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Date: | Tue, 31 Jul 2012 19:34:27 -0500 |
Message-ID: | <CAA-ihx_XQNDBArTgtztjXm6am8sXatPdKU-T_RWAeMobjxADtg@mail.gmail.com> |
Subject: | Re: gcc-4.8 snapshots and DJGPP |
From: | Rugxulo <rugxulo AT gmail DOT com> |
To: | djgpp-workers AT delorie DOT com |
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Sending again .... ---------- Forwarded message ---------- From: Rugxulo <rugxulo_AT_gmail.com> Date: Tue, Jul 31, 2012 at 7:32 PM Subject: Re: gcc-4.8 snapshots and DJGPP To: djgpp-workers AT delorie DOT com Hi, On Tue, Jul 31, 2012 at 5:39 PM, Juan Manuel Guerrero <juan.guerrero_AT_gmx.de> wrote: > > OFYI, I have successfully compiled gcc480_20120722 using djdev203 and djdev204. > Building the djdev203 takes 4:30 hours, the djdev204 build takes 6:00 hours. [EDIT] Dang ["Frankly my dear ..."], that's a long time! Major coffee break. ;-) > Neitherless something seems to be brocken. I cannot produce programs that > can be debuged. If I compile a hello-world program which main function is > not void I always get the error output below: > > Breakpoint 1, main ( > argc=<error reading variable: can't compute CFA for this frame>, > argv=<error reading variable: can't compute CFA for this frame>) at 1.c:5 > 5 for (i = 0; i < 10; i++) > (gdb) Where does DJGPP do argc handling, in crt0.o module? > I compiled with -g[0-3] -O0. The only reference I found related to this error > message was this: > RFC: DW_OP_call_frame_cfa, again by Tom Tromey > <http://old.nabble.com/RFC%3A-DW_OP_call_frame_cfa%2C-again-td24925508.html#a25259165> > > but I do not understand this stuff. Sounds like a Dwarf issue. The default for GCC is probably Dwarf-2 with GCC extensions, so perhaps using something else (strict Dwarf? Stabs?) might work. Try that and see.
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