================
@@ -230,18 +230,18 @@ void MemCpyAccessible(void *dest, const void *src, uptr
n) {
uptr e = reinterpret_cast<uptr>(src) + n;
uptr e_down = RoundDownTo(e, page_size);
- auto copy_or_zero = [dest, src](uptr b, uptr e) {
- uptr d = reinterpret_cast<uptr>(dest) + (b - reinterpret_cast<uptr>(src));
- if (!TryMemCpy(reinterpret_cast<void *>(d), reinterpret_cast<void *>(b),
- e - b))
- internal_memset(reinterpret_cast<void *>(d), 0, e - b);
+ const uptr off = reinterpret_cast<uptr>(dest) - b;
+
+ auto copy_or_zero = [off](uptr beg, uptr end) {
+ void *d = reinterpret_cast<void *>(beg + off);
----------------
fmayer wrote:
i preferred the previous calculation, it's weird to have the offset between
source and destination.
https://github.com/llvm/llvm-project/pull/112794
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