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YJIT: handle out of shape situation in gen_setinstancevariable (#8857)

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If the VM ran out of shape, `rb_shape_transition_shape_capa` might
return `OBJ_TOO_COMPLEX_SHAPE`.

Co-authored-by: Jean Boussier <byroot@ruby-lang.org>
This commit is contained in:
Jean byroot Boussier 2023-11-07 16:49:36 +01:00 committed by GitHub
parent 96557bc276
commit a294bb844c
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1 changed files with 5 additions and 1 deletions
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6
yjit/src/codegen.rs
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@ -2473,7 +2473,11 @@ fn gen_setinstancevariable(
}; };
let dest_shape = if let Some(capa_shape) = capa_shape { let dest_shape = if let Some(capa_shape) = capa_shape {
unsafe { rb_shape_get_next(capa_shape, comptime_receiver, ivar_name) } if OBJ_TOO_COMPLEX_SHAPE_ID == unsafe { rb_shape_id(capa_shape) } {
capa_shape
} else {
unsafe { rb_shape_get_next(capa_shape, comptime_receiver, ivar_name) }
}
} else { } else {
unsafe { rb_shape_get_next(shape, comptime_receiver, ivar_name) } unsafe { rb_shape_get_next(shape, comptime_receiver, ivar_name) }
}; };