[llvm-bugs] [Bug 50629] New: [Format] clang-format recognizes */& as a PointerOrReference when operator is called as a non-member function

[via llvm-bugs]

https://bugs.llvm.org/show_bug.cgi?id=50629

            Bug ID: 50629
           Summary: [Format] clang-format recognizes */& as a
                    PointerOrReference when operator is called as a
                    non-member function
           Product: clang
           Version: trunk
          Hardware: All
                OS: All
            Status: NEW
          Severity: enhancement
          Priority: P
         Component: Formatter
          Assignee: unassignedclangbugs at nondot.org
          Reporter: yilong.guo at intel.com
                CC: djasper at google.com, klimek at google.com,
                    llvm-bugs at lists.llvm.org

The following code:
```
void f() { operator+(a, b * b); }
```

Format with command:
```
clang-format b.cpp  --debug-only=format-token-annotator
```

Output:
```
AnnotatedTokens(L=0):
 M=0 C=0 T=Unknown S=1 F=0 B=0 BK=0 P=0 Name=void L=4 PPK=2 FakeLParens=
FakeRParens=0 II=0x19c6078 Text='void'
 M=0 C=1 T=FunctionDeclarationName S=1 F=0 B=0 BK=0 P=80 Name=identifier L=6
PPK=2 FakeLParens= FakeRParens=0 II=0x19c36b0 Text='f'
 M=0 C=0 T=Unknown S=0 F=0 B=0 BK=0 P=23 Name=l_paren L=7 PPK=2 FakeLParens=
FakeRParens=0 II=0x0 Text='('
 M=0 C=0 T=Unknown S=0 F=0 B=0 BK=0 P=140 Name=r_paren L=8 PPK=2 FakeLParens=
FakeRParens=0 II=0x0 Text=')'
 M=0 C=0 T=FunctionLBrace S=1 F=0 B=0 BK=1 P=23 Name=l_brace L=10 PPK=2
FakeLParens= FakeRParens=0 II=0x0 Text='{'
----
AnnotatedTokens(L=1):
 M=0 C=0 T=Unknown S=1 F=0 B=0 BK=0 P=0 Name=operator L=8 PPK=2 FakeLParens=
FakeRParens=0 II=0x19c6670 Text='operator'
 M=0 C=0 T=OverloadedOperator S=0 F=0 B=0 BK=0 P=33 Name=plus L=9 PPK=2
FakeLParens= FakeRParens=0 II=0x0 Text='+'
 M=0 C=0 T=OverloadedOperatorLParen S=0 F=0 B=0 BK=0 P=33 Name=l_paren L=10
PPK=2 FakeLParens= FakeRParens=0 II=0x0 Text='('
 M=0 C=1 T=Unknown S=0 F=0 B=0 BK=0 P=59 Name=identifier L=11 PPK=2
FakeLParens=1/ FakeRParens=0 II=0x19c36e0 Text='a'
 M=0 C=0 T=Unknown S=0 F=0 B=0 BK=0 P=41 Name=comma L=12 PPK=2 FakeLParens=
FakeRParens=0 II=0x0 Text=','
 M=0 C=1 T=Unknown S=1 F=0 B=0 BK=0 P=41 Name=identifier L=14 PPK=2
FakeLParens= FakeRParens=0 II=0x19c3710 Text='b'
 M=0 C=1 T=PointerOrReference S=1 F=0 B=0 BK=0 P=230 Name=star L=16 PPK=2
FakeLParens= FakeRParens=0 II=0x0 Text='*'
 M=0 C=1 T=StartOfName S=0 F=0 B=0 BK=0 P=240 Name=identifier L=17 PPK=2
FakeLParens= FakeRParens=1 II=0x19c3710 Text='b'
 M=0 C=0 T=Unknown S=0 F=0 B=0 BK=0 P=43 Name=r_paren L=18 PPK=2 FakeLParens=
FakeRParens=0 II=0x0 Text=')'
 M=0 C=0 T=Unknown S=0 F=0 B=0 BK=0 P=23 Name=semi L=19 PPK=2 FakeLParens=
FakeRParens=0 II=0x0 Text=';'
----
AnnotatedTokens(L=0):
 M=0 C=0 T=Unknown S=1 F=0 B=0 BK=0 P=0 Name=r_brace L=1 PPK=2 FakeLParens=
FakeRParens=0 II=0x0 Text='}'
----
AnnotatedTokens(L=0):
 M=0 C=0 T=Unknown S=1 F=0 B=0 BK=0 P=0 Name=eof L=0 PPK=2 FakeLParens=
FakeRParens=0 II=0x0 Text=''
----
void f() { operator+(a, b *b); }
```

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