1 files changed, 33 insertions, 0 deletions
diff --git a/src/H5Tpkg.h b/src/H5Tpkg.h
index 4697bfc..0b0cd61 100644
--- a/src/H5Tpkg.h
+++ b/src/H5Tpkg.h
@@ -111,6 +111,39 @@
                                                 /* (_not_ setting H5T_VISIT_SIMPLE and setting either H5T_VISIT_COMPLEX_FIRST or H5T_VISIT_COMPLEX_LAST will mean visiting all nodes _except_ "simple" "leafs" in the "tree" */
 
 
+/* Define an internal macro for converting long long to long double.  Mac OS 10.4 gives some
+ * incorrect conversions. */
+#if (H5_WANT_DATA_ACCURACY && defined(H5_LLONG_TO_LDOUBLE_CORRECT)) || (!H5_WANT_DATA_ACCURACY)
+#define H5T_CONV_INTERNAL_LLONG_LDOUBLE       1
+#endif
+
+/* Define an internal macro for converting unsigned long long to long double.  SGI compilers give
+ * some incorect conversion.  64-bit Solaris does different rounding.   Windows Visual Studio 6 does
+ * not support unsigned long long.  For FreeBSD(sleipnir), the last 2 bytes of mantissa are lost when
+ * compiler tries to do the conversion.  For Cygwin, compiler doesn't do rounding correctly.
+ * Mac OS 10.4 gives some incorrect result. */
+#if (H5_WANT_DATA_ACCURACY && defined(H5_LLONG_TO_LDOUBLE_CORRECT)) || (!H5_WANT_DATA_ACCURACY)
+#define H5T_CONV_INTERNAL_ULLONG_LDOUBLE         1
+#endif
+
+/* Define an internal macro for converting long double to long long.  SGI compilers give some incorrect
+ * conversions. Mac OS 10.4 gives incorrect conversions. HP-UX 11.00 compiler generates floating exception.
+ * The hard conversion on Windows .NET 2003 has a bug and gives wrong exception value. */
+#if (H5_WANT_DATA_ACCURACY && defined(H5_LDOUBLE_TO_LLONG_ACCURATE)) || \
+    (!H5_WANT_DATA_ACCURACY)
+#define H5T_CONV_INTERNAL_LDOUBLE_LLONG         1
+#endif
+
+/* Define an internal macro for converting long double to unsigned long long.  SGI compilers give some
+ * incorrect conversions.  Mac OS 10.4 gives incorrect conversions. HP-UX 11.00 compiler generates
+ * floating exception. */
+#if (H5_WANT_DATA_ACCURACY && defined(H5_LDOUBLE_TO_LLONG_ACCURATE)) || \
+    (!H5_WANT_DATA_ACCURACY)
+#define H5T_CONV_INTERNAL_LDOUBLE_ULLONG         1
+#else
+#define H5T_CONV_INTERNAL_LDOUBLE_ULLONG         0
+#endif
+
 /* Statistics about a conversion function */
 struct H5T_stats_t {
     unsigned	ncalls;			/*num calls to conversion function   */