buserror on osx.4

[Franklin Kingma]

>
> I could not reproduce the bug. I have tried on two Mac's and POWER5  
> Linux.
> What Mac and CPU do you use ? Has the CPU 64-bit mode ?

Hi Igor,

My mac is a 12" powerbook G4 1,33Ghz, with 1,25GB mem, so no 64 bit  
mode..

> Could you do following:
>
> gdb nginx
> b ngx_time_update
> run
>
> at stop:
>
> b *0x0000a6fc
>
> 0x0000a6fc should be address of "cmpwi   cr7,r8,0" code, see
> disassembled code above
> then:
>
> c
>
> at stop:
>
> info reg

(gdb) b ngx_time_update
Breakpoint 1 at 0xa6c8: file src/core/ngx_times.c, line 69.
(gdb) run
Starting program: /usr/local/nginx/sbin/nginx
Reading symbols for shared libraries . done

Breakpoint 1, ngx_time_update (sec=0, msec=0) at src/core/ngx_times.c:69
69          if (!ngx_trylock(&ngx_time_lock)) {
(gdb) b *0x0000a6fc
Breakpoint 2 at 0xa6fc: file src/core/ngx_times.c, line 69.
(gdb) c
Continuing.

Breakpoint 2, ngx_time_update (sec=0, msec=0) at src/core/ngx_times.c:69
69          if (!ngx_trylock(&ngx_time_lock)) {
(gdb) info reg
r0             0xa698   42648
r1             0xbffff690       3221223056
r2             0x1      1
r3             0x0      0
r4             0x0      0
r5             0x500130 5243184
r6             0xa00021d0       2684363216
r7             0x1800b4c        25168716
r8             0x0      0
r9             0x0      0
r10            0x0      0
r11            0x5b340  373568
r12            0x9002161c       2416055836
r13            0x0      0
r14            0x0      0
r15            0x0      0
r16            0x0      0
r17            0x0      0
r18            0x0      0
r19            0x0      0
r20            0x0      0
r21            0x0      0
r22            0x0      0
r23            0x0      0
r24            0x0      0
r25            0x1      1
r26            0xbffff9f8       3221223928
r27            0x1      1
r28            0xbffff990       3221223824
r29            0x4c50c  312588
r30            0x0      0
r31            0xa6c0   42688
pc             0xa6fc   42748
ps             0x2d030  184368
cr             0x2000042        33554498
lr             0xa6c0   42688
ctr            0x9002161c       2416055836
xer            0x4      4
mq             0x0      0
fpscr          0x0      0
vscr           0x10000  65536
vrsave         0x0      0