diff options
Diffstat (limited to 'include/gtest')
| -rw-r--r-- | include/gtest/internal/gtest-port.h | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/include/gtest/internal/gtest-port.h b/include/gtest/internal/gtest-port.h index 054851bc..97736314 100644 --- a/include/gtest/internal/gtest-port.h +++ b/include/gtest/internal/gtest-port.h @@ -96,8 +96,8 @@ // // Macros for basic C++ coding: // GTEST_AMBIGUOUS_ELSE_BLOCKER_ - for disabling a gcc warning. -// GTEST_ATTRIBUTE_UNUSED_ - declares that a class' instances don't have to -// be used. +// GTEST_ATTRIBUTE_UNUSED_ - declares that a class' instances or a +// variable don't have to be used. // GTEST_DISALLOW_COPY_AND_ASSIGN_ - disables copy ctor and operator=. // GTEST_MUST_USE_RESULT_ - declares that a function's result must be used. // @@ -439,7 +439,7 @@ #define GTEST_AMBIGUOUS_ELSE_BLOCKER_ switch (0) case 0: // NOLINT #endif -// Use this annotation at the end of a struct / class definition to +// Use this annotation at the end of a struct/class definition to // prevent the compiler from optimizing away instances that are never // used. This is useful when all interesting logic happens inside the // c'tor and / or d'tor. Example: @@ -447,6 +447,9 @@ // struct Foo { // Foo() { ... } // } GTEST_ATTRIBUTE_UNUSED_; +// +// Also use it after a variable or parameter declaration to tell the +// compiler the variable/parameter does not have to be used. #if defined(__GNUC__) && !defined(COMPILER_ICC) #define GTEST_ATTRIBUTE_UNUSED_ __attribute__ ((unused)) #else |