Hans Wennborg | 5294c79 | 2011-12-28 13:10:50 +0000 | [diff] [blame] | 1 | // RUN: %clang_cc1 -fsyntax-only -verify -pedantic -std=c++11 %s |
| 2 | |
| 3 | extern "C" { |
| 4 | extern int scanf(const char *restrict, ...); |
| 5 | extern int printf(const char *restrict, ...); |
| 6 | } |
| 7 | |
| 8 | void f(char **sp, float *fp) { |
Ted Kremenek | ce506ae | 2012-01-20 21:52:58 +0000 | [diff] [blame] | 9 | scanf("%as", sp); // expected-warning{{format specifies type 'float *' but the argument has type 'char **'}} |
Hans Wennborg | 5294c79 | 2011-12-28 13:10:50 +0000 | [diff] [blame] | 10 | |
| 11 | printf("%a", 1.0); |
| 12 | scanf("%afoobar", fp); |
David Blaikie | a73cdcb | 2012-02-10 21:07:25 +0000 | [diff] [blame] | 13 | printf(nullptr); |
| 14 | printf(*sp); // expected-warning {{not a string literal}} |
Richard Smith | df9ef1b | 2012-06-13 05:37:23 +0000 | [diff] [blame] | 15 | |
| 16 | // PR13099 |
| 17 | printf( |
| 18 | R"foobar(%)foobar" |
| 19 | R"bazquux(d)bazquux" // expected-warning {{more '%' conversions than data arguments}} |
| 20 | R"xyzzy()xyzzy"); |
| 21 | |
| 22 | printf(u8"this is %d test", 0); // ok |
| 23 | printf(u8R"foo( |
| 24 | \u1234\U0010fffe |
| 25 | %d)foo" // expected-warning {{more '%' conversions than data arguments}} |
| 26 | ); |
Hans Wennborg | 5294c79 | 2011-12-28 13:10:50 +0000 | [diff] [blame] | 27 | } |