diff options
Diffstat (limited to 'test/Parser/pragma-optimize-diagnostics.cpp')
| -rw-r--r-- | test/Parser/pragma-optimize-diagnostics.cpp | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/test/Parser/pragma-optimize-diagnostics.cpp b/test/Parser/pragma-optimize-diagnostics.cpp new file mode 100644 index 0000000..af11a4e --- /dev/null +++ b/test/Parser/pragma-optimize-diagnostics.cpp @@ -0,0 +1,28 @@ +// RUN: %clang_cc1 -fsyntax-only -verify %s + +#pragma clang optimize off + +#pragma clang optimize on + +// Extra arguments +#pragma clang optimize on top of spaghetti // expected-error {{unexpected extra argument 'top' to '#pragma clang optimize'}} + +// Wrong argument +#pragma clang optimize something_wrong // expected-error {{unexpected argument 'something_wrong' to '#pragma clang optimize'; expected 'on' or 'off'}} + +// No argument +#pragma clang optimize // expected-error {{missing argument to '#pragma clang optimize'; expected 'on' or 'off'}} + +// Check that macros can be used in the pragma +#define OFF off +#define ON on +#pragma clang optimize OFF +#pragma clang optimize ON + +// Check that _Pragma can also be used to address the use case where users want +// to define optimization control macros to abstract out which compiler they are +// using. +#define OPT_OFF _Pragma("clang optimize off") +#define OPT_ON _Pragma("clang optimize on") +OPT_OFF +OPT_ON |
