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Fix defer/recover at high optimization levels.
[pf3gnuchains/gcc-fork.git] / gcc / go / gofrontend / gogo-tree.cc
index ed211e9..fbddc04 100644 (file)
@@ -1159,8 +1159,11 @@ Function::get_or_make_decl(Gogo* gogo, Named_object* no, tree id)
 
          // If a function calls the predeclared recover function, we
          // can't inline it, because recover behaves differently in a
-         // function passed directly to defer.
-         if (this->calls_recover_ && !this->is_recover_thunk_)
+         // function passed directly to defer.  If this is a recover
+         // thunk that we built to test whether a function can be
+         // recovered, we can't inline it, because that will mess up
+         // our return address comparison.
+         if (this->calls_recover_ || this->is_recover_thunk_)
            DECL_UNINLINABLE(decl) = 1;
 
          // If this is a thunk created to call a function which calls