Make module entry point more procedure like

1 files changed, 5 insertions, 10 deletions

diff --git a/boot/name_analysis.cc b/boot/name_analysis.cc
index 77335d1..37c7ced 100644
--- a/boot/name_analysis.cc
+++ b/boot/name_analysis.cc
@@ -1131,6 +1131,7 @@ namespace elna::boot
             {
                 add_error<declaration_format_error>(unit->position(),
                         declaration_format_error::kind::module_entry);
+                return;
             }
             else if (unit->parameters.size() == 1)
             {
@@ -1150,18 +1151,12 @@ namespace elna::boot
             }
             this->bag.leave();
 
-            info->position.emplace(unit->position());
+            info->position = unit->entry_position;
             info->file = this->module_file;
 
-            if (!this->bag.enter("", info))
-            {
-                auto original = this->bag.lookup("");
-                symbol_declaration_error::redefinition original_definition{
-                    .original = original->position,
-                    .file = this->redefinition_file(original)
-                };
-                add_error<symbol_declaration_error>(unit->position(), "program", original_definition);
-            }
+            // A unit has at most one entry point and an imported program is
+            // rejected before its symbols are merged, so this cannot collide.
+            this->bag.enter("", info);
         }
     }