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move static_assert from ltable.h to ltable.cpp (#189)

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LoganDark 2021-11-09 17:02:46 -08:00 • committed by GitHub
parent f3468be92b
commit d6b3346f58
Signed by: DevComp
GPG key ID: 4AEE18F83AFDEB23
2 changed files with 1 additions and 1 deletions
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VM/src/ltable.cpp
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@ -30,6 +30,7 @@ LUAU_FASTFLAGVARIABLE(LuauArrayBoundary, false)
#define MAXBITS 26
#define MAXSIZE (1 << MAXBITS)
static_assert(offsetof(LuaNode, val) == 0, "Unexpected Node memory layout, pointer cast in gval2slot is incorrect");
// TKey is bitpacked for memory efficiency so we need to validate bit counts for worst case
static_assert(TKey{{NULL}, 0, LUA_TDEADKEY, 0}.tt == LUA_TDEADKEY, "not enough bits for tt");
static_assert(TKey{{NULL}, 0, LUA_TNIL, MAXSIZE - 1}.next == MAXSIZE - 1, "not enough bits for next");

1
VM/src/ltable.h
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@ -9,7 +9,6 @@
#define gval(n) (&(n)->val)
#define gnext(n) ((n)->key.next)
static_assert(offsetof(LuaNode, val) == 0, "Unexpected Node memory layout, pointer cast below is incorrect");
#define gval2slot(t, v) int(cast_to(LuaNode*, static_cast<const TValue*>(v)) - t->node)
LUAI_FUNC const TValue* luaH_getnum(Table* t, int key);