Infinite look ahead required by C++?

"ng2010" <ng2010@att.invalid>
Fri, 5 Feb 2010 22:27:54 -0600

          From comp.compilers
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From: "ng2010" <ng2010@att.invalid>
Newsgroups: comp.compilers
Date: Fri, 5 Feb 2010 22:27:54 -0600
Organization: A noiseless patient Spider
Keywords: C++, parse, question
Posted-Date: 06 Feb 2010 09:58:38 EST

What elements of C++ make it so hard to parse? Is it a weakness of
compiler designs rather than a weakness of the language design? I've read
somewhere that the language requires potentially infinite look ahead.
Why? And how do compilers handle it?
[It's ambiguous syntax. Others can doubtless fill in the details. -John]


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