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Fix 64 to 32 bit narrowing in dawn/utils 

Bug: dawn:1377
Change-Id: Iece057afeeca43092e5e16d7f00d2388dde31d13
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/87673
Reviewed-by: Loko Kung <lokokung@google.com>
Commit-Queue: Austin Eng <enga@chromium.org>
Kokoro: Kokoro <noreply+kokoro@google.com>
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
This commit is contained in:
Austin Eng 2022-04-28 22:27:53 +00:00 committed by Dawn LUCI CQ
parent 04912aa836
commit 7e03dc7f63
2 changed files with 13 additions and 1 deletions
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11
src/dawn/common/Numeric.h
View File

@ -16,6 +16,9 @@
#define SRC_DAWN_COMMON_NUMERIC_H_
#include <limits>
#include <type_traits>
#include "dawn/common/Assert.h"
namespace detail {
@ -39,4 +42,12 @@ inline constexpr uint32_t u32_sizeof = detail::u32_sizeof<T>();
template <typename T>
inline constexpr uint32_t u32_alignof = detail::u32_alignof<T>();
// Only defined for unsigned integers because that is all that is
// needed at the time of writing.
template <typename Dst, typename Src, typename = std::enable_if_t<std::is_unsigned_v<Src>>>
inline Dst checked_cast(const Src& value) {
ASSERT(value <= std::numeric_limits<Dst>::max());
return static_cast<Dst>(value);
}
#endif // SRC_DAWN_COMMON_NUMERIC_H_

3
src/dawn/utils/WGPUHelpers.cpp
View File

@ -22,6 +22,7 @@
#include "dawn/common/Constants.h"
#include "dawn/common/Log.h"
#include "dawn/common/Numeric.h"
#include "spirv-tools/optimizer.hpp"
@ -382,7 +383,7 @@ namespace utils {
wgpu::BindGroupDescriptor descriptor;
descriptor.layout = layout;
descriptor.entryCount = entries.size();
descriptor.entryCount = checked_cast<uint32_t>(entries.size());
descriptor.entries = entries.data();
return device.CreateBindGroup(&descriptor);