File: cxx-concepts-ambig-constraint-expr.cpp

package info (click to toggle)
swiftlang 6.0.3-2
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 2,519,992 kB
  • sloc: cpp: 9,107,863; ansic: 2,040,022; asm: 1,135,751; python: 296,500; objc: 82,456; f90: 60,502; lisp: 34,951; pascal: 19,946; sh: 18,133; perl: 7,482; ml: 4,937; javascript: 4,117; makefile: 3,840; awk: 3,535; xml: 914; fortran: 619; cs: 573; ruby: 573
file content (9 lines) | stat: -rw-r--r-- 434 bytes parent folder | download | duplicates (15) 
1
2
3
4
5
6
7
8
9
 
// RUN: %clang_cc1 -std=c++2a -x c++ %s -verify

// Test parsing of constraint-expressions in cases where the grammar is
// ambiguous with the expectation that the longest token sequence which matches
// the syntax is consumed without backtracking.

// type-specifier-seq in conversion-type-id
template <typename T> requires T::operator short
unsigned int foo(); // expected-error {{a type specifier is required for all declarations}}