Allow $-prefixed hexadecimal FP as an alternative to 0x

Since we allow the prefix $ instead of 0x for integer constants, do
the same for floating point.  No suffix support at this time; we may
want to consider if that would be appropriate.

1 files changed, 2 insertions, 0 deletions

diff --git a/float.c b/float.c
index 4db4bd0c..db641800 100644
--- a/float.c
+++ b/float.c
@@ -659,6 +659,8 @@ static int to_float(const char *str, int sign, uint8_t * result,
     } else {
         if (str[0] == '0' && (str[1] == 'x' || str[1] == 'X'))
             ok = ieee_flconvert_hex(str + 2, mant, &exponent);
+	else if (str[0] == '$')
+	    ok = ieee_flconvert_hex(str + 1, mant, &exponent);
         else
             ok = ieee_flconvert(str, mant, &exponent);