Re: Failed building vax on MaxOSX

Den 2026-06-09 kl. 17:51, skrev smurfd:
> On 6/9/26 3:28 PM, Anders Magnusson wrote:
>> Hi,
>>
>> This is:
>> Darwin Mac 25.4.0 Darwin Kernel Version 25.4.0: Thu Mar 19 19:33:25 
>> PDT 2026; root:xnu-12377.101.15~1/RELEASE_ARM64_T6041 arm64
>>
>> I just checked out the source tree, and did a
>> % ./build.sh -U -u -m vax build
>>
>> But; it fails later in build-rtl;
>>
>> #   compile  backend/build-rtl.lo
>> c++ -O -std=gnu++11 -I/Users/ragge/old/nbsdvax/external/gpl3/gcc/ 
>> usr.bin/backend/obj -I/Users/ragge/old/nbsdvax/external/gpl3/gcc/ 
>> usr.bin/backend/.. -I/Users/ragge/old/nbsdvax/external/gpl3/gcc/ 
>> usr.bin/host-libiberty/obj/libiberty -I. -I/Users/ragge/old/nbsdvax/ 
>> external/gpl3/gcc/usr.bin/backend/../gcc/arch/vax -DIN_GCC - 
>> DHAVE_CONFIG_H -I/Users/ragge/old/nbsdvax/external/gpl3/gcc/dist/gcc - 
>> I/Users/ragge/old/nbsdvax/external/gpl3/gcc/dist/gcc/. -I/Users/ragge/ 
>> old/nbsdvax/external/gpl3/gcc/dist/gcc/../include -I/Users/ragge/old/ 
>> nbsdvax/external/gpl3/gcc/dist/gcc/../libcpp/include -I/Users/ragge/ 
>> old/nbsdvax/external/gpl3/gcc/dist/gcc/../libcody -I/Users/ragge/old/ 
>> nbsdvax/external/gpl3/gcc/dist/gcc/../libdecnumber -I/Users/ragge/old/ 
>> nbsdvax/external/gpl3/gcc/dist/gcc/../libdecnumber/dpd -I/Users/ragge/ 
>> old/nbsdvax/external/gpl3/gcc/dist/gcc/../libbacktrace - 
>> DGENERATOR_FILE -c -o build-rtl.lo.o    build-rtl.c
>> clang++: warning: treating 'c' input as 'c++' when in C++ mode, this 
>> behavior is deprecated [-Wdeprecated]
>> In file included from build-rtl.c:29:
>> In file included from /Users/ragge/old/nbsdvax/external/gpl3/gcc/dist/ 
>> gcc/coretypes.h:472:
>> /Users/ragge/old/nbsdvax/external/gpl3/gcc/dist/gcc/wide- 
>> int.h:1198:11: warning: first argument in call to 'memcpy'
>>       is a pointer to non-trivially copyable type 'wide_int_storage' 
>> [-Wnontrivial-memcall]
>>  1198 |   memcpy (this, &x, sizeof (wide_int_storage));
>>       |           ^
>> /Users/ragge/old/nbsdvax/external/gpl3/gcc/dist/gcc/wide- 
>> int.h:1198:11: note: explicitly cast the pointer to
>>       silence this warning
>>  1198 |   memcpy (this, &x, sizeof (wide_int_storage));
>>       |           ^
>>       |           (void*)
>> /Users/ragge/old/nbsdvax/external/gpl3/gcc/dist/gcc/wide- 
>> int.h:1221:11: warning: first argument in call to 'memcpy'
>>       is a pointer to non-trivially copyable type 'wide_int_storage' 
>> [-Wnontrivial-memcall]
>>  1221 |   memcpy (this, &x, sizeof (wide_int_storage));
>>       |           ^
>> /Users/ragge/old/nbsdvax/external/gpl3/gcc/dist/gcc/wide- 
>> int.h:1221:11: note: explicitly cast the pointer to
>>       silence this warning
>>  1221 |   memcpy (this, &x, sizeof (wide_int_storage));
>>       |           ^
>>       |           (void*)
>> In file included from build-rtl.c:31:
>> In file included from /Users/ragge/old/nbsdvax/external/gpl3/gcc/dist/ 
>> gcc/rtl.h:31:
>> In file included from /Users/ragge/old/nbsdvax/external/gpl3/gcc/dist/ 
>> gcc/hash-table.h:636:
>> /Users/ragge/old/nbsdvax/external/gpl3/gcc/dist/gcc/mem-stats.h:99:5: 
>> warning: 'sprintf' is deprecated: This
>>       function is provided for compatibility reasons only. Due to 
>> security concerns inherent in the design of sprintf(3), it is highly
>>       recommended that you use snprintf(3) instead. [-Wdeprecated- 
>> declarations]
>>    99 |     sprintf (s, "%s:%i (%s)", get_trimmed_filename (),
>>       |     ^
>> /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/ 
>> Developer/SDKs/MacOSX.sdk/usr/include/_stdio.h:278:1: note:
>>       'sprintf' has been explicitly marked deprecated here
>>   278 | __deprecated_msg("This function is provided for compatibility 
>> reasons only.  Due to security concerns inherent in the design of ...
>>       | ^
>> /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/ 
>> Developer/SDKs/MacOSX.sdk/usr/include/sys/cdefs.h:227:48: note:
>>       expanded from macro '__deprecated_msg'
>>   227 |         #define __deprecated_msg(_msg) 
>> __attribute__((__deprecated__(_msg)))
>>       |                                                       ^
>> build-rtl.c:298:10: error: use of undeclared identifier 'CC0'
>>   298 |     case CC0:
>>       |          ^~~
>> build-rtl.c:391:10: error: use of undeclared identifier 'CC0'
>>   391 |     case CC0:
>>       |          ^~~
>>
>>
>>
>> .... and a bunch of other errors thereafter.
>>
>> So, as not knowing anything about how gcc works, can anyone give a 
>> hint about how to find what may be erroneous? :-)
>>
>> -- Ragge
>>
> Hey, have you tried to build the tools first?
> this is how i build successfully on mac, not for vax though. But you 
> should be able to exchange evbarm and aarch64 with wax, and i guess 
> GENERIC for kernel
> The outcome will end up in the /tmp/net folder...
> ./build.sh -U -O /tmp/net -j10 -m evbarm -a aarch64 tools
> ./build.sh -U -u -O /tmp/net -j10 -m evbarm -a aarch64 tools
> ./build.sh -U -u -O /tmp/net -j10 -m evbarm -a aarch64 kernel=GENERIC64
> ./build.sh -U -u -O /tmp/net -j10 -m evbarm -a aarch64 build
>
I tried, but got the same error :-/

So I deleted the source tree and checked it out again, and then it 
worked!  So something must have been broken in teh first checkout.

So, thanks anyway!

-- R