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Bug: 'local function' can assign to '<const>' variables

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This commit is contained in:
Roberto Ierusalimschy
2021-06-20 15:36:36 -03:00
parent 04e19712a5
commit 6a0dace25a
2 changed files with 3 additions and 0 deletions
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1
lparser.c
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@@ -1785,6 +1785,7 @@ static void funcstat (LexState *ls, int line) {
luaX_next(ls); /* skip FUNCTION */ luaX_next(ls); /* skip FUNCTION */
ismethod = funcname(ls, &v); ismethod = funcname(ls, &v);
body(ls, &b, ismethod, line); body(ls, &b, ismethod, line);
check_readonly(ls, &v);
luaK_storevar(ls->fs, &v, &b); luaK_storevar(ls->fs, &v, &b);
luaK_fixline(ls->fs, line); /* definition "happens" in the first line */ luaK_fixline(ls->fs, line); /* definition "happens" in the first line */
} }

2
testes/locals.lua
View File

@@ -187,6 +187,8 @@ do -- constants
checkro("y", "local x, y <const>, z = 10, 20, 30; x = 11; y = 12") checkro("y", "local x, y <const>, z = 10, 20, 30; x = 11; y = 12")
checkro("x", "local x <const>, y, z <const> = 10, 20, 30; x = 11") checkro("x", "local x <const>, y, z <const> = 10, 20, 30; x = 11")
checkro("z", "local x <const>, y, z <const> = 10, 20, 30; y = 10; z = 11") checkro("z", "local x <const>, y, z <const> = 10, 20, 30; y = 10; z = 11")
checkro("foo", "local foo <const> = 10; function foo() end")
checkro("foo", "local foo <const> = {}; function foo() end")
checkro("z", [[ checkro("z", [[
local a, z <const>, b = 10; local a, z <const>, b = 10;