compile error building building Python-3.8.5 on Debian 8.11 (yes, old!)
Chris Angelico
rosuav at gmail.com
Fri Sep 4 01:54:35 EDT 2020
On Fri, Sep 4, 2020 at 3:01 PM Cameron Simpson <cs at cskk.id.au> wrote:
>
> I've built 3.8.5 on a few other machines happily recently.
>
> Building Python 3.8.5, running make and gcc (Debian 4.9.2-10+deb8u2)
> 4.9.2 I get this:
>
> % gcc -pthread -c -Wno-unused-result -Wsign-compare -DNDEBUG -g -fwrapv -O3 -Wall -std=c99 -Wextra -Wno-unused-result -Wno-unused-parameter -Wno-missing-field-initializers -Werror=implicit-function-declaration -I./Include/internal -I. -I./Include -DPy_BUILD_CORE -o Modules/gcmodule.o Modules/gcmodule.c
> Modules/gcmodule.c: In function 'collect.constprop':
> Modules/gcmodule.c:126:50: warning: array subscript is above array bounds [-Warray-bounds]
> #define GEN_HEAD(state, n) (&(state)->generations[n].head)
> ^
> Modules/gcmodule.c:1036:43: note: in expansion of macro 'GEN_HEAD'
> gc_list_merge(GEN_HEAD(state, i), GEN_HEAD(state, generation));
> ^
> Modules/gcmodule.c:126:50: warning: array subscript is above array bounds [-Warray-bounds]
> #define GEN_HEAD(state, n) (&(state)->generations[n].head)
> ^
> Modules/gcmodule.c:1036:43: note: in expansion of macro 'GEN_HEAD'
> gc_list_merge(GEN_HEAD(state, i), GEN_HEAD(state, generation));
> ^
> Modules/gcmodule.c:126:50: warning: array subscript is above array bounds [-Warray-bounds]
> #define GEN_HEAD(state, n) (&(state)->generations[n].head)
> ^
> Modules/gcmodule.c:1036:43: note: in expansion of macro 'GEN_HEAD'
> gc_list_merge(GEN_HEAD(state, i), GEN_HEAD(state, generation));
> ^
>
> Any thoughts?
>
Those are warnings; if there are errors that block compilation, they
aren't in what you quoted above.
ChrisA
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