diff options
Diffstat (limited to 'include/gtest/internal/gtest-port.h')
| -rw-r--r-- | include/gtest/internal/gtest-port.h | 52 |
1 files changed, 48 insertions, 4 deletions
diff --git a/include/gtest/internal/gtest-port.h b/include/gtest/internal/gtest-port.h index 75429b2..022e670 100644 --- a/include/gtest/internal/gtest-port.h +++ b/include/gtest/internal/gtest-port.h @@ -55,6 +55,9 @@ // is/isn't available (some systems define // ::wstring, which is different to std::wstring). // Leave it undefined to let Google Test define it. +// GTEST_HAS_RTTI - Define it to 1/0 to indicate that RTTI is/isn't +// enabled. Leave it undefined to let Google +// Test define it. // This header defines the following utilities: // @@ -135,6 +138,13 @@ #define GTEST_FLAG_PREFIX "gtest_" #define GTEST_FLAG_PREFIX_UPPER "GTEST_" +// Determines the version of gcc that is used to compile this. +#ifdef __GNUC__ +// 40302 means version 4.3.2. +#define GTEST_GCC_VER_ \ + (__GNUC__*10000 + __GNUC_MINOR__*100 + __GNUC_PATCHLEVEL__) +#endif // __GNUC__ + // Determines the platform on which Google Test is compiled. #ifdef __CYGWIN__ #define GTEST_OS_CYGWIN @@ -215,6 +225,42 @@ #include <strstream> // NOLINT #endif // GTEST_HAS_STD_STRING +// Determines whether RTTI is available. +#ifndef GTEST_HAS_RTTI +// The user didn't tell us whether RTTI is enabled, so we need to +// figure it out. + +#ifdef _MSC_VER + +#ifdef _CPPRTTI // MSVC defines this macro iff RTTI is enabled. +#define GTEST_HAS_RTTI 1 +#else +#define GTEST_HAS_RTTI 0 +#endif // _CPPRTTI + +#elif defined(__GNUC__) + +// Starting with version 4.3.2, gcc defines __GXX_RTTI iff RTTI is enabled. +#if GTEST_GCC_VER_ >= 40302 +#ifdef __GXX_RTTI +#define GTEST_HAS_RTTI 1 +#else +#define GTEST_HAS_RTTI 0 +#endif // __GXX_RTTI +#else +// For gcc versions smaller than 4.3.2, we assume RTTI is enabled. +#define GTEST_HAS_RTTI 1 +#endif // GTEST_GCC_VER >= 40302 + +#else + +// Unknown compiler - assume RTTI is enabled. +#define GTEST_HAS_RTTI 1 + +#endif // _MSC_VER + +#endif // GTEST_HAS_RTTI + // Determines whether to support death tests. #if GTEST_HAS_STD_STRING && defined(GTEST_OS_LINUX) #define GTEST_HAS_DEATH_TEST @@ -284,13 +330,11 @@ // following the argument list: // // Sprocket* AllocateSprocket() GTEST_MUST_USE_RESULT; -#if defined(__GNUC__) \ - && (__GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4)) \ - && !defined(COMPILER_ICC) +#if defined(__GNUC__) && (GTEST_GCC_VER_ >= 30400) && !defined(COMPILER_ICC) #define GTEST_MUST_USE_RESULT __attribute__ ((warn_unused_result)) #else #define GTEST_MUST_USE_RESULT -#endif // (__GNUC__ > 3 || __GNUC__ == 3 && __GNUC_MINOR__ >= 4) +#endif // __GNUC__ && (GTEST_GCC_VER_ >= 30400) && !COMPILER_ICC namespace testing { |