Re: [avr-gcc-list] Undefined reference to `__udivmodqi4'

[Yuri Vignoli]

Ben Mann wrote:

> Remove -nostdlib from your make command.
>
> Ben Mann
>
>
>
> -----Original Message-----
> From: address@hidden [mailto:address@hidden
> On Behalf Of Yuri Vignoli
> Sent: Monday, 7 February 2005 8:20 PM
> To: address@hidden
> Subject: [avr-gcc-list] Undefined reference to `__udivmodqi4'
>
>
> Hi,
>
> I have some problems with   with division and module operation ,
> When i try to make the follow error appears:
>
> >"C:\WinAVR\utils\bin\make.exe" all
> avr-gcc -Os -g3 -Wall -ffreestanding -mmcu=atmega8 -nostdlib 
> -Wa,-adhlns=RTC.lst -c -o RTC.o RTC.c
> avr-gcc -Wl,-Map=prova.map -nostdlib -Wl,--script=rom.ld -lgcc -o 
> prova.out com.o rele.o main.o ios_kern.o led.o serialflash.o RTC.o 
> vectors.o dcpy.o
> RTC.o(.text+0x12a): In function `RTC_Write':
> C:\Lavori\Gesca/RTC.c:134: undefined reference to `__udivmodqi4'
> RTC.o(.text+0x138):C:\Lavori\Gesca/RTC.c:135: undefined reference to 
> `__udivmodqi4'
> RTC.o(.text+0x148):C:\Lavori\Gesca/RTC.c:136: undefined reference to 
> `__udivmodqi4'
> RTC.o(.text+0x156):C:\Lavori\Gesca/RTC.c:137: undefined reference to 
> `__udivmodqi4'
> RTC.o(.text+0x168):C:\Lavori\Gesca/RTC.c:138: undefined reference to 
> `__udivmodqi4'
> RTC.o(.text+0x174):C:\Lavori\Gesca/RTC.c:139: more undefined references 
> to `__udivmodqi4' follow
> C:\WinAVR\utils\bin\make.exe: *** [prova.out] Error 1
>
> > Process Exit Code: 2
>
> The errors is in this funtion :
>
> void RTC_Write(Time_t *t)
> {
>  RTC_t s;
>  int i;
>  u8_t *p = (u8_t*)&s;
>
>  s.sech   = t->secondi/10;
>  s.secl   = t->secondi%10;
>  s.minh   = t->minuti/10;
>  s.minl   = t->minuti%10;
>  s.oreh   = t->ore/10;
>  s.orel   = t->ore%10;
>  s.day    = t->giorno+1;
>  s.datah  = t->data/10;
>  s.datal  = t->data%10;
>  s.meseh  = t->mese/10;
>  s.mesel  = t->mese%10;
>  s.annoh  = t->anno/10;
>  s.annol  = t->anno%10;
> .............
> ................
>
> The Time_t definition is the follow:
>
> typedef struct
> {
>  u8_t secondi;
>  u8_t minuti;
>  u8_t ore;
>  u8_t giorno;
>  u8_t data;
>  u8_t mese;
>  u8_t anno;
> } Time_t;
>
> In my make file i have included:
>
> LDFLAGS = -Wl,-Map=$(@:.out=.map) -nostdlib -Wl,--script=rom.ld -lgcc
>
> I don't understand why it fails, can someone  help me ?
>
> Thanks
>
> Yuri Vignoli.
>
>
> _______________________________________________
> avr-gcc-list mailing list
> address@hidden http://www.avr1.org/mailman/listinfo/avr-gcc-list
>
>
>
>
>
>
>  
I try to remove it and I abtain the following errors :

"C:\WinAVR\utils\bin\make.exe" all
avr-gcc -Wl,-Map=prova.map -Wl,--script=rom.ld  -o prova.out com.o 
rele.o main.o ios_kern.o led.o serialflash.o RTC.o vectors.o dcpy.o
C:\WinAVR\bin\..\lib\gcc\avr\3.4.1\..\..\..\..\avr\bin\ld.exe: section 
.vectors [000002ff -> 00000318] overlaps section .text [00000026 -> 
00000f23]
C:\WinAVR\bin\..\lib\gcc\avr\3.4.1\..\..\..\..\avr\bin\ld.exe: section 
.init2 [00000319 -> 00000324] overlaps section .text [00000026 -> 00000f23]
C:\WinAVR\bin\..\lib\gcc\avr\3.4.1\..\..\..\..\avr\bin\ld.exe: section 
.init9 [00000325 -> 00000326] overlaps section .text [00000026 -> 00000f23]
C:/WinAVR/bin/../lib/gcc/avr/3.4.1/../../../../avr/lib/crts8515.o(.text+0x0): 
In function `__vector_12':
: internal error: out of range error
C:/WinAVR/bin/../lib/gcc/avr/3.4.1/../../../../avr/lib/crts8515.o(.vectors+0x2): 
In function `__vector_default':
: internal error: out of range error
C:/WinAVR/bin/../lib/gcc/avr/3.4.1/../../../../avr/lib/crts8515.o(.vectors+0x4): 
In function `__vector_default':
: internal error: out of range error
C:/WinAVR/bin/../lib/gcc/avr/3.4.1/../../../../avr/lib/crts8515.o(.vectors+0x6): 
In function `__vector_default':
: internal error: out of range error
C:/WinAVR/bin/../lib/gcc/avr/3.4.1/../../../../avr/lib/crts8515.o(.vectors+0x8): 
In function `__vector_default':
: internal error: out of range error
C:/WinAVR/bin/../lib/gcc/avr/3.4.1/../../../../avr/lib/crts8515.o(.vectors+0xa): 
In function `__vector_default':
: internal error: out of range error
C:/WinAVR/bin/../lib/gcc/avr/3.4.1/../../../../avr/lib/crts8515.o(.vectors+0xc): 
In function `__vector_default':
: internal error: out of range error
C:/WinAVR/bin/../lib/gcc/avr/3.4.1/../../../../avr/lib/crts8515.o(.vectors+0xe): 
In function `__vector_default':
: internal error: out of range error
C:/WinAVR/bin/../lib/gcc/avr/3.4.1/../../../../avr/lib/crts8515.o(.vectors+0x10): 
In function `__vector_default':
: internal error: out of range error
C:/WinAVR/bin/../lib/gcc/avr/3.4.1/../../../../avr/lib/crts8515.o(.vectors+0x12): 
In function `__vector_default':
: internal error: out of range error
C:/WinAVR/bin/../lib/gcc/avr/3.4.1/../../../../avr/lib/crts8515.o(.vectors+0x14): 
In function `__vector_default':
: internal error: out of range error
C:/WinAVR/bin/../lib/gcc/avr/3.4.1/../../../../avr/lib/crts8515.o(.vectors+0x16): 
In function `__vector_default':
: internal error: out of range error
C:/WinAVR/bin/../lib/gcc/avr/3.4.1/../../../../avr/lib/crts8515.o(.vectors+0x18): 
In function `__vector_default':
: internal error: out of range error
C:/WinAVR/bin/../lib/gcc/avr/3.4.1/../../../../avr/lib/crts8515.o(.init9+0x0): 
internal error: out of range error
RTC.o(.text+0x12a): In function `RTC_Write':
c:\lavori\gesca/RTC.c:134: internal error: out of range error
RTC.o(.text+0x138):c:\lavori\gesca/RTC.c:135: internal error: out of 
range error
RTC.o(.text+0x148):c:\lavori\gesca/RTC.c:136: internal error: out of 
range error
RTC.o(.text+0x156):c:\lavori\gesca/RTC.c:137: internal error: out of 
range error
RTC.o(.text+0x168):c:\lavori\gesca/RTC.c:138: internal error: out of 
range error
RTC.o(.text+0x174):c:\lavori\gesca/RTC.c:139: internal error: out of 
range error
RTC.o(.text+0x192):c:\lavori\gesca/RTC.c:141: internal error: out of 
range error
RTC.o(.text+0x1a2):c:\lavori\gesca/RTC.c:142: internal error: out of 
range error
RTC.o(.text+0x1b4):c:\lavori\gesca/RTC.c:143: internal error: out of 
range error
RTC.o(.text+0x1c6):c:\lavori\gesca/RTC.c:144: internal error: out of 
range error
RTC.o(.text+0x1d8):c:\lavori\gesca/RTC.c:145: internal error: out of 
range error
RTC.o(.text+0x1e0):c:\lavori\gesca/RTC.c:146: internal error: out of 
range error
C:/WinAVR/bin/../lib/gcc/avr/3.4.1\libgcc.a(_clear_bss.o)(.init4+0x0): 
In function `__do_clear_bss':
: undefined reference to `__bss_end'
C:/WinAVR/bin/../lib/gcc/avr/3.4.1\libgcc.a(_clear_bss.o)(.init4+0x2): 
In function `__do_clear_bss':
: undefined reference to `__bss_start'
C:/WinAVR/bin/../lib/gcc/avr/3.4.1\libgcc.a(_clear_bss.o)(.init4+0x4): 
In function `__do_clear_bss':
: undefined reference to `__bss_start'
C:/WinAVR/bin/../lib/gcc/avr/3.4.1\libgcc.a(_clear_bss.o)(.init4+0xa): 
In function `.do_clear_bss_start':
: undefined reference to `__bss_end'
C:\WinAVR\utils\bin\make.exe: *** [prova.out] Error 1

> Process Exit Code: 2

Any other solution.

Thanks

Yuri Vignoli