Suppress module-loading errors in @casts

If a @cast encounters a module that it can't load, it should just go on
to the next module instead of throwing an exception.  If there is no
next module, we'll get a better "type not found" exception anyway.

1 files changed, 10 insertions, 1 deletions

diff --git a/tapsets.cxx b/tapsets.cxx
index 01c838d9..ee799e74 100644
--- a/tapsets.cxx
+++ b/tapsets.cxx
@@ -5148,7 +5148,16 @@ void dwarf_cast_expanding_visitor::visit_cast_op (cast_op* e)
           if (db.user_dw.find(module) == db.user_dw.end())
             {
               dw = new dwflpp(s);
-              dw->setup_user(module);
+              try
+                {
+                  dw->setup_user(module);
+                }
+              catch (const semantic_error& er)
+                {
+                  /* ignore and go to the next module */
+                  delete dw;
+                  continue;
+                }
               db.user_dw[module] = dw;
             }
           else