X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Fstrtod.c;h=def37ca26f4a1625d7a52a5b6e26eca6c662be67;hb=6c57163fce3714ebd5ee93d69e3063292b2b69fb;hp=cd61add1608e4abc50a33597f8b63c5318ae1bbb;hpb=2414bb80fe0195d2799fcd876830cc9772acb1b9;p=gnulib.git

diff --git a/lib/strtod.c b/lib/strtod.c
index cd61add16..def37ca26 100644
--- a/lib/strtod.c
+++ b/lib/strtod.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-1992, 1997, 1999, 2003, 2006, 2008-2010 Free Software
+/* Copyright (C) 1991-1992, 1997, 1999, 2003, 2006, 2008-2012 Free Software
    Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
@@ -149,7 +149,7 @@ parse_number (const char *nptr,
       else
         {
           /* The value of the digit doesn't matter, since we have already
-             gotten as many digits as can be represented in a `double'.
+             gotten as many digits as can be represented in a 'double'.
              This doesn't necessarily mean the result will overflow.
              The exponent may reduce it to within range.
 
@@ -193,7 +193,7 @@ static double underlying_strtod (const char *, char **);
 /* HP cc on HP-UX 10.20 has a bug with the constant expression -0.0.
    ICC 10.0 has a bug when optimizing the expression -zero.
    The expression -DBL_MIN * DBL_MIN does not work when cross-compiling
-   to PowerPC on MacOS X 10.5.  */
+   to PowerPC on Mac OS X 10.5.  */
 #if defined __hpux || defined __sgi || defined __ICC
 static double
 compute_minus_zero (void)
@@ -303,6 +303,7 @@ strtod (const char *nptr, char **endptr)
           && c_tolower (s[4]) == 'y')
         s += 5;
       num = HUGE_VAL;
+      errno = saved_errno;
     }
   else if (c_tolower (*s) == 'n'
            && c_tolower (s[1]) == 'a'
@@ -325,6 +326,7 @@ strtod (const char *nptr, char **endptr)
          to interpreting n-char-sequence as a hexadecimal number.  */
       if (s != end)
         num = NAN;
+      errno = saved_errno;
     }
   else
     {