Ranked longness for stdint types.

Cython/Includes/libc/stdint.pxd

+# Longness only used for type promotion.
+# Actual compile time size used for conversions.
+
 # 7.18 Integer types <stdint.h>
 cdef extern from "stdint.h" nogil:
 
     # 7.18.1 Integer types
     # 7.18.1.1 Exact-width integer types
-    ctypedef   signed int  int8_t
-    ctypedef   signed int  int16_t
-    ctypedef   signed int  int32_t
-    ctypedef   signed int  int64_t
-    ctypedef unsigned int uint8_t
-    ctypedef unsigned int uint16_t
-    ctypedef unsigned int uint32_t
-    ctypedef unsigned int uint64_t
+    ctypedef   signed char  int8_t
+    ctypedef   signed short int16_t
+    ctypedef   signed int   int32_t
+    ctypedef   signed long  int64_t
+    ctypedef unsigned char  uint8_t
+    ctypedef unsigned short uint16_t
+    ctypedef unsigned int   uint32_t
+    ctypedef unsigned long  uint64_t
     # 7.18.1.2 Minimum-width integer types
-    ctypedef   signed int  int_least8_t
-    ctypedef   signed int  int_least16_t
-    ctypedef   signed int  int_least32_t
-    ctypedef   signed int  int_least64_t
-    ctypedef unsigned int uint_least8_t
-    ctypedef unsigned int uint_least16_t
-    ctypedef unsigned int uint_least32_t
-    ctypedef unsigned int uint_least64_t
+    ctypedef   signed char  int_least8_t
+    ctypedef   signed short int_least16_t
+    ctypedef   signed int   int_least32_t
+    ctypedef   signed long  int_least64_t
+    ctypedef unsigned char  uint_least8_t
+    ctypedef unsigned short uint_least16_t
+    ctypedef unsigned int   uint_least32_t
+    ctypedef unsigned long  uint_least64_t
     # 7.18.1.3 Fastest minimum-width integer types
-    ctypedef   signed int  int_fast8_t
-    ctypedef   signed int  int_fast16_t
-    ctypedef   signed int  int_fast32_t
-    ctypedef   signed int  int_fast64_t
-    ctypedef unsigned int uint_fast8_t
-    ctypedef unsigned int uint_fast16_t
-    ctypedef unsigned int uint_fast32_t
-    ctypedef unsigned int uint_fast64_t
+    ctypedef   signed char  int_fast8_t
+    ctypedef   signed short int_fast16_t
+    ctypedef   signed int   int_fast32_t
+    ctypedef   signed long  int_fast64_t
+    ctypedef unsigned char  uint_fast8_t
+    ctypedef unsigned short uint_fast16_t
+    ctypedef unsigned int   uint_fast32_t
+    ctypedef unsigned long  uint_fast64_t
     # 7.18.1.4 Integer types capable of holding object pointers
-    ctypedef   signed int  intptr_t
-    ctypedef unsigned int uintptr_t
+    ctypedef ssize_t intptr_t
+    ctypedef  size_t uintptr_t
     # 7.18.1.5 Greatest-width integer types
-    ctypedef signed   int intmax_t
-    ctypedef unsigned int uintmax_t
+    ctypedef signed   long long intmax_t
+    ctypedef unsigned long long uintmax_t
 
     # 7.18.2 Limits of specified-width integer types
     # 7.18.2.1 Limits of exact-width integer types