Hi! Jean-Christophe Touvet wrote: >> Ignore them all. The first three are dubious. The spec is somewhat >>ambiguous (5.16 Stroustrop), but the definite intent is to replicate the >>behavior of an if..else clause. If start is zero, it would take a very >>perverse compiler to increment it in this instance. And you're probably >>not >>using gopher. >> > > I don't think it's the problem. If start is not zero, the statement >equals to "start = ++start;" which is in fact undefined in C. > I don't know if this statement is realy undefined in ANSI C, but it works as expected when using an ANSI C compiler (I did a little test to confirm it and it works ok in GNU C and Sun Workshop C compilers) . Indeed, using GNU C compiler over Red Hat 7.1, I didn't have any of the warning messages that David has using Compaq C compiler over the same plataform... So, I think we may safely ignore those warnings... :) Best regards! Manuele
Received on Tuesday, 29 January 2002 04:49:03 UTC