Messages in this thread |  | | | Date | Tue, 17 Oct 2000 11:09:02 +0100 (BST) | | From | Bernd Schmidt <> | | Subject | Re: Patch to remove undefined C code |
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On Tue, 17 Oct 2000, Richard Guenther wrote: > On Tue, 17 Oct 2000, Bernd Schmidt wrote: > > On Tue, 17 Oct 2000, Richard Guenther wrote: > > > The following one is wrong, tho - should be rather > > > str[i] = dn[i]; i++; > > > > Nope. (Well, at least you need to add extra braces.) The comma is a > > sequence point. > > Umm, I thought, dn[i], i++ evaluates to i and dn[i++] evaluates > to dn[i], so it should be either i++, dn[i-1] or the one I showed > above?
According to operator precedence rules, str[i] = dn[i], i++; is equivalent to (str[i] = dn[i]), i++;
Comma has the lowest precedence of all C operators.
Bernd
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