1// This should warn by default.
2// RUN: %clang_cc1 %s 2>&1 | grep "warning:"
3// This should not emit anything.
4// RUN: %clang_cc1 %s -Wno-extra-tokens 2>&1 | not grep diagnostic
5
6// -Werror can map all warnings to error.
7// RUN: %clang_cc1 %s -Werror 2>&1 | grep "error:"
8
9// -Werror can map this one warning to error.
10// RUN: %clang_cc1 %s -Werror=extra-tokens 2>&1 | grep "error:"
11
12// Mapping unrelated diags to errors doesn't affect this one.
13// RUN: %clang_cc1 %s -Werror=trigraphs 2>&1 | grep "warning:"
14
15// This should stay a warning with -pedantic.
16// RUN: %clang_cc1 %s -pedantic 2>&1 | grep "warning:"
17
18// This should emit an error with -pedantic-errors.
19// RUN: %clang_cc1 %s -pedantic-errors 2>&1 | grep "error:"
20
21// This should emit a warning, because -Wfoo overrides -pedantic*.
22// RUN: %clang_cc1 %s -pedantic-errors -Wextra-tokens 2>&1 | grep "warning:"
23
24// This should emit nothing, because -Wno-extra-tokens overrides -pedantic*
25// RUN: %clang_cc1 %s -pedantic-errors -Wno-extra-tokens 2>&1 | not grep diagnostic
26
27#ifdef foo
28#endif bad // extension!
29
30int x;
31