real.c: Fix comment to reflect actual exponent size.

	* real.c: Fix comment to reflect actual exponent size.

From-SVN: r152542

gcc/ChangeLog

+2009-10-07  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* real.c: Fix comment to reflect actual exponent size.
+
 2009-10-08  Ben Elliston  <bje@au.ibm.com>
 
 	* config/rs6000/a2.md: Add FSF comment header.

gcc/real.c

@@ -57,7 +57,7 @@
 
    Both of these requirements are easily satisfied.  The largest target
    significand is 113 bits; we store at least 160.  The smallest
-   denormal number fits in 17 exponent bits; we store 27.
+   denormal number fits in 17 exponent bits; we store 26.
 
    Note that the decimal string conversion routines are sensitive to
    rounding errors.  Since the raw arithmetic routines do not themselves