================
@@ -90,6 +90,12 @@ static bool isCppAttribute(bool IsCpp, const FormatToken
&Tok) {
// The first square bracket is part of an ObjC array literal
if (Tok.Previous && Tok.Previous->is(tok::at))
return false;
+ // A C++ attribute specifier '[[...]]' never appears directly inside another
+ // '['. Treating malformed input like '[[[a]]' as one would mis-annotate the
+ // inner '[' as TT_AttributeLSquare while leaving the outer '[' as a raw
+ // tok::l_square, tripping an assertion in canBreakBefore.
+ if (Tok.Previous && Tok.Previous->is(tok::l_square))
----------------
mygitljf wrote:
I don’t think this helps — I’ve verified it.
For `[[[a]]`, the error hits the middle `[` — the loop only runs over `a ] ]`
and never finds the `[`, so the `is(tok::l_square)` check in the loop never
triggers.
https://github.com/llvm/llvm-project/pull/199103
_______________________________________________
cfe-commits mailing list
[email protected]
https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
