psxfenv01 fails to compile for RISCV

[Joel Sherrill]

On Sat, Nov 9, 2019, 1:38 PM Jiri Gaisler <jiri at gaisler.se> wrote:

>
>
> On 11/9/19 7:57 PM, Joel Sherrill wrote:
>
>
>
> On Sat, Nov 9, 2019, 12:40 PM Jiri Gaisler <jiri at gaisler.se> wrote:
>
>> I get this error for psxfenv01 with the latest RTEMS and RSB build:
>>
>> riscv-rtems5-gcc -DHAVE_CONFIG_H -I.
>> -I/home/jiri/ibm/src/rtems/rtems/c/src/../../testsuites/psxtests   -I.
>> -I/home/jiri/src/rtems/riscvmp/riscv-rtems5/c/griscv/include
>> -I/home/jiri/ibm/src/rtems/rtems/cpukit/include
>> -I/home/jiri/ibm/src/rtems/rtems/cpukit/score/cpu/riscv/include
>>
>> -I/home/jiri/src/rtems/riscvmp/riscv-rtems5/c/griscv/lib/libbsp/riscv/griscv/include
>> -I/home/jiri/ibm/src/rtems/rtems/bsps/include
>> -I/home/jiri/ibm/src/rtems/rtems/bsps/riscv/include
>> -I/home/jiri/ibm/src/rtems/rtems/bsps/riscv/griscv/include
>> -DT_FILE_NAME='"init.c"'
>>
>> -I/home/jiri/ibm/src/rtems/rtems/c/src/../../testsuites/psxtests/../support/include
>> -march=rv32imafd -mabi=ilp32d -O2 -g -ffunction-sections -fdata-sections
>> -Wall -Wmissing-prototypes -Wimplicit-function-declaration
>> -Wstrict-prototypes -Wnested-externs -MT psxfenv01/psxfenv01-init.o -MD
>> -MP -MF psxfenv01/.deps/psxfenv01-init.Tpo -c -o
>> psxfenv01/psxfenv01-init.o `test -f 'psxfenv01/init.c' || echo
>>
>> '/home/jiri/ibm/src/rtems/rtems/c/src/../../testsuites/psxtests/'`psxfenv01/init.c
>> In file included from
>> /home/jiri/src/rtems/5/riscv-rtems5/include/fenv.h:15,
>>                  from
>>
>> /home/jiri/ibm/src/rtems/rtems/c/src/../../testsuites/psxtests/psxfenv01/init.c:42:
>>
>> /home/jiri/ibm/src/rtems/rtems/c/src/../../testsuites/psxtests/psxfenv01/init.c:
>> In function 'Init':
>>
>> /home/jiri/ibm/src/rtems/rtems/c/src/../../testsuites/psxtests/psxfenv01/init.c:71:18:
>> error: 'fe_dfl_env_p' undeclared (first use in this function); did you
>> mean 'fe_dfl_env'?
>>    71 |     r = fesetenv(FE_DFL_ENV);
>>       |                  ^~~~~~~~~~
>>
>> /home/jiri/ibm/src/rtems/rtems/c/src/../../testsuites/psxtests/psxfenv01/init.c:71:18:
>> note: each undeclared identifier is reported only once for each function
>> it appears in
>> Makefile:10569: recipe for target 'psxfenv01/psxfenv01-init.o' failed
>> make[5]: *** [psxfenv01/psxfenv01-init.o] Error 1
>> make[5]: Leaving directory
>> '/home/jiri/src/rtems/riscvmp/riscv-rtems5/c/griscv/testsuites/psxtests'
>> Makefile:663: recipe for target 'psxtests' failed
>> make[4]: *** [psxtests] Error 2
>> make[4]: Leaving directory
>> '/home/jiri/src/rtems/riscvmp/riscv-rtems5/c/griscv/testsuites'
>> Makefile:1222: recipe for target 'testsuites' failed
>> make[3]: *** [testsuites] Error 2
>> make[3]: Leaving directory
>> '/home/jiri/src/rtems/riscvmp/riscv-rtems5/c/griscv'
>> Makefile:716: recipe for target 'all-recursive' failed
>> make[2]: *** [all-recursive] Error 1
>> make[2]: Leaving directory
>> '/home/jiri/src/rtems/riscvmp/riscv-rtems5/c/griscv'
>> Makefile:289: recipe for target 'all-recursive' failed
>> make[1]: *** [all-recursive] Error 1
>> make[1]: Leaving directory '/home/jiri/src/rtems/riscvmp/riscv-rtems5/c'
>> Makefile:410: recipe for target 'all-recursive' failed
>> make: *** [all-recursive] Error 1
>> jiri at office:~/src/rtems/riscvmp$
>>
>
> I thought I fixed this in the upstream newlib.
>
>
> https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;a=commit;h=9e06ba1ac310c5a2392bb9d150e4686bbb118d6c
>
> Either I didn't really fix it or your newlib is a bit old.
>
> Did Sebastian bump 5's newlib recently? I recall a binutils bump.
>
>
> My RSB is in sync with git head, and I rebuilt the tool-chain 2 hours ago.
> The installed fenv.h for RISCV ends with:
>
>
> typedef size_t fenv_t;
> typedef size_t fexcept_t;
> extern const fenv_t fe_dfl_env;
> #define FE_DFL_ENV fe_dfl_env_p
>
> #endif /* _FENV_H_ */
>
> fe_dfl_env_p seems to be missing it's declaration ...?
>

Then the rsb likely needs a newlib bump.

>
>
>
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