* name-lookup.c (check_extern_c_conflict): Ignore local decls.
From-SVN: r259793
2018-04-30 Jason Merrill <jason@redhat.com>
+ PR c++/85580 - extern "C" and local variables
+ * name-lookup.c (check_extern_c_conflict): Ignore local decls.
+
PR c++/84701 - unsigned typeof.
* decl.c (grokdeclarator): Overhaul diagnostics for invalid use
of long/short/signed/unsigned.
if (DECL_ARTIFICIAL (decl) || DECL_IN_SYSTEM_HEADER (decl))
return;
+ /* This only applies to decls at namespace scope. */
+ if (!DECL_NAMESPACE_SCOPE_P (decl))
+ return;
+
if (!extern_c_decls)
extern_c_decls = hash_table<named_decl_hash>::create_ggc (127);
--- /dev/null
+// PR c++/85580
+
+extern "C"
+{
+
+ void f1()
+ {
+ union some_type{
+ char a[2];
+ int b;
+ } variable;
+ }
+
+ void f2()
+ {
+ union some_type{
+ char a[2];
+ int b;
+ } variable;
+ }
+
+}