diff mbox

[PING] : _Cilk_spawn and _Cilk_sync for C++

Message ID BF230D13CA30DD48930C31D4099330003A4A9E2C@FMSMSX101.amr.corp.intel.com
State New
Headers show

Commit Message

Iyer, Balaji V Nov. 20, 2013, 11:28 p.m. UTC
Hello Everyone,
	This patch was originally submitted October and then I refreshed it with trunk and submitted again last week. Did anyone get a chance to review this? Most of the changes are just in parsing and almost all of the processing is done in the middle part, which is already approved.

Thanks,

Balaji V. Iyer.

> -----Original Message-----
> From: Iyer, Balaji V
> Sent: Sunday, November 17, 2013 10:19 PM
> To: gcc-patches@gcc.gnu.org
> Cc: Jason Merrill (jason@redhat.com); Jeff Law
> Subject: _Cilk_spawn and _Cilk_sync for C++
> 
> Hello Jason et al.,
> 	Mike Stump mentioned that my _Cilk_spawn and _Cilk_sync for C++
> may have been lost in the email pile. So, attached is an updated _Cilk_spawn
> and _Cilk_sync for C++ patch. Is this Ok to install?
> 
> Here are the ChangeLog entries (they shouldn't have changed since the last
> submission):
> 
> gcc/cp/ChangeLog
> 2013-11-17  Balaji V. Iyer  <balaji.v.iyer@intel.com>
> 
>         * Make-lang.in (CXX_AND_OBJCXX_OBJS): Added cp/cp-cilk.o.
>         * cp-cilk.c: New file.
>         * cp-tree.h (cilk_valid_spawn): New prototype.
>         (gimplify_cilk_spawn): Likewise.
>         (cp_cilk_install_body_wframe_cleanup): Likewise.
>         (cilk_create_lambda_fn_tmp_var): Likewise.
>         * decl.c (finish_function): Insert Cilk function-calls when a
>         _Cilk_spawn is used in a function.
>         * except.c (do_begin_catch): Made the function non-static.
>         (do_end_catch): Likewise.
>         * parser.c (cp_parser_postfix_expression): Added RID_CILK_SPAWN and
>         RID_CILK_SYNC cases.
>         * parser.h (IN_CILK_SPAWN): New #define.
>         * cp-objcp-common.h (LANG_HOOKS_CILKPLUS_GIMPLIFY_SPAWN):
> Likewise.
>         (LANG_HOOKS_CILKPLUS_DETECT_SPAWN_AND_UNWRAP): Likewise.
>         (LANG_HOOKS_CILKPLUS_FRAME_CLEANUP): Likewise.
>         * pt.c (tsubst_expr): Added CILK_SPAWN_STMT and CILK_SYNC_STMT
> cases.
>         * semantics.c (potential_constant_expression_1): Likewise.
>         (finish_call_expr): Stored the lambda function to a variable when Cilk
>         Plus is enabled.
>         * typeck.c (cp_build_compound_expr): Reject a spawned function in a
>         compound expression.
>         (check_return_expr): Reject a spawned function in a return expression.
> 
> gcc/testsuite/ChangeLog
> 2013-11-17  Balaji V. Iyer  <balaji.v.iyer@intel.com>
> 
>         * g++.dg/cilk-plus/CK/catch_exc.cc: New test case.
>         * g++.dg/cilk-plus/CK/const_spawn.cc: Likewise.
>         * g++.dg/cilk-plus/CK/fib-opr-overload.cc: Likewise.
>         * g++.dg/cilk-plus/CK/fib-tplt.cc: Likewise.
>         * g++.dg/cilk-plus/CK/lambda_spawns.cc: Likewise.
>         * g++.dg/cilk-plus/CK/lambda_spawns_tplt.cc: Likewise.
>         * g++.dg/cilk-plus/cilk-plus.exp: Added support to run Cilk Keywords
>         test stored in c-c++-common.  Also, added the Cilk runtime's library
>         to the ld_library_path.
> 
> Thanks,
> 
> Balaji V. Iyer.j
diff mbox

Patch

diff --git a/gcc/cp/Make-lang.in b/gcc/cp/Make-lang.in
index 424f2e6..e046ee3 100644
--- a/gcc/cp/Make-lang.in
+++ b/gcc/cp/Make-lang.in
@@ -77,7 +77,7 @@  CXX_AND_OBJCXX_OBJS = cp/call.o cp/decl.o cp/expr.o cp/pt.o cp/typeck2.o \
  cp/search.o cp/semantics.o cp/tree.o cp/repo.o cp/dump.o cp/optimize.o \
  cp/mangle.o cp/cp-objcp-common.o cp/name-lookup.o cp/cxx-pretty-print.o \
  cp/cp-cilkplus.o \
- cp/cp-gimplify.o cp/cp-array-notation.o cp/lambda.o \
+ cp/cp-gimplify.o cp/cp-array-notation.o cp/lambda.o cp/cp-cilk.o \
  cp/vtable-class-hierarchy.o $(CXX_C_OBJS)
 
 # Language-specific object files for C++.
diff --git a/gcc/cp/cp-cilk.c b/gcc/cp/cp-cilk.c
new file mode 100644
index 0000000..0da95e8
--- /dev/null
+++ b/gcc/cp/cp-cilk.c
@@ -0,0 +1,118 @@ 
+/* Functions to handle Cilk keywords support in C++.
+   Copyright (C) 2011-2013  Free Software Foundation, Inc.
+   Contributed by Balaji V. Iyer <balaji.v.iyer@intel.com>,
+   Intel Corporation.
+
+   This file is part of GCC.
+
+   GCC is free software; you can redistribute it and/or modify it
+   under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3, or (at your option)
+   any later version.
+
+   GCC is distributed in the hope that it will be useful, but
+   WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with GCC; see the file COPYING3.  If not see
+   <http://www.gnu.org/licenses/>.  */
+
+#include "config.h"
+#include "system.h"
+#include "coretypes.h"
+#include "cp-tree.h"
+#include "tree-iterator.h"
+#include "cilk.h"
+
+/* Sets the EXCEPTION bit (0x10) in the FRAME.flags field.  */
+
+static tree
+set_cilk_except_flag (tree frame)
+{
+  tree flags = cilk_dot (frame, CILK_TI_FRAME_FLAGS, 0);
+
+  flags = build2 (MODIFY_EXPR, void_type_node, flags,
+		  build2 (BIT_IOR_EXPR, TREE_TYPE (flags), flags,
+			  build_int_cst (TREE_TYPE (flags),
+					 CILK_FRAME_EXCEPTING)));
+  return flags;
+}
+
+/* Sets the frame.EXCEPT_DATA field to the head of the exception pointer.  */
+
+static tree
+set_cilk_except_data (tree frame)
+{
+  tree except_data = cilk_dot (frame, CILK_TI_FRAME_EXCEPTION, 0);
+  tree uresume_fn = builtin_decl_implicit (BUILT_IN_EH_POINTER);
+  tree ret_expr;
+  uresume_fn  = build_call_expr (uresume_fn, 1,
+				 build_int_cst (integer_type_node, 0));
+  ret_expr = build2 (MODIFY_EXPR, void_type_node, except_data, uresume_fn);
+  return ret_expr;
+}
+
+/* Installs BODY into function FNDECL with appropriate exception handling
+   code.  */
+
+void
+cp_cilk_install_body_wframe_cleanup (tree fndecl, tree orig_body)
+{
+  tree frame = make_cilk_frame (fndecl);
+  tree dtor = create_cilk_function_exit (frame, false, false);
+  extern tree do_begin_catch (void);
+  extern tree do_end_catch (tree);
+  add_local_decl (cfun, frame);
+  
+  tree list = alloc_stmt_list ();
+  DECL_SAVED_TREE (fndecl) = list;
+  tree fptr = build1 (ADDR_EXPR, build_pointer_type (TREE_TYPE (frame)), frame);
+  tree body = cilk_install_body_pedigree_operations (fptr);
+  gcc_assert (TREE_CODE (body) == STATEMENT_LIST);
+  tree detach_expr = build_call_expr (cilk_detach_fndecl, 1, fptr);
+  append_to_statement_list (detach_expr, &body);
+  append_to_statement_list (orig_body, &body);
+ 
+  if (flag_exceptions)
+    {
+      tree catch_list = alloc_stmt_list ();
+      tree except_flag = set_cilk_except_flag (frame);
+      tree except_data = set_cilk_except_data (frame);
+      append_to_statement_list (except_flag, &catch_list);
+      append_to_statement_list (except_data, &catch_list);
+      append_to_statement_list (do_begin_catch (), &catch_list);
+      append_to_statement_list (build_throw (NULL_TREE), &catch_list);
+      tree catch_tf_expr = build_stmt (EXPR_LOCATION (body), TRY_FINALLY_EXPR,
+				       catch_list, do_end_catch (NULL_TREE));
+      catch_list = build2 (CATCH_EXPR, void_type_node, NULL_TREE,
+			   catch_tf_expr);
+      tree try_catch_expr = build_stmt (EXPR_LOCATION (body), TRY_CATCH_EXPR,
+					body, catch_list);
+      tree try_finally_expr = build_stmt (EXPR_LOCATION (body),
+					  TRY_FINALLY_EXPR,
+				     try_catch_expr, dtor);
+      append_to_statement_list (try_finally_expr, &list);
+    }
+  else
+    append_to_statement_list (build_stmt (EXPR_LOCATION (body),
+					  TRY_FINALLY_EXPR, body, dtor), &list);
+}
+
+/* Returns a local variable of type VAR_DECL to store LAMBDA_FN.  */
+
+tree
+cilk_create_lambda_fn_tmp_var (tree lambda_fn)
+{
+  tree return_var = build_decl (EXPR_LOCATION (lambda_fn), VAR_DECL, NULL_TREE, 
+				make_auto ());
+  TREE_USED (return_var) = 1;
+  TREE_ADDRESSABLE (return_var) = 1;
+  DECL_CONTEXT (return_var) = current_function_decl;
+  DECL_INITIAL (return_var) = NULL_TREE;
+  DECL_SEEN_IN_BIND_EXPR_P (return_var) = 1;
+  cp_finish_decl (return_var, lambda_fn, false, NULL_TREE, LOOKUP_NORMAL);
+  add_local_decl (cfun, return_var);
+  return return_var;
+}
diff --git a/gcc/cp/cp-objcp-common.h b/gcc/cp/cp-objcp-common.h
index ee22423..77a66c3 100644
--- a/gcc/cp/cp-objcp-common.h
+++ b/gcc/cp/cp-objcp-common.h
@@ -154,4 +154,14 @@  extern void cp_common_init_ts (void);
 #undef LANG_HOOKS_EH_PROTECT_CLEANUP_ACTIONS
 #define LANG_HOOKS_EH_PROTECT_CLEANUP_ACTIONS cp_protect_cleanup_actions
 
+#undef  LANG_HOOKS_CILKPLUS_GIMPLIFY_SPAWN
+#define LANG_HOOKS_CILKPLUS_GIMPLIFY_SPAWN gimplify_cilk_spawn
+
+#undef  LANG_HOOKS_CILKPLUS_DETECT_SPAWN_AND_UNWRAP
+#define LANG_HOOKS_CILKPLUS_DETECT_SPAWN_AND_UNWRAP  \
+    cilk_detect_spawn_and_unwrap
+
+#undef  LANG_HOOKS_CILKPLUS_FRAME_CLEANUP
+#define LANG_HOOKS_CILKPLUS_FRAME_CLEANUP cp_cilk_install_body_wframe_cleanup
+
 #endif /* GCC_CP_OBJCP_COMMON */
diff --git a/gcc/cp/cp-tree.h b/gcc/cp/cp-tree.h
index 4e26bd5..351158e 100644
--- a/gcc/cp/cp-tree.h
+++ b/gcc/cp/cp-tree.h
@@ -6184,6 +6184,14 @@  extern bool cpp_validate_cilk_plus_loop		(tree);
 extern tree expand_array_notation_exprs         (tree);
 bool cilkplus_an_triplet_types_ok_p             (location_t, tree, tree, tree,
 						 tree);
+/* In c-family/cilk.c */
+extern bool cilk_valid_spawn                    (tree);
+extern int gimplify_cilk_spawn                  (tree *, gimple_seq *,
+						 gimple_seq *);
+
+/* In cp/cp-cilk.c */
+extern void cp_cilk_install_body_wframe_cleanup (tree, tree);
+extern tree cilk_create_lambda_fn_tmp_var       (tree);
 /* -- end of C++ */
 
 #endif /* ! GCC_CP_TREE_H */
diff --git a/gcc/cp/decl.c b/gcc/cp/decl.c
index 7d9d5df..64c09d1 100644
--- a/gcc/cp/decl.c
+++ b/gcc/cp/decl.c
@@ -54,6 +54,7 @@  along with GCC; see the file COPYING3.  If not see
 #include "splay-tree.h"
 #include "plugin.h"
 #include "cgraph.h"
+#include "cilk.h"
 
 /* Possible cases of bad specifiers type used by bad_specifiers. */
 enum bad_spec_place {
@@ -13866,6 +13867,9 @@  finish_function (int flags)
   /* If we're saving up tree structure, tie off the function now.  */
   DECL_SAVED_TREE (fndecl) = pop_stmt_list (DECL_SAVED_TREE (fndecl));
 
+  if (fn_contains_cilk_spawn_p (cfun) && !processing_template_decl)
+    cfun->cilk_frame_decl = insert_cilk_frame (fndecl);
+
   finish_fname_decls ();
 
   /* If this function can't throw any exceptions, remember that.  */
diff --git a/gcc/cp/except.c b/gcc/cp/except.c
index ac2128d..80ccfc8 100644
--- a/gcc/cp/except.c
+++ b/gcc/cp/except.c
@@ -34,9 +34,9 @@  along with GCC; see the file COPYING3.  If not see
 
 static void push_eh_cleanup (tree);
 static tree prepare_eh_type (tree);
-static tree do_begin_catch (void);
+tree do_begin_catch (void);
 static int dtor_nothrow (tree);
-static tree do_end_catch (tree);
+tree do_end_catch (tree);
 static bool decl_is_java_type (tree decl, int err);
 static void initialize_handler_parm (tree, tree);
 static tree do_allocate_exception (tree);
@@ -181,7 +181,7 @@  do_get_exception_ptr (void)
 /* Build up a call to __cxa_begin_catch, to tell the runtime that the
    exception has been handled.  */
 
-static tree
+tree
 do_begin_catch (void)
 {
   tree fn;
@@ -228,7 +228,7 @@  dtor_nothrow (tree type)
 /* Build up a call to __cxa_end_catch, to destroy the exception object
    for the current catch block if no others are currently using it.  */
 
-static tree
+tree
 do_end_catch (tree type)
 {
   tree fn, cleanup;
diff --git a/gcc/cp/parser.c b/gcc/cp/parser.c
index 27f1054..29be9a8 100644
--- a/gcc/cp/parser.c
+++ b/gcc/cp/parser.c
@@ -5622,6 +5622,7 @@  cp_parser_postfix_expression (cp_parser *parser, bool address_p, bool cast_p,
   cp_id_kind idk = CP_ID_KIND_NONE;
   tree postfix_expression = NULL_TREE;
   bool is_member_access = false;
+  int saved_in_statement = -1;
 
   /* Peek at the next token.  */
   token = cp_lexer_peek_token (parser->lexer);
@@ -5766,6 +5767,67 @@  cp_parser_postfix_expression (cp_parser *parser, bool address_p, bool cast_p,
       }
       break;
 
+    case RID_CILK_SPAWN:
+      {
+	cp_lexer_consume_token (parser->lexer);
+	token = cp_lexer_peek_token (parser->lexer);
+	if (token->type == CPP_SEMICOLON)
+	  {
+	    error_at (token->location, "%<_Cilk_spawn%> must be followed by an "
+		      "expression");
+	    postfix_expression = error_mark_node;
+	    break;
+	  }
+	else if (!current_function_decl)
+	  {
+	    error_at (token->location, "%<_Cilk_spawn%> may only be used "
+		      "inside a function");
+	    postfix_expression = error_mark_node;
+	    break;
+	  }
+	else
+	  {
+	    /* Break or continue statements within this primary expression
+	       is not allowed.  */
+	    saved_in_statement = parser->in_statement;
+	    parser->in_statement = IN_CILK_SPAWN;
+	  }
+	postfix_expression = cp_parser_postfix_expression (parser, false, false,
+							   false, false, &idk);
+	if (saved_in_statement & IN_CILK_SPAWN)
+	  {
+	    error_at (token->location, "consecutive %<_Cilk_spawn%> keywords "
+		      "are not permitted");
+	    postfix_expression = error_mark_node;
+	  }
+	else
+	  {
+	    postfix_expression = build_cilk_spawn (token->location, 
+						   postfix_expression);
+	    if (postfix_expression != error_mark_node) 
+	      SET_EXPR_LOCATION (postfix_expression, input_location);
+	    parser->in_statement = parser->in_statement & ~IN_CILK_SPAWN;
+	    cfun->calls_cilk_spawn = 1;
+	  }
+	break;
+      }
+      
+    case RID_CILK_SYNC:
+      if (flag_enable_cilkplus)
+	{ 
+	  tree sync_expr = build_cilk_sync ();
+	  SET_EXPR_LOCATION (sync_expr, 
+			     cp_lexer_peek_token (parser->lexer)->location);
+	  finish_expr_stmt (sync_expr);
+	}
+      else
+	error_at (input_location, "_Cilk_sync cannot be used without enabling "
+		  "Cilk Plus");
+      cp_lexer_consume_token (parser->lexer);
+      if (parser->in_statement & IN_CILK_SPAWN)
+	parser->in_statement = parser->in_statement & ~IN_CILK_SPAWN;
+      break;
+
     case RID_BUILTIN_SHUFFLE:
       {
 	vec<tree, va_gc> *vec;
diff --git a/gcc/cp/parser.h b/gcc/cp/parser.h
index edd4e6e..e26e350 100644
--- a/gcc/cp/parser.h
+++ b/gcc/cp/parser.h
@@ -301,6 +301,7 @@  typedef struct GTY(()) cp_parser {
 #define IN_OMP_FOR		8
 #define IN_IF_STMT             16
 #define IN_CILK_SIMD_FOR       32
+#define IN_CILK_SPAWN          64
   unsigned char in_statement;
 
   /* TRUE if we are presently parsing the body of a switch statement.
diff --git a/gcc/cp/pt.c b/gcc/cp/pt.c
index 3bc8ccb..1b34434 100644
--- a/gcc/cp/pt.c
+++ b/gcc/cp/pt.c
@@ -13758,6 +13758,13 @@  tsubst_expr (tree t, tree args, tsubst_flags_t complain, tree in_decl,
       error ("use %<...%> to expand argument pack");
       RETURN (error_mark_node);
 
+    case CILK_SPAWN_STMT:
+      cfun->calls_cilk_spawn = 1;
+      RETURN (build_cilk_spawn (EXPR_LOCATION (t), RECUR (CILK_SPAWN_FN (t))));
+
+    case CILK_SYNC_STMT:
+      RETURN (build_cilk_sync ());
+
     case COMPOUND_EXPR:
       tmp = RECUR (TREE_OPERAND (t, 0));
       if (tmp == NULL_TREE)
diff --git a/gcc/cp/semantics.c b/gcc/cp/semantics.c
index 81394fa..5d68250 100644
--- a/gcc/cp/semantics.c
+++ b/gcc/cp/semantics.c
@@ -2121,6 +2121,14 @@  finish_call_expr (tree fn, vec<tree, va_gc> **args, bool disallow_virtual,
 
   gcc_assert (!TYPE_P (fn));
 
+  /* When Cilk Plus is enabled, the lambda function need to be stored to
+     a variable because if the function is spawned, then we need some kind
+     of a handle.  */
+  if (flag_enable_cilkplus && cxx_dialect >= cxx0x
+      && TREE_CODE (fn) != VAR_DECL && TREE_CODE (fn) != OVERLOAD
+      && TREE_CODE (fn) != FUNCTION_DECL)
+    fn = cilk_create_lambda_fn_tmp_var (fn);
+
   orig_fn = fn;
 
   if (processing_template_decl)
@@ -10415,9 +10423,15 @@  potential_constant_expression_1 (tree t, bool want_rval, tsubst_flags_t flags)
 	  return false;
       return true;
 
+    case CILK_SYNC_STMT:
     case ARRAY_NOTATION_REF:
       return false;
 
+    case CILK_SPAWN_STMT:
+      if (!potential_constant_expression_1 (CILK_SPAWN_FN (t), true, flags))
+	return false;
+      return true;
+
     case FMA_EXPR:
     case VEC_PERM_EXPR:
      for (i = 0; i < 3; ++i)
diff --git a/gcc/cp/typeck.c b/gcc/cp/typeck.c
index bff7f17..f42ea63 100644
--- a/gcc/cp/typeck.c
+++ b/gcc/cp/typeck.c
@@ -6159,6 +6159,17 @@  cp_build_compound_expr (tree lhs, tree rhs, tsubst_flags_t complain)
   if (lhs == error_mark_node || rhs == error_mark_node)
     return error_mark_node;
 
+  if (flag_enable_cilkplus
+      && (TREE_CODE (lhs) == CILK_SPAWN_STMT
+	  || TREE_CODE (rhs) == CILK_SPAWN_STMT))
+    {
+      location_t loc = (EXPR_HAS_LOCATION (lhs) ? EXPR_LOCATION (lhs)
+			: EXPR_LOCATION (rhs));
+      error_at (loc,
+		"spawned function call cannot be part of a comma expression");
+      return error_mark_node;
+    }
+
   if (TREE_CODE (rhs) == TARGET_EXPR)
     {
       /* If the rhs is a TARGET_EXPR, then build the compound
@@ -8283,6 +8294,13 @@  check_return_expr (tree retval, bool *no_warning)
 
   *no_warning = false;
 
+  if (flag_enable_cilkplus && retval && TREE_CODE (retval) == CILK_SPAWN_STMT)
+    {
+      error_at (EXPR_LOCATION (retval), "use of %<_Cilk_spawn%> in a return "
+		"statement is not allowed");
+      return NULL_TREE;
+    }
+
   /* A `volatile' function is one that isn't supposed to return, ever.
      (This is a G++ extension, used to get better code for functions
      that call the `volatile' function.)  */
diff --git a/gcc/testsuite/g++.dg/cilk-plus/CK/catch_exc.cc b/gcc/testsuite/g++.dg/cilk-plus/CK/catch_exc.cc
new file mode 100644
index 0000000..a358973
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cilk-plus/CK/catch_exc.cc
@@ -0,0 +1,67 @@ 
+/* { dg-options "-fcilkplus" } */
+/* { dg-do run { target i?86-*-* x86_64-*-* arm*-*-* } } */
+/* { dg-options "-fcilkplus -lcilkrts" { target { i?86-*-* x86_64-*-* arm*-*-* } } } */
+
+#include <assert.h>
+#include <unistd.h>
+#if HAVE_IO
+#include <cstdio>
+#include <cilk/cilk_api.h>
+#endif
+#include <cstdlib>
+
+
+void func(int volatile* steal_me) 
+{
+  while (! (*steal_me)) 
+    {
+      usleep(2000);
+    }
+#if HAVE_IO
+  printf("Foo executing on %d\n", __cilkrts_get_worker_number());
+#endif
+  throw 5;
+}
+
+void my_test() 
+{
+  volatile int steal_me = 0;
+
+  try 
+    {
+      _Cilk_spawn func(&steal_me);
+#if HAVE_IO
+      printf("Continuation executing on %d\n",
+	     __cilkrts_get_worker_number());
+#endif
+      steal_me = 1;
+      _Cilk_sync;
+      goto bad;
+    }
+
+  catch (int x) 
+    {
+#if HAVE_IO
+      printf("We caught x = %d\n", x);
+#endif
+      assert(x == 5);
+    }
+  if (0) 
+    {
+    bad:
+#if HAVE_IO
+      printf("We should not be here!\n");
+#endif
+      __builtin_abort ();
+    }
+}
+
+
+int main() 
+{
+  my_test();
+#if HAVE_IO
+  printf("PASSED\n");
+#endif
+  return 0;
+}
diff --git a/gcc/testsuite/g++.dg/cilk-plus/CK/const_spawn.cc b/gcc/testsuite/g++.dg/cilk-plus/CK/const_spawn.cc
new file mode 100644
index 0000000..aeceda1
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cilk-plus/CK/const_spawn.cc
@@ -0,0 +1,78 @@ 
+/* { dg-options "-fcilkplus" } */
+/* { dg-do run { target i?86-*-* x86_64-*-* arm*-*-* } } */
+/* { dg-options "-fcilkplus -lcilkrts" { target { i?86-*-* x86_64-*-* arm*-*-* } } } */
+
+class Rectangle
+{
+  int area_val, h, w;
+  public:
+    Rectangle (int, int);
+    Rectangle (int, int, int);
+    ~Rectangle ();
+    int area ();
+};
+Rectangle::~Rectangle ()
+{
+  h = 0;
+  w = 0;
+  area_val = 0;
+}
+Rectangle::Rectangle (int height, int width)
+{
+  h = height;
+  w = width;
+  area_val = 0;
+}
+
+Rectangle::Rectangle (int height, int width, int area_orig)
+{
+  h = height;
+  w = width;
+  area_val = area_orig;
+}
+
+int Rectangle::area()
+{
+  return (area_val += (h*w));
+}
+
+/* Spawning constructor.  */
+int main1 (void)
+{
+  Rectangle r = _Cilk_spawn Rectangle (4, 3);
+  return r.area();
+}
+ 
+/* Spawning constructor 2.  */
+int main2 (void)
+{
+  Rectangle r (_Cilk_spawn Rectangle (4, 3));
+  return r.area();
+}
+
+/* Spawning copy constructor.  */
+int main3 (void)
+{
+  Rectangle r = _Cilk_spawn Rectangle (4, 3, 2);
+  return r.area ();
+}
+
+/* Spawning copy constructor 2.  */
+int main4 (void)
+{
+  Rectangle r ( _Cilk_spawn Rectangle (4, 3, 2));
+  return r.area();
+}
+
+int main (void)
+{
+  if (main1 () != 12)
+    __builtin_abort ();
+  if (main2 () != 12)
+   __builtin_abort ()
+  if (main3 () != 14)
+    __builtin_abort ()
+  if (main4() != 14)
+    __builtin_abort ()
+  return 0;
+}
diff --git a/gcc/testsuite/g++.dg/cilk-plus/CK/fib-opr-overload.cc b/gcc/testsuite/g++.dg/cilk-plus/CK/fib-opr-overload.cc
new file mode 100644
index 0000000..39ed4ee
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cilk-plus/CK/fib-opr-overload.cc
@@ -0,0 +1,94 @@ 
+/* { dg-options "-fcilkplus" } */
+/* { dg-do run { target i?86-*-* x86_64-*-* arm*-*-* } } */
+/* { dg-options "-fcilkplus -lcilkrts" { target { i?86-*-* x86_64-*-* arm*-*-* } } } */
+
+#if HAVE_IO
+#include <iostream>
+#endif
+
+class Some_Struct
+{
+  int calculated_value;
+  short some_unused_value;
+public:
+  Some_Struct () {
+      this->calculated_value = 0;
+  }
+  Some_Struct (int value) {
+      this->calculated_value = value;
+  }
+  Some_Struct operator=(Some_Struct f) {
+      this->calculated_value = f.calculated_value;
+      return *this;
+  }
+  bool operator!=(Some_Struct f) {
+      return (this->calculated_value != f.calculated_value);
+  }
+  Some_Struct operator+(Some_Struct &f) {
+    Some_Struct z;
+    z.calculated_value = this->calculated_value + f.calculated_value;
+      return z;
+  }
+  Some_Struct operator-(int x) {
+    Some_Struct z;
+    z.calculated_value = this->calculated_value - x;
+    return z;
+  }
+  bool operator<(int x) {
+      return (this->calculated_value < x);
+  }
+  int get_calculated_value () {
+      return this->calculated_value;
+  }
+};
+
+
+template <class T>
+T fibonacci_serial (T f)
+{
+  if (f < 2)
+    return f;
+  T a = fibonacci_serial (f-1);
+  T b = fibonacci_serial (f-2);
+  return (a+b);
+}
+
+template <class T>
+T fibonacci (T f)
+{
+  if (f < 2)
+    return f;
+  T a = _Cilk_spawn fibonacci (f-1);
+  T b = fibonacci (f-2);
+  _Cilk_sync; 
+  return (a+b);
+}
+
+int main (void)
+{
+  Some_Struct f (40), f_serial(40);
+  f = fibonacci (f);
+  f_serial = fibonacci_serial (f_serial);
+  
+  if (f != f_serial)
+    __builtin_abort ();
+  
+  int t = 40, t_serial = 40;
+  t = fibonacci (t);
+  t_serial = fibonacci_serial (t_serial);
+  if (t != t_serial)
+    __builtin_abort ();
+
+  short s = 20, s_serial = 20;
+  s = fibonacci (s);
+  s_serial = fibonacci_serial (s_serial);
+  if (s != s_serial)
+    __builtin_abort ();
+
+#if HAVE_IO
+  std::cout << "Fib_Parallel (40) = " << f.get_calculated_value() << std::endl;
+  std::cout << "Fib_Serial   (40) = " << f_serial.get_calculated_value() 
+    << std::endl;
+#endif
+  return 0;
+}
diff --git a/gcc/testsuite/g++.dg/cilk-plus/CK/fib-tplt.cc b/gcc/testsuite/g++.dg/cilk-plus/CK/fib-tplt.cc
new file mode 100644
index 0000000..bf16f1e
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cilk-plus/CK/fib-tplt.cc
@@ -0,0 +1,53 @@ 
+/* { dg-options "-fcilkplus" } */
+/* { dg-do run { target i?86-*-* x86_64-*-* arm*-*-* } } */
+/* { dg-options "-fcilkplus -lcilkrts" { target { i?86-*-* x86_64-*-* arm*-*-*-* } } } */
+
+struct fib_struct
+{
+  int x;
+  int *y;
+  int z[3];
+  struct fib_struct *ptr_next;
+  struct fib_struct operator+(struct fib_struct &other) {
+    struct fib_struct z ;
+     z.x = (*this).x + (other.x);
+    return z; 
+  }
+  struct fib_struct operator-(int other) {
+    struct fib_struct z ;
+    z.x = this->x - other;
+    return z;
+  }
+  bool operator<(int number) {
+   return (this->x < number);
+  }
+    
+};
+
+template <typename T>
+T fib (T z) {
+    if (z < 2) return z;
+    T a = _Cilk_spawn fib<T>(z - 1);
+    T b = fib<T>(z - 2);
+    T c = a + b;
+    return (a+b);
+}
+
+
+int sfib(int x)
+{
+  if (x < 2) return x;
+  int a = sfib(x-1);
+  int b = sfib(x-2);
+  return (a+b);
+}
+
+int main () {
+     int z = 30;
+     int parallel_fib = fib<int>(z);
+     int serial_fib = sfib(z);
+    if (serial_fib != parallel_fib) 
+      __builtin_abort ();
+    
+    return 0;
+}
diff --git a/gcc/testsuite/g++.dg/cilk-plus/CK/lambda_spawns.cc b/gcc/testsuite/g++.dg/cilk-plus/CK/lambda_spawns.cc
new file mode 100644
index 0000000..818bca0
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cilk-plus/CK/lambda_spawns.cc
@@ -0,0 +1,236 @@ 
+/* { dg-options "-fcilkplus" } */
+/* { dg-do run { target i?86-*-* x86_64-*-* arm*-*-* } } */
+/* { dg-options "-std=c++11 -fcilkplus -lcilkrts" { target { i?86-*-* x86_64-*-* arm*-*-* } } } */
+#define FIRST_NUMBER 5
+#define SECOND_NUMBER 3
+#define HAVE_IO 0
+#if HAVE_IO
+#include <stdio.h>
+#endif
+
+
+int global_var;
+
+void foo1(int *array, int size)
+{
+#if HAVE_IO
+  for (int ii = 0; ii < size; ii++) 
+    printf("%2d\t", array[ii]);
+  printf("\n");
+  fflush (stdout);
+#else
+  if (size != 2)
+    __builtin_abort ();
+  if (array[0] != FIRST_NUMBER)
+    __builtin_abort ();
+  if (array[1] != SECOND_NUMBER)
+    __builtin_abort ();
+#endif
+  global_var++;
+}
+void foo1_c(const int *array, int size)
+{
+#if HAVE_IO
+  for (int ii = 0; ii < size; ii++) 
+    printf("%2d\t", array[ii]);
+  printf("\n");
+  fflush (stdout);
+#else
+  if (size != 2)
+    __builtin_abort ();
+  if (array[0] != FIRST_NUMBER)
+    __builtin_abort ();
+  if (array[1] != SECOND_NUMBER)
+    __builtin_abort ();
+#endif
+  global_var++;
+}
+
+
+int main2 (int argc) {
+  int A[2] = {FIRST_NUMBER, SECOND_NUMBER};
+  int B[2] = {FIRST_NUMBER, SECOND_NUMBER};
+  int main_size = argc+1; /* We know argc is 1, and so 1+1 = 2.  */
+  int q = 0;
+
+  global_var = 0;
+  auto func0 = [=](){ foo1_c(A, 2); };
+  _Cilk_spawn func0();
+  foo1 (A, 2);
+  _Cilk_sync;
+  if (global_var != 2)
+    return (++q);
+
+  global_var = 0;
+  auto func1 = [=](int *Aa){ foo1(Aa, 2); };
+  _Cilk_spawn func1 (A);
+  foo1 (A, 2);
+  _Cilk_sync;
+  if (global_var != 2)
+    return (++q);
+
+  global_var = 0;
+  auto func2 = [=](int *Aa, int size){ foo1(Aa, size); };
+  _Cilk_spawn func2 (A, 2);
+  foo1 (A, 2);
+  _Cilk_sync;
+  if (global_var != 2)
+    return (++q);
+
+  global_var = 0;
+  auto func3 = [=](int *Aa, int size){ int new_size = (size % 2 + 2); 
+				       foo1(Aa, size); };
+  _Cilk_spawn func3 (A, 2);
+  foo1 (A, 2);
+  _Cilk_sync;
+  if (global_var != 2)
+    return (++q);
+
+  global_var = 0;
+  auto func4 = [](int *Aa){ foo1(Aa, 2); };
+  _Cilk_spawn func4 (A);
+  foo1 (A, 2);
+  _Cilk_sync;
+  if (global_var != 2)
+    return (++q);
+
+  global_var = 0;
+  auto func5 = [](int *Aa, int size){ foo1(Aa, size); };
+  _Cilk_spawn func5 (A, 2);
+  foo1 (A, 2);
+  _Cilk_sync;
+  if (global_var != 2)
+    return (++q);
+
+  global_var = 0;
+  auto func6 = [&](int *Aa){ foo1(Aa, 2); };
+  _Cilk_spawn func6 (A);
+  foo1 (A, 2);
+  _Cilk_sync;
+  if (global_var != 2)
+    return (++q);
+
+  global_var = 0;
+  auto func7 = [&](int *Aa, int size){ foo1(Aa, size); };
+  _Cilk_spawn func7 (A, 2);
+  foo1 (A, 2);
+  _Cilk_sync;
+  if (global_var != 2)
+    return (++q);
+
+  global_var = 0;
+  auto func8 = [&](){ foo1(A, 2); };
+  _Cilk_spawn func8 ();
+  foo1 (A, 2);
+  _Cilk_sync;
+  if (global_var != 2)
+    return (++q);
+
+  global_var = 0;
+  /* We ignore the first param here and pass in A from the outer fn.  */
+  auto func9 = [&](int *Aa, int size){ foo1(A, size); };
+  _Cilk_spawn func9 (A, 2);
+  foo1 (A, 2);
+  _Cilk_sync;
+  if (global_var != 2)
+    return (++q);
+
+  global_var = 0;
+  auto func10 = [=](){ foo1_c(A, main_size); };
+  _Cilk_spawn func10 ();
+  foo1 (A, 2);
+  _Cilk_sync;
+  if (global_var != 2)
+    return (++q);
+
+  global_var = 0;
+  auto func11 = [&](){ foo1(A, main_size); };
+  _Cilk_spawn func11 ();
+  foo1 (A, 2);
+  _Cilk_sync;
+  if (global_var != 2)
+    return (++q);
+
+  global_var = 0;
+  /* We ignore the first & second param here and pass in A from the 
+     outer fn.  */
+  auto func12 = [&](int *Aa, int size){ foo1(A, main_size); };
+  _Cilk_spawn func12 (A, 2);
+  foo1 (A, 2);
+  _Cilk_sync;
+  if (global_var != 2)
+    return (++q);
+
+  global_var = 0;
+  _Cilk_spawn [&](int *Aa){ foo1(Aa, 2); }(A);
+  foo1 (A, 2);
+  _Cilk_sync;
+  if (global_var != 2)
+    return (++q);
+
+  global_var = 0;
+  _Cilk_spawn [&](int *Aa, int size){ foo1(Aa, size); }(A, 2);
+  foo1 (A, 2);
+  _Cilk_sync;
+  if (global_var != 2)
+    return (++q);
+
+  global_var = 0;
+  _Cilk_spawn [=](int *Aa){ foo1(Aa, 2); }(A);
+  foo1 (A, 2);
+  _Cilk_sync;
+  if (global_var != 2)
+    return (++q);
+
+  global_var = 0;
+  _Cilk_spawn [=](int *Aa, int size){ foo1(Aa, size); }(A, 2);
+  foo1 (A, 2);
+  _Cilk_sync;
+  if (global_var != 2)
+    return (++q);
+
+  global_var = 0;
+  /* We ignore the first param here.  */
+  _Cilk_spawn [=](int *Aa, int size){ foo1_c(A, size); }(A, 2);
+  foo1 (A, 2);
+  _Cilk_sync;
+  if (global_var != 2)
+    return (++q);
+
+  global_var = 0;
+  /* We ignore the first and second param here.  */
+  _Cilk_spawn [=](int *Aa, int size){ foo1_c(A, size); }(B, 2);
+  foo1 (A, 2);
+  _Cilk_sync;
+  if (global_var != 2)
+    return (++q);
+
+  global_var = 0;
+  _Cilk_spawn [&](){ foo1(A, 2); }();
+  [&](){ foo1(A, 2); }();
+  _Cilk_sync;
+  if (global_var != 2)
+    return (++q);
+
+  global_var = 0;
+  _Cilk_spawn [=](){ foo1_c (A, main_size); }();
+  foo1 (A, 2);
+  _Cilk_sync;
+  if (global_var != 2)
+    return (++q);
+
+  global_var = 0;
+  _Cilk_spawn [&](){ foo1(A, main_size); }();
+  [&](){ foo1(A, 2); }();
+  _Cilk_sync;
+  if (global_var != 2)
+    return (++q);
+
+  return q;
+}
+
+int main (void)
+{
+  return main2 (1);
+}
diff --git a/gcc/testsuite/g++.dg/cilk-plus/CK/lambda_spawns_tplt.cc b/gcc/testsuite/g++.dg/cilk-plus/CK/lambda_spawns_tplt.cc
new file mode 100644
index 0000000..17c0fa5
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cilk-plus/CK/lambda_spawns_tplt.cc
@@ -0,0 +1,173 @@ 
+/* { dg-options "-fcilkplus" } */
+/* { dg-do run { target i?86-*-* x86_64-*-* arm*-*-* } } */
+/* { dg-options "-std=c++11 -fcilkplus -lcilkrts" { target { i?86-*-* x86_64-*-* arm*-*-* } } } */
+
+#define FIRST_NUMBER 5
+#define SECOND_NUMBER 3
+#define HAVE_IO 0
+#if HAVE_IO
+#include <stdio.h>
+#endif
+
+#include <stdlib.h>
+
+template <class T>
+void foo1(T *array, int size)
+{
+#if HAVE_IO
+  for (int ii = 0; ii < size; ii++) 
+    printf("%2d\t", (int)array[ii]);
+  printf("\n");
+  fflush (stdout);
+#else
+  if (size != 2)
+    __builtin_abort ();
+  if (array[0] != FIRST_NUMBER)
+    __builtin_abort ();
+  if (array[1] != SECOND_NUMBER)
+    __builtin_abort ();
+#endif
+}
+template <class T>
+void foo1_c(const T *array, int size)
+{
+#if HAVE_IO
+  for (int ii = 0; ii < size; ii++) 
+    printf("%2d\t", (int)array[ii]);
+  printf("\n");
+  fflush (stdout);
+#else
+  if (size != 2)
+    __builtin_abort ();
+  if (array[0] != FIRST_NUMBER)
+    __builtin_abort ();
+  if (array[1] != SECOND_NUMBER)
+    __builtin_abort ();
+#endif
+}
+template <class T>
+int main2 (int argc, char **argv) {
+  T A[2] = {FIRST_NUMBER, SECOND_NUMBER};
+  int main_size = argc+1; /* We know argc is 1, and so 1+1 = 2.  */
+  auto func0 = [=](){ foo1_c(A, 2); };
+  _Cilk_spawn func0();
+  foo1 (A, 2);
+  _Cilk_sync;
+
+  auto func1 = [=](T *Aa){ foo1(Aa, 2); };
+  _Cilk_spawn func1 (A);
+  foo1 (A, 2);
+  _Cilk_sync;
+
+  auto func2 = [=](T *Aa, int size){ foo1(Aa, size); };
+  _Cilk_spawn func2 (A, 2);
+  foo1 (A, 2);
+  _Cilk_sync;
+
+  auto func3 = [=](T *Aa, int size){ int new_size = (size % 2 + 2); 
+				       foo1(Aa, size); };
+  _Cilk_spawn func3 (A, 2);
+  foo1 (A, 2);
+  _Cilk_sync;
+
+  auto func4 = [](T *Aa){ foo1(Aa, 2); };
+  _Cilk_spawn func4 (A);
+  foo1 (A, 2);
+  _Cilk_sync;
+
+  auto func5 = [](T *Aa, int size){ foo1(Aa, size); };
+  _Cilk_spawn func5 (A, 2);
+  foo1 (A, 2);
+  _Cilk_sync;
+
+  auto func6 = [&](T *Aa){ foo1(Aa, 2); };
+  _Cilk_spawn func6 (A);
+  foo1 (A, 2);
+  _Cilk_sync;
+
+  auto func7 = [&](T *Aa, int size){ foo1(Aa, size); };
+  _Cilk_spawn func7 (A, 2);
+  foo1 (A, 2);
+  _Cilk_sync;
+
+  auto func8 = [&](){ foo1(A, 2); };
+  _Cilk_spawn func8 ();
+  foo1 (A, 2);
+  _Cilk_sync;
+
+  /* We ignore the first param here and pass in A from the outer fn.  */
+  auto func9 = [&](T *Aa, int size){ foo1(A, size); };
+  _Cilk_spawn func9 (A, 2);
+  foo1 (A, 2);
+  _Cilk_sync;
+
+  auto func10 = [=](){ foo1_c(A, main_size); };
+  _Cilk_spawn func10 ();
+  foo1 (A, 2);
+  _Cilk_sync;
+
+  auto func11 = [&](){ foo1(A, main_size); };
+  _Cilk_spawn func11 ();
+  foo1 (A, 2);
+  _Cilk_sync;
+
+  /* We ignore the first & second param here and pass in A from the 
+     outer fn.  */
+  auto func12 = [&](T *Aa, int size){ foo1(A, main_size); };
+  _Cilk_spawn func12 (A, 2);
+  foo1 (A, 2);
+  _Cilk_sync;
+
+  _Cilk_spawn [&](T *Aa){ foo1(Aa, 2); }(A);
+  foo1 (A, 2);
+  _Cilk_sync;
+
+  _Cilk_spawn [&](T *Aa, int size){ foo1(Aa, size); }(A, 2);
+  foo1 (A, 2);
+  _Cilk_sync;
+
+  _Cilk_spawn [=](T *Aa){ foo1(Aa, 2); }(A);
+  foo1 (A, 2);
+  _Cilk_sync;
+
+  _Cilk_spawn [=](T *Aa, int size){ foo1(Aa, size); }(A, 2);
+  foo1 (A, 2);
+  _Cilk_sync;
+
+  /* We ignore the first param here.  */
+  _Cilk_spawn [=](T *Aa, int size){ foo1_c(A, size); }(A, 2);
+  foo1 (A, 2);
+  _Cilk_sync;
+
+  /* We ignore the first and second param here.  */
+  _Cilk_spawn [=](T *Aa, int size){ foo1_c(A, main_size); }(A, 2);
+  foo1 (A, 2);
+  _Cilk_sync;
+
+  _Cilk_spawn [&](){ foo1(A, 2); }();
+  [&](){ foo1(A, 2); }();
+  _Cilk_sync;
+
+  _Cilk_spawn [=](){ foo1_c(A, main_size); }();
+  foo1 (A, 2);
+  _Cilk_sync;
+	
+  _Cilk_spawn [&](){ foo1(A, main_size); }();
+  [&](){ foo1(A, 2); }();
+  _Cilk_sync;
+
+  return 0;
+}
+
+int main (void)
+{
+  int argc = 1;
+  char **argv = NULL;
+  int x = 1, y = 1, z = 1, q = 1, p = 1;
+  x = main2<char>(argc,argv);
+  y = main2<short>(argc,argv);
+  z = main2<int>(argc,argv);
+  p = main2<long>(argc,argv);
+  q = main2<long long>(argc,argv);
+  return (x+y+z+p+q);
+}
diff --git a/gcc/testsuite/g++.dg/cilk-plus/cilk-plus.exp b/gcc/testsuite/g++.dg/cilk-plus/cilk-plus.exp
index fa9246c..27412e8 100644
--- a/gcc/testsuite/g++.dg/cilk-plus/cilk-plus.exp
+++ b/gcc/testsuite/g++.dg/cilk-plus/cilk-plus.exp
@@ -22,6 +22,11 @@  if { ![check_effective_target_cilkplus] } {
     return;
 }
 
+verbose "$tool $libdir" 1
+set library_var "[get_multilibs]"
+# Pointing the ld_library_path to the Cilk Runtime library binaries.
+set ld_library_path "$[get_multilibs]/libcilkrts/.libs"
+
 dg-init
 # Run the tests that are shared with C.
 g++-dg-runtest [lsort [glob -nocomplain $srcdir/c-c++-common/cilk-plus/PS/*.c]] ""
@@ -56,3 +61,29 @@  dg-runtest [lsort [glob -nocomplain $srcdir/g++.dg/cilk-plus/AN/*.cc]] " -g -O2
 dg-runtest [lsort [glob -nocomplain $srcdir/g++.dg/cilk-plus/AN/*.cc]] " -g -O3 -fcilkplus" " "
 dg-runtest [lsort [glob -nocomplain $srcdir/g++.dg/cilk-plus/AN/*.cc]] " -O3 -ftree-vectorize -fcilkplus -g" " "
 dg-finish
+
+dg-init
+dg-runtest [lsort [glob -nocomplain $srcdir/g++.dg/cilk-plus/CK/*.cc]] " -fcilkplus" " "
+dg-runtest [lsort [glob -nocomplain $srcdir/g++.dg/cilk-plus/CK/*.cc]] " -O1 -fcilkplus" " "
+dg-runtest [lsort [glob -nocomplain $srcdir/g++.dg/cilk-plus/CK/*.cc]] " -O2 -fcilkplus" " "
+dg-runtest [lsort [glob -nocomplain $srcdir/g++.dg/cilk-plus/CK/*.cc]] " -O3 -fcilkplus" " "
+dg-runtest [lsort [glob -nocomplain $srcdir/g++.dg/cilk-plus/CK/*.cc]] " -g -fcilkplus" " "
+dg-runtest [lsort [glob -nocomplain $srcdir/g++.dg/cilk-plus/CK/*.cc]] " -g -O1 -fcilkplus" " "
+dg-runtest [lsort [glob -nocomplain $srcdir/g++.dg/cilk-plus/CK/*.cc]] " -g -O2 -ftree-vectorize -fcilkplus" " "
+dg-runtest [lsort [glob -nocomplain $srcdir/g++.dg/cilk-plus/CK/*.cc]] " -g -O3 -fcilkplus" " "
+dg-finish
+
+dg-init
+dg-runtest [lsort [glob -nocomplain $srcdir/c-c++-common/cilk-plus/CK/*.c]] " -fcilkplus" " "
+dg-runtest [lsort [glob -nocomplain $srcdir/c-c++-common/cilk-plus/CK/*.c]] " -O1 -fcilkplus" " "
+dg-runtest [lsort [glob -nocomplain $srcdir/c-c++-common/cilk-plus/CK/*.c]] " -O2 -fcilkplus" " "
+dg-runtest [lsort [glob -nocomplain $srcdir/c-c++-common/cilk-plus/CK/*.c]] " -O3 -fcilkplus" " "
+dg-runtest [lsort [glob -nocomplain $srcdir/c-c++-common/cilk-plus/CK/*.c]] " -g -fcilkplus" " "
+dg-runtest [lsort [glob -nocomplain $srcdir/c-c++-common/cilk-plus/CK/*.c]] " -g -O1 -fcilkplus" " "
+dg-runtest [lsort [glob -nocomplain $srcdir/c-c++-common/cilk-plus/CK/*.c]] " -g -O2 -ftree-vectorize -fcilkplus" " "
+dg-runtest [lsort [glob -nocomplain $srcdir/c-c++-common/cilk-plus/CK/*.c]] " -g -O3 -fcilkplus" " "
+dg-finish