Set V8_HAS_DECLSPEC_SELECTANY for clang-cl

include/v8config.h

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8CONFIG_H_
 #define V8CONFIG_H_
 
 // Platform headers for feature detection below.
 #if defined(__ANDROID__)
 # include <sys/cdefs.h>
@@ skipping 183 matching lines @@
 //  #if V8_CC_INTEL
 //   ...
 //  #endif
 
 #if defined(__clang__)
 
 #if defined(__GNUC__)  // Clang in gcc mode.
 # define V8_CC_GNU 1
 #elif defined(_MSC_VER)  // Clang in cl mode.
 # define V8_CC_MSVC 1
+# define V8_HAS_DECLSPEC_SELECTANY 1
 #endif
 
 // Clang defines __alignof__ as alias for __alignof
 # define V8_HAS___ALIGNOF 1
 # define V8_HAS___ALIGNOF__ V8_HAS___ALIGNOF
 
 # define V8_HAS_ATTRIBUTE_ALIGNED (__has_attribute(aligned))
 # define V8_HAS_ATTRIBUTE_ALWAYS_INLINE (__has_attribute(always_inline))
 # define V8_HAS_ATTRIBUTE_DEPRECATED (__has_attribute(deprecated))
 # define V8_HAS_ATTRIBUTE_NOINLINE (__has_attribute(noinline))
@@ skipping 48 matching lines @@
 // are detectable by checking whether __GXX_EXPERIMENTAL_CXX0X__ is defined or,
 // more standardly, by checking whether __cplusplus has a C++11 or greater
 // value. Current versions of g++ do not correctly set __cplusplus, so we check
 // both for forward compatibility.
 # if defined(__GXX_EXPERIMENTAL_CXX0X__) || __cplusplus >= 201103L
 #  define V8_HAS_CXX11_ALIGNAS (V8_GNUC_PREREQ(4, 8, 0))
 #  define V8_HAS_CXX11_ALIGNOF (V8_GNUC_PREREQ(4, 8, 0))
 #  define V8_HAS_CXX11_STATIC_ASSERT (V8_GNUC_PREREQ(4, 3, 0))
 # endif
 
 #elif defined(_MSC_VER)

[Nico, 2015/05/20 19:28:22]

don't we support all the stuff in here too? Should this be an #if instead of an
#elif?

[hans, 2015/05/20 20:21:15]

Yeah, that would work.

 
 # define V8_CC_MSVC 1
 
 # define V8_HAS___ALIGNOF 1
 
 # define V8_HAS_DECLSPEC_ALIGN 1
 # define V8_HAS_DECLSPEC_DEPRECATED 1
 # define V8_HAS_DECLSPEC_NOINLINE 1
 # define V8_HAS_DECLSPEC_SELECTANY 1
 
@@ skipping 113 matching lines @@
 // Annotate a function indicating the caller must examine the return value.
 // Use like:
 //   int foo() WARN_UNUSED_RESULT;
 #if V8_HAS_ATTRIBUTE_WARN_UNUSED_RESULT
 #define V8_WARN_UNUSED_RESULT __attribute__((warn_unused_result))
 #else
 #define V8_WARN_UNUSED_RESULT /* NOT SUPPORTED */
 #endif
 
 #endif  // V8CONFIG_H_