lebedev.ri added inline comments.

================
Comment at: clang-tidy/readability/IdentifierNamingCheck.cpp:660-678
-  // Check if the range is entirely contained within a macro argument.
-  SourceLocation MacroArgExpansionStartForRangeBegin;
-  SourceLocation MacroArgExpansionStartForRangeEnd;
-  bool RangeIsEntirelyWithinMacroArgument =
-      SourceMgr &&
-      SourceMgr->isMacroArgExpansion(Range.getBegin(),
-                                     &MacroArgExpansionStartForRangeBegin) &&
----------------
@JonasToth that is what this code did.
From a quick look i'm not sure what it would decide without the source manager,
so i simply refactored it as a function, and kept the semantics.


================
Comment at: clang-tidy/readability/UppercaseLiteralSuffixCheck.cpp:165
+
+  diag(LiteralLocation, "%0 literal suffix '%1' is not upper-case")
+      << LiteralType::Name << S.OldSuffix
----------------
JonasToth wrote:
> lebedev.ri wrote:
> > lebedev.ri wrote:
> > > JonasToth wrote:
> > > > lebedev.ri wrote:
> > > > > JonasToth wrote:
> > > > > > JonasToth wrote:
> > > > > > > Lets move this `diag` into the true branch of the if stmt and 
> > > > > > > drop the ´else`.
> > > > > > I think the warning should point at the suffix, which can be 
> > > > > > retrieved from the replacement range. Then you don't need to 
> > > > > > include the suffix itself in the diagnostic
> > > > > If the warnings are aggregated (i.e. not raw `make` dump), with only 
> > > > > the first line shown, the suffix will still be invisible.
> > > > > 
> > > > > Regarding the pointer direction, i'm not sure.
> > > > > For now i have reworded the diag to justify pointing at the literal 
> > > > > itself.
> > > > I don't understand that. The warning message does include the source 
> > > > location that would be clearly on the literal suffix and the warning 
> > > > without the suffix printed is clear as well. Having this slightly 
> > > > simpler diagnostic would simplify the code significantly.
> > > *location*. which will still be a location, if only the first line of the 
> > > warning is displayed.
> > > 
> > > We won't even win all that much.
> > > Sure, we will return `Optional<FixitHint>`, but we will still need to do 
> > > all that internal stuff to find the old suffix, uppercase it, compare 
> > > them, etc.
> > > 
> > > And we lose a very useful ability to check what it considered to be the 
> > > old suffix in the tests.
> > > 
> > > It is basically the same question as in D51949.
> > > If you insist, sure, i can do that, but i *really* do believe this is 
> > > **WRONG**.
> > And one more problem here, where do we point if we don't have a fix-it to 
> > get the suffix location from?
> That point is valid, but if we dont have a suffix location, there is no 
> suffix?
> I dont insist :)
See `test/clang-tidy/readability-uppercase-literal-suffix-integer-macro.cpp`, 
`horrible_macros()`
I guess if we point at the suffix, we will also get less useful `expanded from` 
messages.


Repository:
  rCTE Clang Tools Extra

https://reviews.llvm.org/D52670



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