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Global initialization checks name conflict

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Initialization "global a = 10" raises an error if global 'a' is already
defined, that is, it has a non-nil value.
This commit is contained in:
Roberto I 2025-11-08 11:43:42 -03:00
parent f791bb6906
commit e44f3a2ffc
13 changed files with 87 additions and 9 deletions
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2
lopcodes.h
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@ -340,6 +340,8 @@ OP_VARARG,/* A C R[A], R[A+1], ..., R[A+C-2] = vararg */
OP_GETVARG, /* A B C R[A] := R[B][R[C]], R[B] is vararg parameter */
OP_ERRNNIL,/* A Bx raise error if R[A] ~= nil (K[Bx] is global name)*/
OP_VARARGPREP,/* (adjust vararg parameters) */
OP_EXTRAARG/* Ax extra (larger) argument for previous opcode */