[Mesa-dev] [PATCH] Require Visual Studio 2015.

[Jose Fonseca]

We no longer need or use Visual Studio 2013.

https://ci.appveyor.com/project/jrfonseca/mesa/build/52
---
 docs/install.html           |  2 +-
 include/c11/threads_win32.h | 12 +-----------
 include/c99_compat.h        |  4 ++--
 src/util/macros.h           |  4 +---
 4 files changed, 5 insertions(+), 17 deletions(-)

diff --git a/docs/install.html b/docs/install.html
index d3c53d174a3..49a88067501 100644
--- a/docs/install.html
+++ b/docs/install.html
@@ -57,7 +57,7 @@ willing to maintain support for other compiler get in touch.
 <ul>
 <li>GCC 4.2.0 or later (some parts of Mesa may require later versions)
 <li>clang - exact minimum requirement is currently unknown.
-<li>Microsoft Visual Studio 2013 Update 4 or later is required, for building on Windows.
+<li>Microsoft Visual Studio 2015 or later is required, for building on Windows.
 </ul>
 
 
diff --git a/include/c11/threads_win32.h b/include/c11/threads_win32.h
index dac8ef76973..326cfc46775 100644
--- a/include/c11/threads_win32.h
+++ b/include/c11/threads_win32.h
@@ -76,18 +76,8 @@ Configuration macro:
 #endif
 
 /* Visual Studio 2015 and later */
-#if _MSC_VER >= 1900
-#define HAVE_TIMESPEC
+#ifdef _MSC_VER
 #define HAVE_TIMESPEC_GET
-#elif defined(__MINGW32__)
-#define HAVE_TIMESPEC
-#endif
-
-#ifndef HAVE_TIMESPEC
-struct timespec {
-    time_t tv_sec;
-    long tv_nsec;
-};
 #endif
 
 /*---------------------------- macros ----------------------------*/
diff --git a/include/c99_compat.h b/include/c99_compat.h
index 81621a7fabc..b681725b2b0 100644
--- a/include/c99_compat.h
+++ b/include/c99_compat.h
@@ -36,8 +36,8 @@
  */
 #if defined(_MSC_VER)
 
-#  if _MSC_VER < 1800 || (_MSC_FULL_VER < 180031101 && !defined(__clang__))
-#    error "Microsoft Visual Studio 2013 Update 4 or higher required"
+#  if _MSC_VER < 1900
+#    error "Microsoft Visual Studio 2015 or higher required"
 #  endif
 
    /*
diff --git a/src/util/macros.h b/src/util/macros.h
index fb522ee3d3e..c47bbb6dfcd 100644
--- a/src/util/macros.h
+++ b/src/util/macros.h
@@ -198,9 +198,7 @@ do {                       \
 #         define HAS_TRIVIAL_DESTRUCTOR(T) __has_trivial_destructor(T)
 #      endif
 #   elif defined(_MSC_VER) && !defined(__INTEL_COMPILER)
-#      if _MSC_VER >= 1800
-#         define HAS_TRIVIAL_DESTRUCTOR(T) __has_trivial_destructor(T)
-#      endif
+#      define HAS_TRIVIAL_DESTRUCTOR(T) __has_trivial_destructor(T)
 #   endif
 #   ifndef HAS_TRIVIAL_DESTRUCTOR
        /* It's always safe (if inefficient) to assume that a
-- 
2.17.1