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Workaround alignment issue in ENet on 32-bit platforms.

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This commit is contained in:
Miku AuahDark
2023-05-23 10:45:09 +08:00
parent c8e7d4e28a
commit f2ff90c68b
1 changed files with 5 additions and 1 deletions
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src/libraries/enet/enet.cpp
+5 -1
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@@ -148,7 +148,11 @@ static uintptr_t compute_peer_key(lua_State *L, ENetPeer *peer)
// pointers that use more than 53 bits if their alignment is guaranteed to // pointers that use more than 53 bits if their alignment is guaranteed to
// be more than 1. For example an alignment requirement of 8 means we can // be more than 1. For example an alignment requirement of 8 means we can
// shift the pointer's bits by 3. // shift the pointer's bits by 3.
const size_t minalign = std::min(ENET_ALIGNOF(ENetPeer), ENET_ALIGNOF(std::max_align_t));
// Please see these for the reason of this ternary operator:
// * https://github.com/love2d/love/issues/1916
// * https://github.com/love2d/love/commit/4ab9a1ce8c
const size_t minalign = sizeof(void*) == 8 ? std::min(ENET_ALIGNOF(ENetPeer), ENET_ALIGNOF(std::max_align_t)) : 1;
uintptr_t key = (uintptr_t) peer; uintptr_t key = (uintptr_t) peer;
if ((key & (minalign - 1)) != 0) if ((key & (minalign - 1)) != 0)