Skip to content

more friendly/useful error for stack overflow in type inference #44971

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
aviatesk merged 2 commits into from
Apr 15, 2022
Merged

more friendly/useful error for stack overflow in type inference #44971

Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
f56221f
more friendly/useful error for stack overflow in type inference
JeffBezanson Apr 13, 2022
5399ac1
Merge branch 'master' into jb/typeinfovf
aviatesk Apr 15, 2022
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
17 changes: 13 additions & 4 deletions src/gf.c
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -317,10 +317,19 @@ jl_code_info_t *jl_type_infer(jl_method_instance_t *mi, size_t world, int force)
src = (jl_code_info_t*)jl_apply(fargs, 3);
}
JL_CATCH {
jl_printf((JL_STREAM*)STDERR_FILENO, "Internal error: encountered unexpected error in runtime:\n");
jl_static_show((JL_STREAM*)STDERR_FILENO, jl_current_exception());
jl_printf((JL_STREAM*)STDERR_FILENO, "\n");
jlbacktrace(); // written to STDERR_FILENO
jl_value_t *e = jl_current_exception();
if (e == jl_stackovf_exception) {
jl_printf((JL_STREAM*)STDERR_FILENO, "Internal error: stack overflow in type inference of ");
jl_static_show_func_sig((JL_STREAM*)STDERR_FILENO, (jl_value_t*)mi->specTypes);
jl_printf((JL_STREAM*)STDERR_FILENO, ".\n");
jl_printf((JL_STREAM*)STDERR_FILENO, "This might be caused by recursion over very long tuples or argument lists.\n");
}
else {
jl_printf((JL_STREAM*)STDERR_FILENO, "Internal error: encountered unexpected error in runtime:\n");
jl_static_show((JL_STREAM*)STDERR_FILENO, e);
jl_printf((JL_STREAM*)STDERR_FILENO, "\n");
jlbacktrace(); // written to STDERR_FILENO
}
src = NULL;
}
ct->world_age = last_age;
Expand Down