Prefer "long" over "long long" if both types are the same

1 files changed, 8 insertions, 0 deletions

diff --git a/floattypes.h b/floattypes.h
index e1ce044..1964fcf 100644
--- a/floattypes.h
+++ b/floattypes.h
@@ -52,8 +52,16 @@ namespace vml_std {
   typedef ::int16_t int16_t;
   typedef ::uint32_t uint32_t;
   typedef ::int32_t int32_t;
+#if __SIZEOF_LONG__ == 8
+  // Even if both "long" and "long long" have the same size, they are
+  // still different types. In many cases, it is then preferable to
+  // use "long" instead of "long long" in this case.
+  typedef unsigned long uint64_t;
+  typedef long int64_t;
+#else
   typedef ::uint64_t uint64_t;
   typedef ::int64_t int64_t;
+#endif