Re: Inconsistent use of __GTHREAD_HAS_COND

2007-10-10 Thread fafa
Jason Merrill wrote: fafa wrote: I tried to build gcc from the latest snapshot (gcc-4.3-20071005), but I undefined the symbol "__GTHREAD_HAS_COND" which is desribed in libstdc++-v3\ChangeLog as follows: ... [!__GTHREAD_HAS_COND] Fall back to the old code, which deadlocks.

Inconsistent use of __GTHREAD_HAS_COND

2007-10-07 Thread fafa
Hi. I tried to build gcc from the latest snapshot (gcc-4.3-20071005), but I undefined the symbol "__GTHREAD_HAS_COND" which is desribed in libstdc++-v3\ChangeLog as follows: ... [!__GTHREAD_HAS_COND] Fall back to the old code, which deadlocks. ... But libstdc++-v3\libsupc++\guard.cc uses t

missing "std::move"

2007-07-10 Thread fafa
Hi all, I tried to compile some rvalue reference examples by (from H.Hinnant at http://home.twcny.rr.com/hinnant/cpp_extensions/rvalue_ref_rationale.html) with one of the latest GCC 4.3 snapshots, but I'm getting error: 'move' is not a member of 'std' What can I do to get this working ?

Re: GCC 4.1.2 generates different pentium instructions

2007-03-22 Thread fafa
Am 21.03.2007, 23:38 Uhr, schrieb Ian Lance Taylor <[EMAIL PROTECTED]>: "H. J. Lu" <[EMAIL PROTECTED]> writes: On Wed, Mar 21, 2007 at 09:19:44PM +0100, fafa wrote: > Hi all, > > I noticed that G++ 4.1.2 (on a Pentium 4) generates different instructions >

GCC 4.1.2 generates different pentium instructions

2007-03-21 Thread fafa
Hi all, I noticed that G++ 4.1.2 (on a Pentium 4) generates different instructions for lea0x0(%esi),%esi or lea0x0(%edi),%edi with the same meaning but different encoding depending on the switch "-momit-leaf-frame-pointer". If I compile and "objdump" a short function with "-O2" I