From: Arnaud Giersch <arnaud.giersch@univ-fcomte.fr>
Date: Tue, 6 Oct 2020 13:32:23 +0000 (+0200)
Subject: Check C++ standard in xbt/base.h.
X-Git-Tag: v3.26~374
X-Git-Url: http://bilbo.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/commitdiff_plain/5004e62b0038cf93f205c6eacb0d46c17258ce89

Check C++ standard in xbt/base.h.
---

diff --git a/ChangeLog b/ChangeLog
index 4bcc2e75a9..a2e17e2840 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -40,6 +40,7 @@ C binding:
 
 General:
  - Require a compiler with C++14 support.
+   Take care to upgrade FindSimgrid.cmake if it's used.
  - LTO is now enabled for Intel/clang compilers.
  - LTO behavior on GCC can be parameterized using LTO_EXTRA_FLAG in cmake.
    Setting it to "auto" will use all available cores, while setting it to n will
diff --git a/include/xbt/base.h b/include/xbt/base.h
index 8d6b05d609..860fdf007a 100644
--- a/include/xbt/base.h
+++ b/include/xbt/base.h
@@ -28,15 +28,14 @@
 #endif
 
 #if defined(__cplusplus)
-#if __cplusplus >= 201103L
-#define XBT_ATTRIB_NORETURN [[noreturn]]
+#if __cplusplus < 201402L
+#error C++14 support is needed.  Please upgrade your compiler and/or fix your compilation flags.
 #endif
+#define XBT_ATTRIB_NORETURN [[noreturn]]
 #if __cplusplus >= 201703L
 #define XBT_ATTRIB_UNUSED [[maybe_unused]]
 #endif
-#if __cplusplus >= 201402L
 #define XBT_ATTRIB_DEPRECATED(mesg) [[deprecated(mesg)]]
-#endif
 #elif defined(__STDC_VERSION__)
 #if __STDC_VERSION__ >= 201112L
 #define XBT_ATTRIB_NORETURN _Noreturn