re PR libobjc/27466 (RFE: Support for libobjc equivalent of std::set_unexpected)

libobjc/

2009-03-12  Richard Frith-Macdonald  <rfm@gnu.org>
	    David Ayers  <ayers@fsfe.org>

	PR libobjc/27466
	* objc/objc-api.h (_objc_unexpected_exception): Declare
	new hook.  Update copyright dates.
	* exception.c (objc_exception_throw): Use hook.  Update
	copyright dates.
	* libobjc.def (_objc_unexpected_exception): Export hook.
	Update copyright dates.
	
gcc/testsuite/

2009-03-12  David Ayers  <ayers@fsfe.org>

	PR libobjc/27466
	* objc/execute/exceptions/handler-1.m. New test.

From-SVN: r144826

2 files changed, 43 insertions, 0 deletions

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 1940fe5..8198504 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2009-03-12  David Ayers  <ayers@fsfe.org>
+
+	PR libobjc/27466
+	* objc/execute/exceptions/handler-1.m. New test.
+
 2008-03-12  Jakub Jelinek  <jakub@redhat.com>
 
 	PR target/39431
diff --git a/gcc/testsuite/objc/execute/exceptions/handler-1.m b/gcc/testsuite/objc/execute/exceptions/handler-1.m
new file mode 100644
index 0000000..9cd8df1
--- /dev/null
+++ b/gcc/testsuite/objc/execute/exceptions/handler-1.m
@@ -0,0 +1,38 @@
+/* Test custom exception handlers  */
+/* Author: David Ayers */
+
+#include <objc/objc-api.h>
+#include <objc/Object.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+static unsigned int handlerExpected = 0;
+
+void
+my_exception_handler(id excp)
+{
+  /* Returning from the handler would abort.  */
+  if (handlerExpected)
+    exit(0);
+
+  abort();
+}
+
+int 
+main(int argc, char *argv[])
+{
+  _objc_unexpected_exception = my_exception_handler;
+
+  @try
+    {
+      @throw [Object new];
+    }
+  @catch (id exc)
+    {
+      handlerExpected = 1;
+    }
+
+  @throw [Object new];
+  abort();
+  return 0;
+}