29 lines · cpp
1// RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify=precxx26,expected -Wc++26-extensions %s2// RUN: %clang_cc1 -std=c++2c -fsyntax-only -verify=cxx26,expected -Wpre-c++26-compat %s3 4int main() {5 (void) R"abc`@$(foobar)abc`@$";6 //precxx26-warning@-1 {{'`' in a raw string literal delimiter is a C++2c extension}}7 //precxx26-warning@-2 {{'@' in a raw string literal delimiter is a C++2c extension}}8 //precxx26-warning@-3 {{'$' in a raw string literal delimiter is a C++2c extension}}9 //cxx26-warning@-4 {{'`' in a raw string literal delimiter is incompatible with standards before C++2c}}10 //cxx26-warning@-5 {{'@' in a raw string literal delimiter is incompatible with standards before C++2c}}11 //cxx26-warning@-6 {{'$' in a raw string literal delimiter is incompatible with standards before C++2c}}12 13 (void) R"\t()\t";14 // expected-error@-1 {{invalid character '\' in raw string delimiter}}15 // expected-error@-2 {{expected expression}}16 17 (void) R" () ";18 // expected-error@-1 {{invalid character ' ' in raw string delimiter}}19 // expected-error@-2 {{expected expression}}20 21 (void) R"\()\";22 // expected-error@-1 {{invalid character '\' in raw string delimiter}}23 // expected-error@-2 {{expected expression}}24 25 (void) R"@(foo)@";26 // cxx26-warning@-1 {{'@' in a raw string literal delimiter is incompatible with standards before C++2c}}27 // precxx26-warning@-2 {{'@' in a raw string literal delimiter is a C++2c extension}}28}29