diff options
Diffstat (limited to 'mkspecs')
| -rw-r--r-- | mkspecs/features/data/macros.cpp | 1 | ||||
| -rw-r--r-- | mkspecs/features/default_post.prf | 5 | ||||
| -rw-r--r-- | mkspecs/features/toolchain.prf | 1 |
3 files changed, 7 insertions, 0 deletions
diff --git a/mkspecs/features/data/macros.cpp b/mkspecs/features/data/macros.cpp index 88473fb980..e677dace12 100644 --- a/mkspecs/features/data/macros.cpp +++ b/mkspecs/features/data/macros.cpp @@ -1,4 +1,5 @@ // Keep this file small. The pre-processed contents are eval'd by qmake. +QT_COMPILER_STDCXX = __cplusplus #ifdef _MSC_VER QMAKE_MSC_VER = _MSC_VER QMAKE_MSC_FULL_VER = _MSC_FULL_VER diff --git a/mkspecs/features/default_post.prf b/mkspecs/features/default_post.prf index 60759b445e..359191c2d3 100644 --- a/mkspecs/features/default_post.prf +++ b/mkspecs/features/default_post.prf @@ -95,6 +95,11 @@ breakpad { !isEmpty(QMAKE_STRIP):QMAKE_POST_LINK = $$QMAKE_POST_LINK$$escape_expand(\\n\\t)$$quote($$QMAKE_STRIP $$DEBUGFILENAME) } +!c++11:!c++14:!c++1z { + # Qt requires C++11 since 5.7, check if we need to force a compiler option + QT_COMPILER_STDCXX_no_L = $$replace(QT_COMPILER_STDCXX, "L$", "") + !greaterThan(QT_COMPILER_STDCXX_no_L, 199711): CONFIG += c++11 +} c++11|c++14|c++1z { # Disable special compiler flags for host builds !host_build|!cross_compile { diff --git a/mkspecs/features/toolchain.prf b/mkspecs/features/toolchain.prf index 6d96eaf689..46a9c5707a 100644 --- a/mkspecs/features/toolchain.prf +++ b/mkspecs/features/toolchain.prf @@ -137,6 +137,7 @@ unset(target_prefix) # Populate QMAKE_COMPILER_DEFINES and some compatibility variables. # The $$format_number() calls strip leading zeros to avoid misinterpretation as octal. +QMAKE_COMPILER_DEFINES += __cplusplus=$$QT_COMPILER_STDCXX !isEmpty(QMAKE_MSC_VER) { QMAKE_COMPILER_DEFINES += _MSC_VER=$$QMAKE_MSC_VER _MSC_FULL_VER=$$QMAKE_MSC_FULL_VER QT_MSVC_MAJOR_VERSION = $$replace(QMAKE_MSC_FULL_VER, "(..)(..)(.*)", "\\1") |