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Diffstat (limited to 'test/Sema/string-plus-char.c')
| -rw-r--r-- | test/Sema/string-plus-char.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/test/Sema/string-plus-char.c b/test/Sema/string-plus-char.c index 322e8f5962be..66c1182eb046 100644 --- a/test/Sema/string-plus-char.c +++ b/test/Sema/string-plus-char.c @@ -1,5 +1,11 @@ // RUN: %clang_cc1 -fsyntax-only -verify %s +struct AB{const char *a; const char*b;}; + +const char *foo(const struct AB *ab) { + return ab->a + 'b'; // expected-warning {{adding 'char' to a string pointer does not append to the string}} expected-note {{use array indexing to silence this warning}} +} + void f(const char *s) { char *str = 0; char *str2 = str + 'c'; // expected-warning {{adding 'char' to a string pointer does not append to the string}} expected-note {{use array indexing to silence this warning}} @@ -8,6 +14,15 @@ void f(const char *s) { str = 'c' + str;// expected-warning {{adding 'char' to a string pointer does not append to the string}} expected-note {{use array indexing to silence this warning}} + char strArr[] = "foo"; + str = strArr + 'c'; // expected-warning {{adding 'char' to a string pointer does not append to the string}} expected-note {{use array indexing to silence this warning}} + char *strArr2[] = {"ac","dc"}; + str = strArr2[0] + 'c'; // expected-warning {{adding 'char' to a string pointer does not append to the string}} expected-note {{use array indexing to silence this warning}} + + + struct AB ab; + constStr = foo(&ab) + 'c'; // expected-warning {{adding 'char' to a string pointer does not append to the string}} expected-note {{use array indexing to silence this warning}} + // no-warning char c = 'c'; str = str + c; |