C++: add type checking for static local vector variable in template

This patch moves verify_type_context from start_decl_1 to cp_finish_decl to
do more type checking such as static local vector variable in C++ template.

2021-08-06  wangpc  <pc.wang@linux.alibaba.com>

gcc/cp/ChangeLog

	* decl.c (start_decl_1): Move verify_type_context to ...
	(cp_finish_decl): ... to here.

gcc/testsuite/ChangeLog

	* g++.target/aarch64/sve/static-var-in-template.C: New test.

1 files changed, 8 insertions, 8 deletions

diff --git a/gcc/cp/decl.c b/gcc/cp/decl.c
index 58ddc6a..722e540 100644
--- a/gcc/cp/decl.c
+++ b/gcc/cp/decl.c
@@ -5772,14 +5772,6 @@ start_decl_1 (tree decl, bool initialized)
       cp_apply_type_quals_to_decl (cp_type_quals (type), decl);
     }
 
-  if (is_global_var (decl))
-    {
-      type_context_kind context = (DECL_THREAD_LOCAL_P (decl)
-				   ? TCTX_THREAD_STORAGE
-				   : TCTX_STATIC_STORAGE);
-      verify_type_context (input_location, context, TREE_TYPE (decl));
-    }
-
   if (initialized)
     /* Is it valid for this decl to have an initializer at all?  */
     {
@@ -7977,6 +7969,14 @@ cp_finish_decl (tree decl, tree init, bool init_const_expr_p,
       && DECL_INITIALIZED_IN_CLASS_P (decl))
     check_static_variable_definition (decl, type);
 
+  if (!processing_template_decl && VAR_P (decl) && is_global_var (decl))
+    {
+      type_context_kind context = (DECL_THREAD_LOCAL_P (decl)
+				   ? TCTX_THREAD_STORAGE
+				   : TCTX_STATIC_STORAGE);
+      verify_type_context (input_location, context, TREE_TYPE (decl));
+    }
+
   if (init && TREE_CODE (decl) == FUNCTION_DECL)
     {
       tree clone;