Re: Fwd: Building gcc-4.9 on OpenBSD

2014-09-19 Thread Ian Grant
Thanks Andrew! You get first prize for most informative intelligent answer so far! Careful, you might get second prize too :-) The problem is that we need to find a way to tell people _what_ is in that "dwarf" code. Open BSD's gcc ignores it, prints a warning, and goes about its business. That's

Re: Fwd: Building gcc-4.9 on OpenBSD

2014-09-19 Thread Andrew Pinski
On Fri, Sep 19, 2014 at 4:52 PM, Ian Grant wrote: > None of this is useful to me. I'm trying to make a case for why people > should have confidence in GNU software. You are NOT helping me in > that, I assure you, Again, try stripping out debugging information and look at the numbers again. Or be

Re: Fwd: Building gcc-4.9 on OpenBSD

2014-09-19 Thread Ian Grant
None of this is useful to me. I'm trying to make a case for why people should have confidence in GNU software. You are NOT helping me in that, I assure you, We need to publish some simple steps that people can take to reassure themselves that the 64MB binaries that GCC 4.9 produces on Linux system

Re: Fwd: Building gcc-4.9 on OpenBSD

2014-09-19 Thread Jonathan Wakely
On 20 September 2014 00:01, Jonathan Wakely wrote: > On 19 September 2014 16:21, Ian Grant wrote: >> Thanks. But I asked what the non-vanilla sources were. I know what >> the vanilla sources are, because I'm using them! > > The non-vanilla sources are everything else. That should be pretty obvious

Re: Fwd: Building gcc-4.9 on OpenBSD

2014-09-19 Thread Jonathan Wakely
On 19 September 2014 16:21, Ian Grant wrote: > Thanks. But I asked what the non-vanilla sources were. I know what > the vanilla sources are, because I'm using them! The non-vanilla sources are everything else. That should be pretty obvious. Are you just intentionally trying to waste everyone's t

Re: [RFC] Add asm constraint modifier to mark strict memory accesses

2014-09-19 Thread Dmitry Vyukov
On Thu, Sep 18, 2014 at 10:42 PM, Yury Gribov wrote: > On 09/18/2014 09:33 PM, Dmitry Vyukov wrote: >> >> What is the number of cases it will fix for kasan? > > > Re-added kernel people again. > > AFAIR silly instrumentation that assumed all memory accesses in inline asm > are must-accesses (inste

Re: gcc 4.7.4 lto build failure

2014-09-19 Thread Rogelio Serrano
On Fri, Sep 19, 2014 at 2:03 PM, Markus Trippelsdorf wrote: >> >> When using profiledbootstrap you should add --disable-werror to the >> configuration flags. > > Hmm, I think this is actually a linker bug. Could you try gold? See: > https://sourceware.org/bugzilla/show_bug.cgi?id=16746 > > -- > M

Global Value Numbering on SSA representation based on Redundancy Class

2014-09-19 Thread Ajit Kumar Agarwal
Hello All: Please find the different Global Value numbering techniques on SSA representation and proposing in GCC Global Value Numbering on SSA representation based on Redundancy Class. Can this be proposed. SSA representation with control graph can be formulated with Global Value Numbering A

Dijkstra's Methodology for Secure Systems Development

2014-09-19 Thread Ian Grant
I hope this will provoke some new ideas about how to develop secure systems software. Thesis: The Software Development Process Itself is THE Major Security Vulnerability in Current Computing and Communications Practices This is because feasibility of the process depends entirely on re-use of conc

Re: Fwd: Building gcc-4.9 on OpenBSD

2014-09-19 Thread Ian Grant
On Thu, Sep 18, 2014 at 10:35 PM, Thomas Preud'homme wrote: >> From: gcc-ow...@gcc.gnu.org [mailto:gcc-ow...@gcc.gnu.org] On Behalf Of >> Ian Grant >> >> And can anyone tell me what are the 'non-vanilla' sources? > > "Vanilla source" refers to unmodified source (as distributed on gcc.gnu.org > for

Re: gcc 4.7.4 lto build failure

2014-09-19 Thread Markus Trippelsdorf
On 2014.09.19 at 14:55 +0200, Markus Trippelsdorf wrote: > On 2014.09.19 at 13:15 +0100, Rogelio Serrano wrote: > > /home/rogelio/gcc-build/./prev-gcc/g++ > > -B/home/rogelio/gcc-build/./prev-gcc/ -B/x86_64-unknown-linux-gnu/bin/ > > -nostdinc++ > > -B/home/rogelio/gcc-build/prev-x86_64-unknown-li

Re: gcc 4.7.4 lto build failure

2014-09-19 Thread Markus Trippelsdorf
On 2014.09.19 at 13:15 +0100, Rogelio Serrano wrote: > /home/rogelio/gcc-build/./prev-gcc/g++ > -B/home/rogelio/gcc-build/./prev-gcc/ -B/x86_64-unknown-linux-gnu/bin/ > -nostdinc++ > -B/home/rogelio/gcc-build/prev-x86_64-unknown-linux-gnu/libstdc++-v3/src/.libs > -B/home/rogelio/gcc-build/prev-x86

gcc 4.7.4 lto build failure

2014-09-19 Thread Rogelio Serrano
/home/rogelio/gcc-build/./prev-gcc/g++ -B/home/rogelio/gcc-build/./prev-gcc/ -B/x86_64-unknown-linux-gnu/bin/ -nostdinc++ -B/home/rogelio/gcc-build/prev-x86_64-unknown-linux-gnu/libstdc++-v3/src/.libs -B/home/rogelio/gcc-build/prev-x86_64-unknown-linux-gnu/libstdc++-v3/libsupc++/.libs -I/home/roge

Re: Implementing OpenACC's Fortran module

2014-09-19 Thread Thomas Schwinge
Hi! On Wed, 20 Aug 2014 00:57:53 +0200, I wrote: > On Wed, 20 Aug 2014 00:05:22 +0200, Tobias Burnus wrote: > > James Norris wrote: > > > I think the files are ready for upstream submitting unless you can > > > think of other things > > > that should done. Yes? No? > > > > What do you mean by u