[Bug c/39012] GCC accepts badly formatted while statement

[pinskia at gcc dot gnu dot org]

------- Comment #2 from pinskia at gcc dot gnu dot org  2009-01-28 22:17 -------
>while ( !b );

Is vaild code but should be warned about.
In fact with 4.3 and above we do get a warning with -W -Wall:
t.cc: In function 'void g()':
t.cc:13: warning: suggest a space before ';' or explicit braces around empty
body in 'while' statement


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39012