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src/libCom/misc/cxxCompilerDependencies.h

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+
+/*************************************************************************\
+* Copyright (c) 2002 The University of Chicago, as Operator of Argonne
+*     National Laboratory.
+* Copyright (c) 2002 The Regents of the University of California, as
+*     Operator of Los Alamos National Laboratory.
+* EPICS BASE Versions 3.13.7
+* and higher are distributed subject to a Software License Agreement found
+* in file LICENSE that is included with this distribution. 
+\*************************************************************************/
+
+// Author: 
+// Jeffrey O. Hill
+// johill@lanl.gov
+
+#ifndef cxxCompilerDependencies_h
+#define cxxCompilerDependencies_h
+
+// This  tells us what features of standard C++ a compiler supports.
+// Since this is a compiler, and not os dependent issue, then ifdefs 
+// are used. The ifdefs allow us to assume that these problems will 
+// get fixed by future compiler releases.
+//
+// CXX_PLACEMENT_DELETE - defined if compiler supports placement delete
+// CXX_THROW_SPECIFICATION - defined if compiler supports throw specification
+//
+
+#if defined ( _MSC_VER )
+#   if _MSC_VER >= 1200 // visual studio 6.0 or later 
+#       define CXX_PLACEMENT_DELETE
+#   endif
+#   if _MSC_VER > 1300 // some release after visual studio 7 we hope 
+#       define CXX_THROW_SPECIFICATION
+#   endif
+#elif defined ( __HP_aCC ) 
+#   if _HP_aCC > 033300
+#       define CXX_PLACEMENT_DELETE
+#   endif
+#   define CXX_THROW_SPECIFICATION
+#elif defined ( __BORLANDC__ ) 
+#   if __BORLANDC__ > 0x550
+#       define CXX_PLACEMENT_DELETE
+#   endif
+#   define CXX_THROW_SPECIFICATION
+#elif defined ( __GNUC__ ) 
+#   if __GNUC__ > 2 || ( __GNUC__ == 2 && __GNUC_MINOR__ >= 95 )
+#       define CXX_PLACEMENT_DELETE
+#       define CXX_THROW_SPECIFICATION
+#   endif
+#else
+#   define CXX_PLACEMENT_DELETE
+#   define CXX_THROW_SPECIFICATION
+#endif
+
+// usage: void func () epics_throws (( std::bad_alloc, std::logic_error ))
+#if defined ( CXX_THROW_SPECIFICATION )
+#   define epics_throws(X) throw X
+#else
+#   define epics_throws(X)
+#endif
+
+#endif // ifndef cxxCompilerDependencies_h