Ignore real pad in core.internal.convert unittest

Change unittest to ignore any pad bytes in a floating point type because those bits are undefined. Fixes test part of ldc issue #788.
dlang · Jun 3, 2015 · fda62ef · fda62ef
1 parent dc82475
commit fda62ef
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/src/core/internal/convert.d b/src/core/internal/convert.d
@@ -325,7 +325,10 @@ version(unittest)
 
         enum ctbytes = toUbyte2(ctval);
 
-        assert(rtbytes[] == ctbytes);
+        // don't test pad bytes because can be anything
+        enum testsize =
+            (FloatTraits!TYPE.EXPONENT + FloatTraits!TYPE.MANTISSA + 1)/8;
+        assert(rtbytes[0..testsize] == ctbytes[0..testsize]);
     }
 
     private void testConvert()