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Mute warning about constant if branch

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doylet
2026-05-18 14:23:49 +10:00
parent 70ceb6af11
commit e8075e7a97
3 changed files with 14 additions and 2 deletions
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Single-Header/dn_single_header.cpp
+7 -1
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@@ -1,4 +1,4 @@
// Generated by the DN single header generator 2026-05-18 12:42:13
// Generated by the DN single header generator 2026-05-18 14:23:35
// DN: Single header generator commented out => #if defined(_CLANGD)
// #define DN_H_WITH_OS 1
@@ -1161,12 +1161,15 @@ DN_API void DN_MemListPopTo(DN_MemList *mem, DN_U64 init_used)
curr->used = used - curr->reserve_sum;
// NOTE: Scrub memory that we used previously in the block but no longer after reverting
DN_MSVC_WARNING_PUSH
DN_MSVC_WARNING_DISABLE(4127) // conditional expression is constant
if (DN_SCRUB_UNINIT_MEM_BYTE) {
if (old_used > curr->used) {
char *discarded = (char *)curr + curr->used;
DN_Memset(discarded, DN_SCRUB_UNINIT_MEM_BYTE, old_used - curr->used);
}
}
DN_MSVC_WARNING_POP
// NOTE: ASAN Poison
if (DN_ArenaHasPoison_(mem->flags)) {
@@ -1534,11 +1537,14 @@ DN_API void DN_PoolDealloc(DN_Pool *pool, void *ptr)
DN_Assert(slot_index < DN_PoolSlotSize_Count);
// NOTE: Scrub memory before returning to the pool
DN_MSVC_WARNING_PUSH
DN_MSVC_WARNING_DISABLE(4127) // conditional expression is constant
if (DN_SCRUB_UNINIT_MEM_BYTE) {
DN_USize slot_size_in_bytes = 1ULL << (slot_index + 5);
DN_USize data_offset = (char *)slot->data - (char *)slot;
DN_Memset(slot->data, DN_SCRUB_UNINIT_MEM_BYTE, slot_size_in_bytes - data_offset);
}
DN_MSVC_WARNING_POP
slot->next = pool->slots[slot_index];
pool->slots[slot_index] = slot;