re PR middle-end/83977 (ICE in simd_clone_clauses_extract, at omp-simd-clone.c:184)

	PR middle-end/83977
	* ipa-fnsummary.c (compute_fn_summary): Clear can_change_signature
	on functions with #pragma omp declare simd or functions with simd
	attribute.
	* omp-simd-clone.c (expand_simd_clones): Revert 2018-01-24 change.
	* config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
	Remove trailing \n from warning_at calls.

	* c-c++-common/gomp/pr83977-1.c: Add -w to dg-options.

From-SVN: r257051

gcc/ChangeLog

+2018-01-25  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/83977
+	* ipa-fnsummary.c (compute_fn_summary): Clear can_change_signature
+	on functions with #pragma omp declare simd or functions with simd
+	attribute.
+	* omp-simd-clone.c (expand_simd_clones): Revert 2018-01-24 change.
+	* config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
+	Remove trailing \n from warning_at calls.
+
 2018-01-25  Tom de Vries  <tom@codesourcery.com>
 
 	PR target/84028

gcc/config/i386/i386.c

@@ -50224,7 +50224,7 @@ ix86_simd_clone_compute_vecsize_and_simdlen (struct cgraph_node *node,
 	break;
       default:
 	warning_at (DECL_SOURCE_LOCATION (node->decl), 0,
-		    "unsupported return type %qT for simd\n", ret_type);
+		    "unsupported return type %qT for simd", ret_type);
 	return 0;
       }
 
@@ -50246,7 +50246,7 @@ ix86_simd_clone_compute_vecsize_and_simdlen (struct cgraph_node *node,
 	break;
       default:
 	warning_at (DECL_SOURCE_LOCATION (node->decl), 0,
-		    "unsupported argument type %qT for simd\n", TREE_TYPE (t));
+		    "unsupported argument type %qT for simd", TREE_TYPE (t));
 	return 0;
       }
 

gcc/ipa-fnsummary.c

@@ -2467,7 +2467,11 @@ compute_fn_summary (struct cgraph_node *node, bool early)
 	 info->inlinable = tree_inlinable_function_p (node->decl);
 
        /* Type attributes can use parameter indices to describe them.  */
-       if (TYPE_ATTRIBUTES (TREE_TYPE (node->decl)))
+       if (TYPE_ATTRIBUTES (TREE_TYPE (node->decl))
+	   /* Likewise for #pragma omp declare simd functions or functions
+	      with simd attribute.  */
+	   || lookup_attribute ("omp declare simd",
+				DECL_ATTRIBUTES (node->decl)))
 	 node->local.can_change_signature = false;
        else
 	 {

gcc/omp-simd-clone.c

@@ -1574,10 +1574,6 @@ expand_simd_clones (struct cgraph_node *node)
   tree attr = lookup_attribute ("omp declare simd",
 				DECL_ATTRIBUTES (node->decl));
   if (attr == NULL_TREE
-      /* Ignore artificial decls with an abstract origin, results of function
-	 cloning, versioning etc.  We want to handle certain builtins
-	 with simd attribute, like __builtin_sin.  */
-      || (DECL_ARTIFICIAL (node->decl) && DECL_ABSTRACT_ORIGIN (node->decl))
       || node->global.inlined_to
       || lookup_attribute ("noclone", DECL_ATTRIBUTES (node->decl)))
     return;

gcc/testsuite/ChangeLog

+2018-01-25  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/83977
+	* c-c++-common/gomp/pr83977-1.c: Add -w to dg-options.
+
 2018-01-25  Richard Sandiford  <richard.sandiford@linaro.org>
 
 	* gcc.dg/vect/vect-reduc-or_1.c: Require whole_vector_shift for

gcc/testsuite/c-c++-common/gomp/pr83977-1.c

 /* PR middle-end/83977 */
 /* { dg-do compile } */
-/* { dg-additional-options "-O2" } */
+/* { dg-additional-options "-O2 -w" } */
 
 struct S { int a, b, c; };