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tint/utils: Use a C-array instead of std::array 

std::array unnecessarily zeros the memory, which shows up in profiles
Change-Id: I2a18ef4fb8ca46bc6fc87504858046d9b7d2fd45
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/116866
Commit-Queue: Ben Clayton <bclayton@google.com>
Reviewed-by: Antonio Maiorano <amaiorano@google.com>
Kokoro: Kokoro <noreply+kokoro@google.com>
This commit is contained in:
Ben Clayton 2023-01-11 20:00:55 +00:00 committed by Dawn LUCI CQ
parent 7cc9bcd1a9
commit 47a81fc126
1 changed files with 1 additions and 2 deletions
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3
src/tint/utils/vector.h
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@ -18,7 +18,6 @@
#include <stddef.h>
#include <stdint.h>
#include <algorithm>
#include <array>
#include <iterator>
#include <ostream>
#include <utility>
@ -592,7 +591,7 @@ class Vector {
/// The internal structure for the vector with a small array.
struct ImplWithSmallArray {
std::array<TStorage, N> small_arr;
TStorage small_arr[N];
Slice slice = {small_arr[0].Get(), 0, N};
/// Allocates a new vector of `T` either from #small_arr, or from the heap, then assigns the