Catch by reference rather than by value

Catching by value causes GCC to use the compiler support function
__cxa_get_exception_ptr.  This is not available in the compiler support
libraries on Symbian OS prior to Symbian^3.  Catching by reference
avoids this problem.

Reviewed-by: mread

1 files changed, 1 insertions, 1 deletions

diff --git a/src/corelib/io/qdebug.h b/src/corelib/io/qdebug.h
index 1c68716..bc68599 100644
--- a/src/corelib/io/qdebug.h
+++ b/src/corelib/io/qdebug.h
@@ -83,7 +83,7 @@ public:
             if(stream->message_output) {
                 QT_TRY {
                     qt_message_output(stream->type, stream->buffer.toLocal8Bit().data());
-                } QT_CATCH(std::bad_alloc) { /* We're out of memory - give up. */ }
+                } QT_CATCH(std::bad_alloc&) { /* We're out of memory - give up. */ }
             }
             delete stream;
         }