33 lines
1.1 KiB
C++
33 lines
1.1 KiB
C++
$NetBSD: patch-mozilla_mfbt_Attributes.h,v 1.2 2015/07/09 15:17:34 ryoon Exp $
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--- mozilla/mfbt/Attributes.h.orig 2015-06-08 17:49:26.000000000 +0000
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+++ mozilla/mfbt/Attributes.h
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@@ -50,6 +50,7 @@
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* don't indicate support for them here, due to
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* http://stackoverflow.com/questions/20498142/visual-studio-2013-explicit-keyword-bug
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*/
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+# define MOZ_HAVE_CXX11_ALIGNAS
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# define MOZ_HAVE_NEVER_INLINE __declspec(noinline)
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# define MOZ_HAVE_NORETURN __declspec(noreturn)
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# ifdef __clang__
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@@ -70,6 +71,9 @@
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# ifndef __has_extension
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# define __has_extension __has_feature /* compatibility, for older versions of clang */
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# endif
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+# if __has_extension(cxx_alignas)
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+# define MOZ_HAVE_CXX11_ALIGNAS
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+# endif
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# if __has_extension(cxx_constexpr)
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# define MOZ_HAVE_CXX11_CONSTEXPR
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# endif
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@@ -84,6 +88,9 @@
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# endif
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#elif defined(__GNUC__)
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# if defined(__GXX_EXPERIMENTAL_CXX0X__) || __cplusplus >= 201103L
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+# if MOZ_GCC_VERSION_AT_LEAST(4, 8, 0)
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+# define MOZ_HAVE_CXX11_ALIGNAS
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+# endif
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# define MOZ_HAVE_CXX11_CONSTEXPR
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# define MOZ_HAVE_EXPLICIT_CONVERSION
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# endif
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