MinGW: Adapted cpp_uno bridge to GCC 4.7

...which incompatibly changed the calling convention of the third (dest)
function pointer parameter of __cxa_throw to __thiscall.

3 files changed, 23 insertions, 7 deletions

diff --git a/bridges/source/cpp_uno/mingw_intel/except.cxx b/bridges/source/cpp_uno/mingw_intel/except.cxx
index 4b745885152f..308ccb842e74 100644
--- a/bridges/source/cpp_uno/mingw_intel/except.cxx
+++ b/bridges/source/cpp_uno/mingw_intel/except.cxx
@@ -29,7 +29,12 @@
 
 #include <stdio.h>
 #include <string.h>
+
 #include <cxxabi.h>
+#ifndef _GLIBCXX_CDTOR_CALLABI // new in GCC 4.7 cxxabi.h
+#define _GLIBCXX_CDTOR_CALLABI
+#endif
+
 #include <boost/unordered_map.hpp>
 
 #include <rtl/instance.hxx>
@@ -193,7 +198,8 @@ type_info * RTTI::getRTTI( typelib_CompoundTypeDescription *pTypeDescr ) SAL_THR
 struct RTTISingleton: public rtl::Static< RTTI, RTTISingleton > {};
 
 //--------------------------------------------------------------------------------------------------
-static void deleteException( void * pExc )
+extern "C" {
+static void _GLIBCXX_CDTOR_CALLABI deleteException( void * pExc )
 {
     __cxa_exception const * header = ((__cxa_exception const *)pExc - 1);
     typelib_TypeDescription * pTD = 0;
@@ -206,6 +212,7 @@ static void deleteException( void * pExc )
         ::typelib_typedescription_release( pTD );
     }
 }
+}
 
 //==================================================================================================
 void raiseException( uno_Any * pUnoExc, uno_Mapping * pUno2Cpp )
diff --git a/bridges/source/cpp_uno/mingw_intel/share.hxx b/bridges/source/cpp_uno/mingw_intel/share.hxx
index da2367ad172b..e6e4337f32c0 100644
--- a/bridges/source/cpp_uno/mingw_intel/share.hxx
+++ b/bridges/source/cpp_uno/mingw_intel/share.hxx
@@ -68,17 +68,26 @@ struct __cxa_exception
     _Unwind_Exception unwindHeader;
 };
 
+struct __cxa_eh_globals
+{
+    __cxa_exception *caughtExceptions;
+    unsigned int uncaughtExceptions;
+};
+
+}
+
+extern "C" CPPU_CURRENT_NAMESPACE::__cxa_eh_globals *__cxa_get_globals () throw();
+
+// The following are in cxxabi.h since GCC 4.7:
+#if __GNUC__ == 4 && __GNUC_MINOR__ <= 6
 extern "C" void *__cxa_allocate_exception(
     std::size_t thrown_size ) throw();
 extern "C" void __cxa_throw (
     void *thrown_exception, std::type_info *tinfo, void (*dest) (void *) ) __attribute__((noreturn));
+#endif
 
-struct __cxa_eh_globals
+namespace CPPU_CURRENT_NAMESPACE
 {
-    __cxa_exception *caughtExceptions;
-    unsigned int uncaughtExceptions;
-};
-extern "C" __cxa_eh_globals *__cxa_get_globals () throw();
 
 // -----
 
diff --git a/bridges/source/cpp_uno/mingw_intel/uno2cpp.cxx b/bridges/source/cpp_uno/mingw_intel/uno2cpp.cxx
index fd36c7533f5b..d2ae05721b3d 100644
--- a/bridges/source/cpp_uno/mingw_intel/uno2cpp.cxx
+++ b/bridges/source/cpp_uno/mingw_intel/uno2cpp.cxx
@@ -345,7 +345,7 @@ static void cpp_call(
      catch (...)
      {
           // fill uno exception
-        fillUnoException( CPPU_CURRENT_NAMESPACE::__cxa_get_globals()->caughtExceptions, *ppUnoExc, pThis->getBridge()->getCpp2Uno() );
+        fillUnoException( __cxa_get_globals()->caughtExceptions, *ppUnoExc, pThis->getBridge()->getCpp2Uno() );
 
         // temporary params
         for ( ; nTempIndizes--; )