c/2762: scanf and sscanf failed to handle floating point values

[hhuang@cs.columbia.edu]

>Number:         2762
>Category:       c
>Synopsis:       scanf and sscanf failed to handle floating point values
>Confidential:   no
>Severity:       critical
>Priority:       high
>Responsible:    unassigned
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Mon May 07 09:46:01 PDT 2001
>Closed-Date:
>Last-Modified:
>Originator:     Hao Huang
>Release:        gcc version 2.95.3-4 (cygwin special)
>Organization:
>Environment:
Intel Pentium III 733
Windows 2000 Pro SP1 with cygwin 1.3.1
>Description:
scanf and sscanf failed to produce the correct floating point values.  Here is the result from the code:

str:  SIZE_SPACE: 13.5   11.6 1.    1.
size: 135.000000 116.000000 1.000000 1.000000
file: SIZE_SPACE: 13.5   11.6 1.    1.
size: -135.000000 116.000000 1.000000 NaN
c++:  SIZE_SPACE: 13.5   11.6 1.    1.
size: 13.500000 11.600000 1.000000 1.000000
>How-To-Repeat:
compile the code and run it.
>Fix:

>Release-Note:
>Audit-Trail:
>Unformatted: