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Unified Diff: webrtc/base/safe_conversions.h

Issue 2877023002: Move webrtc/{base => rtc_base} (Closed)
Patch Set: update presubmit.py and DEPS include rules Created 3 years, 6 months ago
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Index: webrtc/base/safe_conversions.h
diff --git a/webrtc/base/safe_conversions.h b/webrtc/base/safe_conversions.h
index ff9cc44bc2c183ecb831acdc01fbc2ef1e7f4d66..ac0bb651f3b8646fa78e45a6f871a416b918d683 100644
--- a/webrtc/base/safe_conversions.h
+++ b/webrtc/base/safe_conversions.h
@@ -13,64 +13,9 @@
#ifndef WEBRTC_BASE_SAFE_CONVERSIONS_H_
#define WEBRTC_BASE_SAFE_CONVERSIONS_H_
-#include <limits>
-#include "webrtc/base/checks.h"
-#include "webrtc/base/safe_conversions_impl.h"
-
-namespace rtc {
-
-// Convenience function that returns true if the supplied value is in range
-// for the destination type.
-template <typename Dst, typename Src>
-inline bool IsValueInRangeForNumericType(Src value) {
- return internal::RangeCheck<Dst>(value) == internal::TYPE_VALID;
-}
-
-// checked_cast<> and dchecked_cast<> are analogous to static_cast<> for
-// numeric types, except that they [D]CHECK that the specified numeric
-// conversion will not overflow or underflow. NaN source will always trigger
-// the [D]CHECK.
-template <typename Dst, typename Src>
-inline Dst checked_cast(Src value) {
- RTC_CHECK(IsValueInRangeForNumericType<Dst>(value));
- return static_cast<Dst>(value);
-}
-template <typename Dst, typename Src>
-inline Dst dchecked_cast(Src value) {
- RTC_DCHECK(IsValueInRangeForNumericType<Dst>(value));
- return static_cast<Dst>(value);
-}
-
-// saturated_cast<> is analogous to static_cast<> for numeric types, except
-// that the specified numeric conversion will saturate rather than overflow or
-// underflow. NaN assignment to an integral will trigger a RTC_CHECK condition.
-template <typename Dst, typename Src>
-inline Dst saturated_cast(Src value) {
- // Optimization for floating point values, which already saturate.
- if (std::numeric_limits<Dst>::is_iec559)
- return static_cast<Dst>(value);
-
- switch (internal::RangeCheck<Dst>(value)) {
- case internal::TYPE_VALID:
- return static_cast<Dst>(value);
-
- case internal::TYPE_UNDERFLOW:
- return std::numeric_limits<Dst>::min();
-
- case internal::TYPE_OVERFLOW:
- return std::numeric_limits<Dst>::max();
-
- // Should fail only on attempting to assign NaN to a saturated integer.
- case internal::TYPE_INVALID:
- FATAL();
- return std::numeric_limits<Dst>::max();
- }
-
- FATAL();
- return static_cast<Dst>(value);
-}
-
-} // namespace rtc
+// This header is deprecated and is just left here temporarily during
+// refactoring. See https://bugs.webrtc.org/7634 for more details.
+#include "webrtc/rtc_base/safe_conversions.h"
#endif // WEBRTC_BASE_SAFE_CONVERSIONS_H_
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