1 files changed, 5 insertions, 3 deletions
diff --git a/src/analyze.cpp b/src/analyze.cpp
index 79a723b2e5..0a04a14e3f 100644
--- a/src/analyze.cpp
+++ b/src/analyze.cpp
@@ -3707,9 +3707,11 @@ ZigVar *add_variable(CodeGen *g, AstNode *source_node, Scope *parent_scope, Buf
 
         ZigVar *existing_var = find_variable(g, parent_scope, name, nullptr);
         if (existing_var && !existing_var->shadowable) {
-            ErrorMsg *msg = add_node_error(g, source_node,
-                    buf_sprintf("redeclaration of variable '%s'", buf_ptr(name)));
-            add_error_note(g, msg, existing_var->decl_node, buf_sprintf("previous declaration is here"));
+            if (existing_var->var_type == nullptr || !type_is_invalid(existing_var->var_type)) {
+                ErrorMsg *msg = add_node_error(g, source_node,
+                        buf_sprintf("redeclaration of variable '%s'", buf_ptr(name)));
+                add_error_note(g, msg, existing_var->decl_node, buf_sprintf("previous declaration is here"));
+            }
             variable_entry->var_type = g->builtin_types.entry_invalid;
         } else {
             ZigType *type;