == Kaveh R GHAZI <[EMAIL PROTECTED]> writes:
Kaveh> + mpfr_free_cache ();
Why not just add a valgrind suppression for this?
There's little point in freeing things just before exit.
Tom
> "Kaveh" == Kaveh R Ghazi <[EMAIL PROTECTED]> writes:
Kaveh> A valgrind suppression only silences the error for valgrind. What if
Kaveh> someone uses another memory checking tool? Better to fix it for real
Kaveh> IMHO.
Add suppressions for all of them. Any decent memory checker has to
acc
> "Dave" == Dave Korn <[EMAIL PROTECTED]> writes:
Dave> So, no gcc without an MMU and virtual memory platform ever
Dave> again? Shame, it used to run on Amigas.
If you are serious about doing a port like this, then I will recant
and support not only this patch, but all the other ones you wil
> "Joe" == Joe Buck <[EMAIL PROTECTED]> writes:
Joe> When was $arg0 added to gdb? And why would a gcc developer need
Joe> to use an old gdb?
$arg0 is ancient, but $argc is pretty new.
Tom
> "Joe" == Joe Buck <[EMAIL PROTECTED]> writes:
Joe> On the other hand, old-timers are used to the commands being the way
Joe> they are. So I guess that a command that takes a proper argument
Joe> should have a different name.
You can have it both ways, somewhat:
define pt
if $argc == 0
> "Andreas" == Andreas Schwab <[EMAIL PROTECTED]> writes:
>> "Tom Browder" <[EMAIL PROTECTED]> writes:
>> /* the following two lines give a gcc error: lvalue required as left
>> operand of assignment */
>> DECL_SOURCE_FILE (parm_decl) = local_input_filename;
>> DECL_SOURCE_LINE (parm_decl) = l
> "Doug84" == Doug84 <[EMAIL PROTECTED]> writes:
Doug84> What I wish to do is create my own front end outside of GCC
Doug84> and then send the partly-processed code through the back end
Doug84> (i.e. an intermediate to assembly code transformation would be
Doug84> done by GCC - the High langu
> "Basile" == Basile STARYNKEVITCH <[EMAIL PROTECTED]> writes:
Basile> Can I just start my branch with
Basile> svn cp svn+ssh://[EMAIL PROTECTED]/svn/gcc/trunk \
Basile> svn+ssh://[EMAIL PROTECTED]/svn/gcc/melt-branch
Basile> and then do the usual svn stuff (addition, etc...)
Basile> or is t
> "Argiris" == Argiris Kirtzidis <[EMAIL PROTECTED]> writes:
Argiris> I'm interested in turning cc1plus into a shared library with
Argiris> an API on top so that it's possible to:
Argiris> The API should be easy to use not only from C but from other
Argiris> languages that can use C libraries
> "Philipp" == Philipp Marek <[EMAIL PROTECTED]> writes:
Philipp> I'm looking for a nice solution.
I think this note is off-topic for the gcc list. gcc-help may be more
appropriate.
Philipp> - I could try #define C(x) uncompress(buffer##__LINE__) and
Philipp> write some script that looks fo
> "Dasarath" == Dasarath Weeratunge <[EMAIL PROTECTED]> writes:
Dasarath> If I have a CALL_EXPR how can I find out information about the call
Dasarath> site? For example, the filename and line number.
See EXPR_HAS_LOCATION, EXPR_LOCUS, etc.
In general I recommend reading tree.def and skimming
> "Taras" == Taras Glek <[EMAIL PROTECTED]> writes:
Taras> typedef struct Name GTY(()) {
Taras> };
Taras> These would parse fine as attributes if they were more like
Taras> typedef struct GTY(()) Name {
Taras> };
Taras> Would you be willing to accept such a change?
I couldn't approve or reje
> "Ralf" == Ralf Wildenhues <[EMAIL PROTECTED]> writes:
[snip]
Ralf> Wasn't there a proposal to use depcomp in gcc a while ago?
Yes. I'm planning to submit the automatic dependencies patch for real
in a week or two. I'm working through my backlog of 4.4 patches and
that is the last one.
To
> "Mark" == Mark Mitchell <[EMAIL PROTECTED]> writes:
Mark> Do we need functionality like this for Ada or Java?
It is not needed for Java.
Tom
> "Richard" == Richard Guenther <[EMAIL PROTECTED]> writes:
Richard> I am aware of the following merge candidates: the LTO branch, the
Richard> incremental compiler branch, the selective scheduling branch, the
Richard> YARA branch and of course the tuples branch.
FWIW I'm not sure if the incr
> "Manuel" == Manuel López-Ibáñez <[EMAIL PROTECTED]> writes:
Manuel> Here is a patch that give us caret diagnostics in C/C++.
Nice.
Manuel> The third approach would be to store an offset and when
Manuel> generating diagnostics, reopen the file, fseek to the offset
Manuel> and print that lin
Ian> For a middle-end error like
Ian> "assuming signed overflow does not occur when simplifying
Ian> multiplication" a caret pointer might be more misleading than
Ian> otherwise, as one thing we know for sure is that it would not point at
Ian> a multiplication operator.
Chris> An important class o
> "Andi" == Andi Kleen <[EMAIL PROTECTED]> writes:
Andi> [also sometimes I would love to have an option in gcc to just
Andi> display the preprocessed input when something bad happens inside
Andi> a macro. I usually do that from hand using gcc -E, but it would be cool
Andi> if the compiler coul
> "Manuel" == Manuel López-Ibáñez <[EMAIL PROTECTED]> writes:
>> I tend to favor this, provided that the performance is not too awful.
>> But maybe this is painful due to iconv translation?
Manuel> How should a file be properly opened within GCC? I find the
Manuel> code in libcpp/files.c pret
> "Ian" == Ian Lance Taylor <[EMAIL PROTECTED]> writes:
>> Why? Isn't the operator available at that point?
Ian> The location information, if present, is technically available, but it
Ian> would require some surgery to actually get it.
I think the high-level decision to be made here is wheth
> "Janis" == Janis Johnson <[EMAIL PROTECTED]> writes:
Janis> Parallel bootstrap on powerpc64-linux currently fails with:
Janis> In file included
Janis> from /home/janis/gcc_trunk_anonsvn/gcc/gcc/genconditions.c:32:
Janis> ./tm.h:7:22: error: options.h: No such file or directory
Another one o
> "Robert" == Robert Millan <[EMAIL PROTECTED]> writes:
Robert> I know it's a bit late, but I just thought that it'd be really
Robert> nice if GCC had a C# frontend.
FWIW there is an incomplete CIL front end on a branch. See:
http://gcc.gnu.org/projects/cli.html
Based on experience wit
> "Joe" == Joe Buck <[EMAIL PROTECTED]> writes:
Joe> It's best to ignore J.C. Pizarro. He's an attention-seeking troll,
Joe> who has just enough technical knowledge to derail conversation.
I think that if we've reached the point where an SC member feels the
need to post disclaimers about som
> "Dave" == Dave Korn <[EMAIL PROTECTED]> writes:
Dave> "Attention-seeking troll", "bad" and "abusive", all seem a bit
Dave> of a harsh way to describe a hapless victim of mental illness to
Dave> me.
In my message, I purposely described his behavior, not him. I don't
know him, I wouldn't p
> "Daniel" == Daniel Franke <[EMAIL PROTECTED]> writes:
Daniel> Is it acceptable to simply link in the C-frontend object to
Daniel> gfortran (as C is a required language and the .o file will be
Daniel> available)? Do I need to do something else in addition or
Daniel> instead, like renaming or
> "Tim" == Tim Josling <[EMAIL PROTECTED]> writes:
Tim> 1. Sample front-end: Given treelang no longer exists and "is not a good
Tim> example anyway" what would be the best front end to use as a model and
Tim> to plagiarize code?
Tim> What I don't know is how up-to-date the various front ends
> "Rohan" == Rohan <[EMAIL PROTECTED]> writes:
Rohan> Is there any plan to merge GDC with GCC?
Rohan> I know that GDC package available separately, but I think it would be
Rohan> much better to get in at one box. Now for adding support D language
Rohan> needed to rebuild all GCC with GDC.
Yo
You may have seen this warning from the memory consumption tester:
http://gcc.gnu.org/ml/gcc-regression/2008-05/msg00041.html
... related to the recent identifier GC patch.
I looked into this a little. My theory is that this is an artifact of
how the tester collects its data. In particular I s
> "Richard" == Richard Guenther <[EMAIL PROTECTED]> writes:
Richard> For big testcases I actually see a consistend reduction in
Richard> peak overall memory usage (the number if you would look at
Richard> 'top'). For small testcases I can see both ups and downs,
Richard> probably because of c
> "Basile" == Basile STARYNKEVITCH <[EMAIL PROTECTED]> writes:
Basile> 1. Should I avoid committing warm-basilys-0.c frequently to
Basile> lower the Subversion server disk consumption?
I don't know the answer to this one.
Basile> 2. I cannot figure out if tbhe GCC bugzilla can be used for wo
> "Alan" == Alan Mackenzie <[EMAIL PROTECTED]> writes:
Alan> So, the question: is it possible to identify with 100% certainty, PURELY
Alan> SYNTACTICALLY (i.e. without access to the compiler's symbol table),
Alan> when "< ... >" is a pair of template (C++) or generic (Java) brackets?
In Java,
> "Le-Chun" == Le-Chun Wu <[EMAIL PROTECTED]> writes:
Le-Chun> Here is the design doc for the proposed annotations:
Le-Chun> http://docs.google.com/Doc?id=ddqtfwhb_0c49t6zgr
I am curious to know how this compares to the kind of lock checking
implemented in sparse, and in particular whether sp
> "Andrew" == Andrew Haley <[EMAIL PROTECTED]> writes:
Diego> I posted this question to the SC panel at the GCC Summit today. I
Diego> wanted to consider the possibility of making java a non-default language.
Andrew> If this were to happen it would break repeatedly.
Yeah, our experience bac
> "Ian" == Ian Lance Taylor <[EMAIL PROTECTED]> writes:
Ian> Is it possible to only build and test a subset of libjava by default,
Ian> and still get useful coverage of Java? The issue I see is simply that
Ian> building libjava is half of the time required for a bootstrap.
We could look into
Andrew> My suggestion is that we build jc1 but not libgcj by default.
Andrew> HOWEVER, we build libgcj on the autobuilders and make very sure that
Andrew> if anyone breaks the libgcj build they have to fix their breakage,
Andrew> even tho it's not part of the default build. That will prevent most
> "Florian" == Florian Weimer <[EMAIL PROTECTED]> writes:
>> We could look into this. The minimum subset is probably several
>> hundred classes. For instance, Class refers to URL, which will
>> probably pull in most of java.net.
Florian> Can't you fallback to the interpreter for the URL cla
> "Ralf" == Ralf Wildenhues <[EMAIL PROTECTED]> writes:
Ralf> Has anybody ever looked at using threading capabilities of tcl directly?
At least Fedora compiles the system Tcl without threading enabled.
This has been attempted a few times over the years but apparently
always reverted due to bu
> "Richard" == Richard Kenner <[EMAIL PROTECTED]> writes:
>> IME, bugs found during libjava have been also triggered during
>> libstdc++ and/or C. Though several folks at the summit mentioned that
>> they had found bugs triggered only by libjava.
Richard> To me, as I said, this is the key is
> "Ian" == Ian Lance Taylor <[EMAIL PROTECTED]> writes:
Ian> The other major TODO is to work out the details of using STL
Ian> containers with GC allocated objects. This means teaching gengtype
Ian> how to generate code to traverse STL containers, which would then be
Ian> used during GC. Thi
> "Kaveh" == Kaveh R GHAZI <[EMAIL PROTECTED]> writes:
Kaveh> We could also extend -Wc++-compat to warn about more things, using C++
Kaveh> reserved keywords like "class" in C comes to mind.
This isn't super hard, and IMO is worth doing (right now -Wc++-compat
seems almost silly in its limita
> "Chris" == Chris Jefferson <[EMAIL PROTECTED]> writes:
Chris> Could someone point me towards what is necessary to add STL
Chris> containers to the garbage collector?
I think most of the needed changes will be in gengtype. If you aren't
familiar with what this does, read gcc/doc/gty.texi.
>>>>> "Daniel" == Daniel Jacobowitz <[EMAIL PROTECTED]> writes:
>> On Wed, Jun 25, 2008 at 08:35:41AM -0600, Tom Tromey wrote:
>> I think most of the needed changes will be in gengtype. If you aren't
>> familiar with what this does, read gcc/
> "Dan" == Daniel Berlin <[EMAIL PROTECTED]> writes:
Dan> Maybe at some point then we should just stop using gengtype and just
Dan> hand-write the walkers once.
Yeah, we could do that for the containers.
GTY markers serve three purposes though: they explain the meanings of
fields (this part
> "Jay" == Jay <[EMAIL PROTECTED]> writes:
Jay> This is an incomplete bug report.
Jay> unified gcc 4.3.1/binutils 2.18/gmp/mpfr tree:
Jay> -bash-3.00$ gcc -v
Jay> Using built-in specs.
Jay> Target: sparc-sun-solaris2.10
[...]
Jay> /.libs/HTML_401F.o
Jay> gcj: Internal err
> "Tom" == Tom Quarendon <[EMAIL PROTECTED]> writes:
Tom> I imagine that GCJ has do to this ind of thing?
FWIW, libgcj does not include a JIT compiler.
So, no solution there, sorry.
Tom
> "Aldy" == Aldy Hernandez <[EMAIL PROTECTED]> writes:
Aldy> The error here is currently:
Aldy> #'goto_expr' not supported by pp_c_expression#'bug.c: In function 'foo':
Aldy> bug.c:4: error: called object is not a function
Aldy> But, is this slew of work even worth it? I for one think t
>>>>> "Tom" == Tom Tromey <[EMAIL PROTECTED]> writes:
Tom> As far as I know nobody is actively working on any of this, though
Tom> Mañuel and I talk about it sporadically.
Crap, I misspelled his name while trying extra to get it right.
Sorry about that.
Tom
Tom> I suspect that there's some work fixing optimization passes. I have
Tom> not looked but I would not be surprised if some of them pick locations
Tom> poorly when rearranging things.
Aldy> But this has nothing to do with error messages. I mean, not initially.
Yeah, it is somewhat indirect.
> "Joseph" == Joseph S Myers <[EMAIL PROTECTED]> writes:
Joseph> (b) to print GCS-compliant ranges in text that IDEs can parse
Joseph> to highlight the relevant text in their editors
Joseph> Caret diagnostics are only one of the styles in which the
Joseph> accurate location information can be
> "Ralf" == Ralf Wildenhues <[EMAIL PROTECTED]> writes:
Ralf> If the GCS-style is not powerful enough to meet GCC's needs, then please
Ralf> let's not only improve GCC, but the GCS document also, so that other
Ralf> programs improve compatibly.
Yeah, good idea.
FWIW -- the gcc-output-parsing
> "Manuel" == Manuel López-Ibáñez <[EMAIL PROTECTED]> writes:
Manuel> If I ever get the time, I would like to abstract our line-map
Manuel> implementation within a "location_manager" object and API but
Manuel> I don't think this conflicts directly with your work.
I am curious to know how this
> "Laurent" == Lemaitre Laurent-R29173 <[EMAIL PROTECTED]> writes:
Laurent> Is-there a good (wiki) place where I can get some info on how
Laurent> to fix my issue with USE_MAPPED_LOCATION?
USE_MAPPED_LOCATION was removed. Only mapped locations remain.
So, you can fix your issue by removing t
> "Ben" == Ben Elliston <[EMAIL PROTECTED]> writes:
Ben> Using this script and some minor gcc/Makefile.in hacks, I ran the entire
Ben> testsuite in 30% of the current time for a parallel-languages make
Ben> check.
Awesome.
Ben> So, I guess my question is: what now? What do people feel would
> "Ben" == Ben Elliston <[EMAIL PROTECTED]> writes:
Ben> Do you think that the current order of .exps should be preserved
Ben> in the resultant .sum and .logs?
I personally don't have a use for this.
I just think that the order ought to be stable across checks of the
same build.
Tom
> "Antoine" == Antoine Eiche <[EMAIL PROTECTED]> writes:
Without more information I don't know how to answer your question.
But I do have a question for you...
Antoine> I must calculate the address of an element's array.
Antoine> If the size of an element is one integer it's good.
Antoine> I
> "Ian" == Ian Lance Taylor <[EMAIL PROTECTED]> writes:
Ian> This is a bug in C++ code in libjava.
Thanks. We enabled -fwrapv for the interpreter but, I think, thought
that perhaps the other C++ code was safe.
Would the new warning have caught this?
Ian> This patch appears to fix the proble
> "Richard" == Richard Kenner <[EMAIL PROTECTED]> writes:
Richard> The simplest example of that is an uninitialized variable.
Richard> I think the best approach is to use flags set by the front
Richard> end to indicate which of these is to be the case. For C, I
Richard> believe (1) is always
> "Uros" == Uros Bizjak <[EMAIL PROTECTED]> writes:
Uros> IMO the situation here is the same as with current soft-fp
Uros> situation. The library should be considered as imported from upstream,
Uros> and the decisions w.r.t formatting are inherited from the
Uros> upstream.
In this case the li
I've started work on a project to turn GCC into an incremental
compiler. This project is still in an investigative stage but I
thought I would post some of my plans and ideas before making a
branch.
The primary goal of this project is improving the developer user
experience by decreasing turnarou
I have updated ecj.jar and ecj-source.tar.bz2 on sourceware.org.
This is the "reference ecj" that is used to build the .class files in
libjava.
If you have a build where compiling from .java to .class is enabled,
you must update your ecj.jar. You can do this by running
contrib/download_ecj.
I wi
> "Ollie" == Ollie Wild <[EMAIL PROTECTED]> writes:
Ollie> 1. Is pointer to member migration worthwhile? Can other languages
Ollie> besides C++ benefit from this?
Not Java. You might ask Andrea about CLR though.
Ollie> 4. Is a migration of virtual functions and virtual function tables
Ol
> "Michael" == Michael Matz <[EMAIL PROTECTED]> writes:
Michael> Yes, devirtualization. But I wonder if you really need class
Michael> hierarchies for this (actually I'm fairly sure you don't).
I'm generally in favor of what you talked about in this note and
others, and also Danny's overall
> "Dan" == Daniel Berlin <[EMAIL PROTECTED]> writes:
Dan> Just to be clear, we *already* have the class hierarchies in the
Dan> middle end.
Dan> They have been there for a few years now :)
Good point, thanks.
I don't think that is enough though, because I don't think the BINFO
slots mean th
> "Dave" == Dave Korn <[EMAIL PROTECTED]> writes:
>> On 13 August 2007 22:16, David Orchard wrote:
>> Some base classes (specifically thread base classes) would benefit from
>> being able to execute a function after the object is constructed and before
>> it is destructed. For a thread class t
In cgraphunit.c there is a mention of "varpool_finalize_variable",
which doesn't exist. I think this should be "varpool_finalize_decl"
-- no problem, this one I can fix.
However, there is also a mention of the non-existing
varpool_finalize_function. Should this also be varpool_finalize_decl?
To
> "Mark" == Mark Mitchell <[EMAIL PROTECTED]> writes:
Mark> If the compiler treats:
Mark> int *p = new int;
Mark> any differently from:
Mark> int &r = *new int;
Mark> then we're missing an optimization opportunity.
AFAIK we don't have a way to mark a function as "cannot return NULL".
This
> "Ollie" == Ollie Wild <[EMAIL PROTECTED]> writes:
Ollie> Also, I recently added a new -fdirectives-only option which improves
Ollie> distcc and ccache performance. Does that merit a release note update
Ollie> as well?
IMO, yes.
Tom
> "Ollie" == Ollie Wild <[EMAIL PROTECTED]> writes:
Ollie> One quick question. When I updated the gcc info page, Mark
Ollie> Mitchell felt strongly that it shouldn't mention distcc or
Ollie> ccache directly. However, I think it's a good idea to give
Ollie> users some idea what the option is
> "Gary" == Gary Jackson <[EMAIL PROTECTED]> writes:
Gary> I am developing a software analysis tool and wanted to , if I
Gary> can, make it accept information exported from gcc compilations
Gary> of C++ code, for example.
If it is free software, how about putting it directly into g++?
If it
> "Konrad" == k e <[EMAIL PROTECTED]> writes:
Konrad> Hi, When stepping through gcc with gdb: is there a way
Konrad> to be able to make gdb automatically cast a "union tree" to the
Konrad> correct struct depending on the union tree's type?
Not that I know of.
Konrad> A "p "
Konrad> will
> "timtuun" == timtuun <[EMAIL PROTECTED]> writes:
timtuun> I was wondering if there is a particular reason why object
timtuun> name in dependency output doesn't include the directory where
timtuun> the output is written?
Just conservatism -- the options have worked this way for a long time.
> "Johan" == Johan Bohlin <[EMAIL PROTECTED]> writes:
Johan> Hi I have a question regarding gcc or g++
Johan> -fdump-tree-all-raw-details (.tu file). I want to dump the
Johan> entire C (not C++) AST tree the only way to do this, without
Johan> losing any information, is if I use g++ and
Johan>
> "Joe" == Joe Buck <[EMAIL PROTECTED]> writes:
Joe> On Wed, Nov 07, 2007 at 09:20:21AM +0100, Emmanuel Fleury wrote:
>> Is there any progress in the gcc-plugin project ?
Joe> Non-technical holdups. RMS is worried that this will make it too easy
Joe> to integrate proprietary code directly wi
> ">" == Dep, Khushil (GE Money) <[EMAIL PROTECTED]> writes:
>> I believe efforts to clarify and expand documentation is much more
>> likely to entice new researchers and developers rather than a
>> plugin system which no doubt would be poorly documented!
This idea comes up a lot.
I'm sympat
> "Bernd" == Bernd Schmidt <[EMAIL PROTECTED]> writes:
Bernd> I must admit I don't understand the upside. I've always thought of
Bernd> plugins as something proprietary programs need because their source
Bernd> isn't open.
Everybody explained about the existing free software that has plugins
> "Alexandre" == Alexandre Oliva <[EMAIL PROTECTED]> writes:
Alexandre> And then, once the underlying problem is addressed and we
Alexandre> have an API that is usable by regular users, maybe we will
Alexandre> find out that we don't need plugins, after all.
Plugins are about deployment, not
> "Taras" == Taras Glek <[EMAIL PROTECTED]> writes:
Tom> LD_PRELOAD would work just as well as having gcc directly support
Tom> plugins, provided that certain internal things are never made
Tom> file-local. Someone could write a helper library to make it
Tom> relatively simple to hook in. Bu
> "Karthik" == Karthik Kumar <[EMAIL PROTECTED]> writes:
Karthik> All directories which have configure scripts also have their
Karthik> autoconf files (configure.ac) in the tree. And many
Karthik> directories which have Makefile.in have Makefile.am as well.
Yes. The rule is, or ought to be,
> "Basile" == Basile STARYNKEVITCH <[EMAIL PROTECTED]> writes:
Basile> Plugins into GCC are expected to add optimisation passes (see file
Basile> gcc/passes.c function init_optimization_passes and I don't understand
Basile> what exactly LD_PRELOAD trick (unless you also redefine this very
Basi
> "Diego" == Diego Novillo <[EMAIL PROTECTED]> writes:
Diego> I'm not sure people will want to drop ChangeLogs anytime soon. I
Diego> don't find them all that useful, but I *have* used them extensively
Diego> when doing archeology. It gives you the initial thread to pull when
Diego> finding
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