xbolva00 marked an inline comment as done.
xbolva00 added inline comments.
================
Comment at: lib/Sema/SemaExpr.cpp:10929
+ // Do not diagnose if xor keyword is used.
+ if (ExprStr.find("xor") != llvm::StringRef::npos)
+ return;
----------------
jfb wrote:
> xbolva00 wrote:
> > Quuxplusone wrote:
> > > xbolva00 wrote:
> > > > jfb wrote:
> > > > > Doesn't this match any expression that contains `xor`? Put another
> > > > > way, I don't see `"xor"` used anywhere else under clang, what's
> > > > > usually done?
> > > > Yes, but since xor is keyword in C++, I think this is safe.
> > > I believe JF is worried about expressions like `constexpr int
> > > flexor_exponent = 3; return 10 ^ flexor_exponent;`. That expression
> > > contains the substring `"xor"` but does not use the `xor` keyword. Which
> > > reminds me, can you add some test cases showing what behavior you expect
> > > for operands that are not integer literals but still compile-time
> > > `const`, or `constexpr`, or template arguments?
> > Ah, I will change it to “ xor “.
> Spaces aren't the only valid whitespace character :)
>
> ```
> 2 xor
> 31
> ```
I will rework it to chech only XOR op, not the while expr.
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D63423/new/
https://reviews.llvm.org/D63423
_______________________________________________
cfe-commits mailing list
cfe-commits@lists.llvm.org
https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
