Re: [PATCH v3] gcov: Add __gcov_info_to_gdca()

[Christophe Lyon <christophe.lyon.oss@gmail.com>]

On Fri, Aug 6, 2021 at 10:05 AM Sebastian Huber <
sebastian.huber@embedded-brains.de> wrote:

> Hello Christophe,
>
> On 06/08/2021 09:50, Christophe Lyon wrote:
> > Looks like there's a problem with your patch:
> >
>  /tmp/1784442_7.tmpdir/aci-gcc-fsf/builds/gcc-fsf-gccsrc/obj-arm-none-eabi/gcc1/./gcc/xgcc
> -B/tmp/1784442_7.tmpdir/aci-gcc-fsf/builds/gcc-fsf-gccsrc/obj-arm-none-eabi/gcc1/./gcc/
> -B/tmp/1784442_7.tmpdir/aci-gcc-fsf/builds/gcc-fsf-gccsrc/tools/arm-none-eabi/bin/
> -B/tmp/1784442_7.tmpdir/aci-gcc-fsf/builds/gcc-fsf-gccsrc/tools/arm-none-eabi/lib/
> -isystem
> /tmp/1784442_7.tmpdir/aci-gcc-fsf/builds/gcc-fsf-gccsrc/tools/arm-none-eabi/include
> -isystem
> /tmp/1784442_7.tmpdir/aci-gcc-fsf/builds/gcc-fsf-gccsrc/tools/arm-none-eabi/sys-include
>    -g -O2 -O2  -g -O2 -DIN_GCC  -DCROSS_DIRECTORY_STRUCTURE  -W -Wall
> -Wno-narrowing -Wwrite-strings -Wcast-qual -Wstrict-prototypes
> -Wmissing-prototypes -Wold-style-definition  -isystem ./include -fno-inline
> -g -DIN_LIBGCC2 -fbuilding-libgcc -fno-stack-protector -Dinhibit_libc
>  -fno-inline -I. -I. -I../.././gcc
> -I/tmp/1784442_7.tmpdir/aci-gcc-fsf/sources/gcc-fsf/gccsrc/libgcc
> -I/tmp/1784442_7.tmpdir/aci-gcc-fsf/sources/gcc-fsf/gccsrc/libgcc/.
> -I/tmp/1784442_7.tmpdir/aci-gcc-fsf/sources/gcc-fsf/gccsrc/libgcc/../gcc
> -I/tmp/1784442_7.tmpdir/aci-gcc-fsf/sources/gcc-fsf/gccsrc/libgcc/../include
>    -o _gcov.o -MT _gcov.o -MD -MP -MF _gcov.dep -DL_gcov -c
> /tmp/1784442_7.tmpdir/aci-gcc-fsf/sources/gcc-fsf/gccsrc/libgcc/libgcov-driver.c
> >
> > In file included from
> >
> /tmp/1784442_7.tmpdir/aci-gcc-fsf/sources/gcc-fsf/gccsrc/libgcc/libgcov-driver.c:29:
> >
> /tmp/1784442_7.tmpdir/aci-gcc-fsf/builds/gcc-fsf-gccsrc/obj-arm-none-eabi/gcc1/gcc/include/stdint.h:9:16:
>
> > fatal error: stdint.h: No such file or directory
> >      9 | # include_next <stdint.h>
> >        |                ^~~~~~~~~~
> > compilation terminated.
> > make[2]: *** [Makefile:928: _gcov.o] Error 1
> > make[2]: *** Waiting for unfinished jobs....
> >
> > Can you check?
>
> I already feared that the <stdint.h> include may cause problems, from
> the commit message:
>
> "With this patch, <stdint.h> is included in libgcov-driver.c even if
> inhibit_libc is defined.  This header file should be also available for
> freestanding environments.  If this is not the case, then we have to
> define intptr_t somehow."
>
> What about the attached patch?
>

Thanks, it does fix the build issue for me.

Christophe


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