diff options
Diffstat (limited to 'clang/lib/Frontend/InitPreprocessor.cpp')
| -rw-r--r-- | clang/lib/Frontend/InitPreprocessor.cpp | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/clang/lib/Frontend/InitPreprocessor.cpp b/clang/lib/Frontend/InitPreprocessor.cpp index 192862db657..8a87b9f35e3 100644 --- a/clang/lib/Frontend/InitPreprocessor.cpp +++ b/clang/lib/Frontend/InitPreprocessor.cpp @@ -559,6 +559,10 @@ static void InitializeCPlusPlusFeatureTestMacros(const LangOptions &LangOpts, Builder.defineMacro("__cpp_experimental_concepts", "1"); if (LangOpts.CoroutinesTS) Builder.defineMacro("__cpp_coroutines", "201703L"); + + // Potential future breaking changes. + if (LangOpts.Char8) + Builder.defineMacro("__cpp_char8_t", "201803"); } static void InitializePredefinedMacros(const TargetInfo &TI, @@ -939,6 +943,8 @@ static void InitializePredefinedMacros(const TargetInfo &TI, InlineWidthBits)); DEFINE_LOCK_FREE_MACRO(BOOL, Bool); DEFINE_LOCK_FREE_MACRO(CHAR, Char); + if (LangOpts.Char8) + DEFINE_LOCK_FREE_MACRO(CHAR8_T, Char); // Treat char8_t like char. DEFINE_LOCK_FREE_MACRO(CHAR16_T, Char16); DEFINE_LOCK_FREE_MACRO(CHAR32_T, Char32); DEFINE_LOCK_FREE_MACRO(WCHAR_T, WChar); |
