Daily bump.

[pf3gnuchains/gcc-fork.git] / gcc / c-semantics.c

diff --git a/gcc/c-semantics.c b/gcc/c-semantics.c
index 3c7b241..2bfad47 100644 (file)
--- a/gcc/c-semantics.c
+++ b/gcc/c-semantics.c
@@ -70,6 +70,8 @@ pop_stmt_list (tree t)
     {
       chain = TREE_CHAIN (u);
       TREE_CHAIN (u) = NULL_TREE;
+      if (chain)
+       STATEMENT_LIST_HAS_LABEL (chain) |= STATEMENT_LIST_HAS_LABEL (u);
       if (t == u)
        break;
       u = chain;
@@ -101,12 +103,12 @@ pop_stmt_list (tree t)
 
 /* Build a generic statement based on the given type of node and
    arguments. Similar to `build_nt', except that we set
-   EXPR_LOCATION to be the current source location.  */
+   EXPR_LOCATION to LOC. */
 /* ??? This should be obsolete with the lineno_stmt productions
    in the grammar.  */
 
 tree
-build_stmt (enum tree_code code, ...)
+build_stmt (location_t loc, enum tree_code code, ...)
 {
   tree ret;
   int length, i;
@@ -121,7 +123,7 @@ build_stmt (enum tree_code code, ...)
   ret = make_node (code);
   TREE_TYPE (ret) = void_type_node;
   length = TREE_CODE_LENGTH (code);
-  SET_EXPR_LOCATION (ret, input_location);
+  SET_EXPR_LOCATION (ret, loc);
 
   /* TREE_SIDE_EFFECTS will already be set for statements with
      implicit side effects.  Here we make sure it is set for other
@@ -146,7 +148,8 @@ build_stmt (enum tree_code code, ...)
 /* Create a CASE_LABEL_EXPR tree node and return it.  */
 
 tree
-build_case_label (tree low_value, tree high_value, tree label_decl)
+build_case_label (location_t loc,
+                 tree low_value, tree high_value, tree label_decl)
 {
-  return build_stmt (CASE_LABEL_EXPR, low_value, high_value, label_decl);
+  return build_stmt (loc, CASE_LABEL_EXPR, low_value, high_value, label_decl);
 }