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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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lcode.h
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@@ -68,6 +68,8 @@ LUAI_FUNC int luaK_codevABCk (FuncState *fs, OpCode o, int A, int B, int C,
LUAI_FUNC int luaK_exp2const (FuncState *fs, const expdesc *e, TValue *v);
LUAI_FUNC void luaK_fixline (FuncState *fs, int line);
LUAI_FUNC void luaK_nil (FuncState *fs, int from, int n);
LUAI_FUNC void luaK_codecheckglobal (FuncState *fs, expdesc *var, int k,
int line);
LUAI_FUNC void luaK_reserveregs (FuncState *fs, int n);
LUAI_FUNC void luaK_checkstack (FuncState *fs, int n);
LUAI_FUNC void luaK_int (FuncState *fs, int reg, lua_Integer n);