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Fix MinGW build without any optimizations

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Building without any optimizations disabled implicit inlining of
MetaClass::getMemberList() and we ended up with many undefined symbols.
This commit is contained in:
Roland Winklmeier
2018-01-29 07:49:42 +00:00
committed by Klaus Basan
parent aa21d9ea92
commit 87bb9e28cd
2 changed files with 7 additions and 2 deletions
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7
mkspecs/features/common_pre.prf
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@@ -74,7 +74,12 @@ msvc:!llvm: QMAKE_CXXFLAGS *= /bigobj
# No gigantic MinGW obj files
################################
win32-g++: QMAKE_CXXFLAGS_DEBUG += -Og
# If you get variables, optimized out during debugging, try to comment the first and uncomment
# the second line. This disables all debug optimizations. But be warned, that the build
# will take hours.
win32-g++: CONFIG += optimize_debug
# win32-g++: QMAKE_CXXFLAGS *= -Wa,-mbig-obj
################################
# FSX or FS9 on 32bit Windows only

2
src/blackmisc/metaclass.h
View File

@@ -28,7 +28,7 @@
// Work around MinGW problem with combination of constexpr and extern template
#if defined(Q_OS_WIN) && defined(Q_CC_GNU)
#define BLACK_NO_EXPORT_CONSTEXPR constexpr inline __attribute__((gnu_inline))
#define BLACK_NO_EXPORT_CONSTEXPR constexpr inline __attribute__((always_inline))
#else
#define BLACK_NO_EXPORT_CONSTEXPR constexpr
#endif