Re: Problem with stores and loads from unions and proposed fix

2010-02-08 Thread Martin Chaney
Richard Guenther wrote: On Sat, Feb 6, 2010 at 3:44 AM, Martin Chaney wrote: This problem showed up in a PDP10 C version of GCC I'm responsible for and took a good while to track down. The fix is in generic gcc code so even though my PDP10 compiler is not an official gcc version and I haven

AC_CHECK_DECLS(basename) (Was: Re: Ping: patches required for --enable-build-with-cxx)

2010-02-08 Thread Joern Rennecke
[I've added the gcc mailing list to CC because this is going back to a discussion what to do, but left gcc-patches for this post so that it is apparent where this thread went. Follow-ups please remove gcc-patches from CC] Quoting Paolo Bonzini : On 02/08/2010 09:58 AM, Joern Rennecke wrote:

Re: Failure to combine SHIFT with ZERO_EXTEND

2010-02-08 Thread Jeff Law
On 02/04/10 08:39, Rahul Kharche wrote: Hi All, On our private port of GCC 4.4.1 we fail to combine successive SHIFT operations like in the following case #include #include void f1 () { unsigned short t1; unsigned short t2; t1 = rand(); t2 = rand(); t1<<= 1; t2<<= 1; t1<<=

ping - plugin directory

2010-02-08 Thread Basile STARYNKEVITCH
Hello All I am pinging again the patch http://gcc.gnu.org/ml/gcc-patches/2010-01/msg00476.html (which is itself a ping^3) I am sorry to insist so much. This patch is mostly for the confort of users. It enables invoking plugins by giving a short name like -fplugin=treehydra instead of a fu

Possible bug in GCC front end

2010-02-08 Thread Nikola Ikonic
Hello all, I have noticed something that is creating problems in my modified GCC, and I see it as a bug, maybe I don't do something right. If you take a look at cpp_interpret_string() function in charset.c you will see the following part: for (;;) { base = p; while (p