diff options
| -rw-r--r-- | src/corelib/global/qcompilerdetection.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/corelib/global/qcompilerdetection.h b/src/corelib/global/qcompilerdetection.h index 0230b5a784..b2340bff8e 100644 --- a/src/corelib/global/qcompilerdetection.h +++ b/src/corelib/global/qcompilerdetection.h @@ -1406,7 +1406,11 @@ QT_WARNING_DISABLE_MSVC(4530) /* C++ exception handler used, but unwind semantic #endif #if defined(__cplusplus) && __cplusplus >= 202002L // P0846 doesn't have a feature macro :/ +# if !defined(Q_CC_MSVC_ONLY) || Q_CC_MSVC < 1939 // claims C++20 support but lacks P0846 + // 1939 is known to work + // 1936 is known to fail # define QT_COMPILER_HAS_P0846 +# endif #endif #ifdef QT_COMPILER_HAS_P0846 |