1 // RUN: %clang_cc1 -fsyntax-only -pedantic -verify %s
2 
3 int test['\\' == 92 ? 1 : -1];
4 int test['\"' == 34 ? 1 : -1];
5 int test['\'' == 39 ? 1 : -1];
6 int test['\?' == 63 ? 1 : -1];
7 int test['\a' == 7 ? 1 : -1];
8 int test['\b' == 8 ? 1 : -1];
9 int test['\e' == 27 ? 1 : -1]; // expected-warning {{non-standard escape}}
10 int test['\E' == 27 ? 1 : -1]; // expected-warning {{non-standard escape}}
11 int test['\f' == 12 ? 1 : -1];
12 int test['\n' == 10 ? 1 : -1];
13 int test['\r' == 13 ? 1 : -1];
14 int test['\t' == 9 ? 1 : -1];
15 int test['\v' == 11 ? 1 : -1];
16 int test['\xa' == 10 ? 1 : -1];
17 int test['\1' == 1 ? 1 : -1];
18 int test['\(' == 40 ? 1 : -1]; // expected-warning {{non-standard escape}}
19 int test['\{' == 123 ? 1 : -1]; // expected-warning {{non-standard escape}}
20 int test['\[' == 91 ? 1 : -1]; // expected-warning {{non-standard escape}}
21 int test['\%' == 37 ? 1 : -1]; // expected-warning {{non-standard escape}}
22 const char *format = "abc \m def"; // expected-warning{{unknown escape sequence '\m'}}
23