Fix issue #365.

vnmakarov · Aug 8, 2023 · 86456a6 · 86456a6
1 parent 666a9fd
commit 86456a6
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Showing 3 changed files with 7 additions and 1 deletion.
diff --git a/c-tests/new/issue365.c b/c-tests/new/issue365.c
@@ -0,0 +1 @@
+enum { x } x;
diff --git a/c-tests/new/issue365.c.expectrc b/c-tests/new/issue365.c.expectrc
@@ -0,0 +1 @@
+1
diff --git a/c2mir/c2mir.c b/c2mir/c2mir.c
@@ -6402,7 +6402,11 @@ static void def_symbol (c2m_ctx_t c2m_ctx, enum symbol_mode mode, node_t id, nod
     return;
   }
   tab_decl_spec = ((decl_t) sym.def_node->attr)->decl_spec;
-  if (linkage == N_IGNORE) {
+  if ((def_node->code == N_ENUM_CONST || sym.def_node->code == N_ENUM_CONST)
+      && def_node->code != sym.def_node->code) {
+    error (c2m_ctx, POS (id), "%s redeclared as a different kind of symbol", id->u.s.s);
+    return;
+  } else if (linkage == N_IGNORE) {
     if (!decl_spec.typedef_p || !tab_decl_spec.typedef_p
         || !type_eq_p (decl_spec.type, tab_decl_spec.type))
 #if defined(__APPLE__)