c-cppbuiltin.c (c_cpp_builtins): Don't define __cpp_consteval for now.

	* c-cppbuiltin.c (c_cpp_builtins): Don't define __cpp_consteval for
	now.

	* g++.dg/cpp2a/feat-cxx2a.C: Don't test __cpp_consteval for now.

From-SVN: r279065

gcc/c-family/ChangeLog

+2019-12-06  Jakub Jelinek  <jakub@redhat.com>
+
+	* c-cppbuiltin.c (c_cpp_builtins): Don't define __cpp_consteval for
+	now.
+
 2019-12-05  Marek Polacek  <polacek@redhat.com>
 	    Jakub Jelinek  <jakub@redhat.com>
 

gcc/c-family/c-cppbuiltin.c

@@ -1001,7 +1001,7 @@ c_cpp_builtins (cpp_reader *pfile)
 	  cpp_define (pfile, "__cpp_constexpr=201907L");
 	  cpp_define (pfile, "__cpp_constexpr_in_decltype=201711L");
 	  cpp_define (pfile, "__cpp_conditional_explicit=201806L");
-	  cpp_define (pfile, "__cpp_consteval=201811L");
+	  /* cpp_define (pfile, "__cpp_consteval=201811L"); */
 	  cpp_define (pfile, "__cpp_constinit=201907L");
 	  cpp_define (pfile, "__cpp_deduction_guides=201907L");
 	  cpp_define (pfile, "__cpp_nontype_template_parameter_class=201806L");

gcc/testsuite/ChangeLog

 2019-12-06  Jakub Jelinek  <jakub@redhat.com>
 
+	* g++.dg/cpp2a/feat-cxx2a.C: Don't test __cpp_consteval for now.
+
 	PR c++/92831 - CWG 1299, not extending temporary lifetime for ?:
 	* g++.dg/cpp0x/temp-extend2.C: New test.
 

gcc/testsuite/g++.dg/cpp2a/feat-cxx2a.C

@@ -526,11 +526,13 @@
 #  error "__cpp_constexpr_in_decltype != 201711"
 #endif
 
+/* Not supported fully yet:
 #ifndef __cpp_consteval
 #  error "__cpp_consteval"
 #elif __cpp_consteval != 201811
 #  error "__cpp_consteval != 201811"
 #endif
+*/
 
 #ifndef __cpp_concepts
 #  error "__cpp_concepts"