Merge pull request #418 from thetarnav/raw_data

Add `raw_data` proc to `builtin/builtin.odin`

builtin/builtin.odin

@@ -34,6 +34,14 @@ conj       :: proc(value: Complex_Or_Quaternion) -> Complex_Or_Quaternion ---
 
 @builtin unreachable :: proc() -> ! ---
 
+@(private="file") _raw_data_slice   :: proc(value: []$E)         -> [^]E    ---
+@(private="file") _raw_data_dynamic :: proc(value: [dynamic]$E)  -> [^]E    ---
+@(private="file") _raw_data_array   :: proc(value: ^[$N]$E)      -> [^]E    ---
+@(private="file") _raw_data_simd    :: proc(value: ^#simd[$N]$E) -> [^]E    ---
+@(private="file") _raw_data_string  :: proc(value: string)       -> [^]byte ---
+// raw_data is a built-in procedure which returns the underlying data of a built-in data type as a Multi-Pointer.
+@builtin raw_data :: proc{_raw_data_slice, _raw_data_dynamic, _raw_data_array, _raw_data_simd, _raw_data_string}
+
 /*
 	This is interally from the compiler
 */