diff options
Diffstat (limited to 'src/corelib/global')
-rw-r--r-- | src/corelib/global/qcompilerdetection.h | 12 | ||||
-rw-r--r-- | src/corelib/global/qendian.cpp | 2 | ||||
-rw-r--r-- | src/corelib/global/qrandom.cpp | 4 |
3 files changed, 5 insertions, 13 deletions
diff --git a/src/corelib/global/qcompilerdetection.h b/src/corelib/global/qcompilerdetection.h index b173dcf522..ad3d2be69b 100644 --- a/src/corelib/global/qcompilerdetection.h +++ b/src/corelib/global/qcompilerdetection.h @@ -91,7 +91,6 @@ # define Q_OUTOFLINE_TEMPLATE inline # define Q_COMPILER_MANGLES_RETURN_TYPE # define Q_FUNC_INFO __FUNCSIG__ -# define Q_DECL_ALIGN(n) __declspec(align(n)) # define Q_ASSUME_IMPL(expr) __assume(expr) # define Q_UNREACHABLE_IMPL() __assume(0) # define Q_NORETURN __declspec(noreturn) @@ -223,7 +222,6 @@ # define Q_FUNC_INFO __PRETTY_FUNCTION__ # define Q_TYPEOF(expr) __typeof__(expr) # define Q_DECL_DEPRECATED __attribute__ ((__deprecated__)) -# define Q_DECL_ALIGN(n) __attribute__((__aligned__(n))) # define Q_DECL_UNUSED __attribute__((__unused__)) # define Q_LIKELY(expr) __builtin_expect(!!(expr), true) # define Q_UNLIKELY(expr) __builtin_expect(!!(expr), false) @@ -271,7 +269,6 @@ # error "Compiler not supported" # elif __xlC__ >= 0x0600 # define Q_TYPEOF(expr) __typeof__(expr) -# define Q_DECL_ALIGN(n) __attribute__((__aligned__(n))) # define Q_PACKED __attribute__((__packed__)) # endif @@ -447,7 +444,6 @@ /* see http://developers.sun.com/sunstudio/support/Ccompare.html */ # if __SUNPRO_CC >= 0x590 # define Q_TYPEOF(expr) __typeof__(expr) -# define Q_DECL_ALIGN(n) __attribute__((__aligned__(n))) # endif # if __SUNPRO_CC >= 0x550 # define Q_DECL_EXPORT __global @@ -484,9 +480,6 @@ # define Q_DECL_EXPORT __declspec(dllexport) # define Q_DECL_IMPORT __declspec(dllimport) # endif -# if __HP_aCC-0 >= 061200 -# define Q_DECL_ALIGN(n) __attribute__((aligned(n))) -# endif # if __HP_aCC-0 >= 062000 # define Q_DECL_EXPORT __attribute__((visibility("default"))) # define Q_DECL_HIDDEN __attribute__((visibility("hidden"))) @@ -1127,9 +1120,8 @@ # define Q_ALIGNOF(x) alignof(x) #endif -#if defined(Q_COMPILER_ALIGNAS) -# undef Q_DECL_ALIGN -# define Q_DECL_ALIGN(n) alignas(n) +#ifndef Q_DECL_ALIGN +# define Q_DECL_ALIGN(n) alignas(n) #endif #if QT_HAS_CPP_ATTRIBUTE(nodiscard) && !defined(Q_CC_CLANG) // P0188R1 diff --git a/src/corelib/global/qendian.cpp b/src/corelib/global/qendian.cpp index 7fd6e13d3b..c56a7ffbf7 100644 --- a/src/corelib/global/qendian.cpp +++ b/src/corelib/global/qendian.cpp @@ -765,7 +765,7 @@ QT_BEGIN_NAMESPACE #if defined(__SSSE3__) using ShuffleMask = uchar[16]; -Q_DECL_ALIGN(16) static const ShuffleMask shuffleMasks[3] = { +alignas(16) static const ShuffleMask shuffleMasks[3] = { // 16-bit {1, 0, 3, 2, 5, 4, 7, 6, 9, 8, 11, 10, 13, 12, 15, 14}, // 32-bit diff --git a/src/corelib/global/qrandom.cpp b/src/corelib/global/qrandom.cpp index 3cbd40b772..563e5eb7ed 100644 --- a/src/corelib/global/qrandom.cpp +++ b/src/corelib/global/qrandom.cpp @@ -355,7 +355,7 @@ struct QRandomGenerator::SystemAndGlobalGenerators // the state in case another thread tries to lock the mutex. It's not // a common scenario, but since sizeof(QRandomGenerator) >= 2560, the // overhead is actually acceptable. - // 2) We use both Q_DECL_ALIGN and std::aligned_storage<..., 64> because + // 2) We use both alignas and std::aligned_storage<..., 64> because // some implementations of std::aligned_storage can't align to more // than a primitive type's alignment. // 3) We don't store the entire system QRandomGenerator, only the space @@ -364,7 +364,7 @@ struct QRandomGenerator::SystemAndGlobalGenerators QBasicMutex globalPRNGMutex; struct ShortenedSystem { uint type; } system_; SystemGenerator sys; - Q_DECL_ALIGN(64) std::aligned_storage<sizeof(QRandomGenerator64), 64>::type global_; + alignas(64) std::aligned_storage<sizeof(QRandomGenerator64), 64>::type global_; #ifdef Q_COMPILER_CONSTEXPR constexpr SystemAndGlobalGenerators() |