Changeset 31335 in webkit for trunk/JavaScriptCore/wtf/HashTraits.h

Timestamp:

Mar 26, 2008, 5:58:22 PM (17 years ago)

Author:

Adam Roben

Message:

Windows build fix after r31324

Written with Darin.

Added HashTable plumbing to support using wchar_t as a key type.

• wtf/HashFunctions.h:
• wtf/HashTraits.h: (WTF::):

File:

• trunk/JavaScriptCore/wtf/HashTraits.h (modified) (3 diffs)

trunk/JavaScriptCore/wtf/HashTraits.h

@@ -48 +48 @@
     template<> struct IsInteger<unsigned long long> { static const bool value = true; };
 
+#if !COMPILER(MSVC) || defined(_NATIVE_WCHAR_T_DEFINED)
+    template<> struct IsInteger<wchar_t>            { static const bool value = true; };
+#endif
+
     COMPILE_ASSERT(IsInteger<bool>::value, WTF_IsInteger_bool_true);
     COMPILE_ASSERT(IsInteger<char>::value, WTF_IsInteger_char_true);
@@ -61 +65 @@
     COMPILE_ASSERT(IsInteger<unsigned long long>::value, WTF_IsInteger_unsigned_long_long_true);
 
+#if !COMPILER(MSVC) || defined(_NATIVE_WCHAR_T_DEFINED)
+    COMPILE_ASSERT(IsInteger<wchar_t>::value, WTF_IsInteger_wchar_t_true);
+#endif
+
     COMPILE_ASSERT(!IsInteger<char*>::value, WTF_IsInteger_char_pointer_false);
     COMPILE_ASSERT(!IsInteger<const char* >::value, WTF_IsInteger_const_char_pointer_false);
@@ -119 +127 @@
     };
     
+#if !COMPILER(MSVC) || defined(_NATIVE_WCHAR_T_DEFINED)
+    template<> struct HashTraits<wchar_t> : GenericHashTraits<wchar_t> {
+        static wchar_t deletedValue() { return static_cast<wchar_t>(-1); }
+    };
+#endif
+
     template<typename T> struct FloatHashTraits {
         typedef T TraitType;