@R using -Os

examples/test-exceptions.cpp

@@ -0,0 +1,58 @@
+#include <stdio.h>
+struct A
+{
+  int x;
+
+  A (A const & a) :
+      x (a.x)
+  {
+    printf ("copy ctor A %d\n", x);
+  }
+  A (int i) :
+      x (i)
+  {
+    printf ("ctor A %d\n", x);
+  }
+
+  ~A ()
+  {
+    printf ("dtor A %d\n", x);
+  }
+};
+
+void
+foo (int x)
+{
+  A a (42);
+  try
+    {
+      A ax (x);
+      if (x == 1)
+	throw x;
+      if (x == 3)
+	throw ax;
+    }
+  catch (int y)
+    {
+      printf ("foo catch %d\n", y);
+    }
+}
+
+int
+main ()
+{
+  try
+    {
+      for (int i = 0; i < 4; ++i)
+	{
+	  printf ("call foo(%d)\n", i);
+	  foo (i);
+	}
+    }
+  catch (A const & a)
+    {
+      printf ("main catch A %d\n", a.x);
+    }
+  printf (" back in main\n");
+  return 0;
+}