re PR c++/71946 (asm in toplevel lambda function rejected)

/cp
2017-10-04  Paolo Carlini  <paolo.carlini@oracle.com>
	    Andrew Pinski  <apinski@cavium.com>

	PR c++/71946
	* parser.c (cp_parser_lambda_body): Set parser->in_function_body.

/testsuite
2017-10-04  Paolo Carlini  <paolo.carlini@oracle.com>
	    Andrew Pinski  <apinski@cavium.com>

	PR c++/71946
	* g++.dg/cpp0x/lambda/lambda-asm1.C: New.
	* g++.dg/cpp0x/lambda/lambda-stmtexpr1.C: Likewise.

Co-Authored-By: Andrew Pinski <apinski@cavium.com>

From-SVN: r253423

gcc/cp/ChangeLog

+2017-10-04  Paolo Carlini  <paolo.carlini@oracle.com>
+	    Andrew Pinski  <apinski@cavium.com>
+
+	PR c++/71946
+	* parser.c (cp_parser_lambda_body): Set parser->in_function_body.
+
 2017-10-04  Nathan Sidwell  <nathan@acm.org>
 
 	Move mangling aliases out of global namespace.

gcc/cp/parser.c

@@ -10557,6 +10557,7 @@ cp_parser_lambda_body (cp_parser* parser, tree lambda_expr)
 {
   bool nested = (current_function_decl != NULL_TREE);
   bool local_variables_forbidden_p = parser->local_variables_forbidden_p;
+  bool in_function_body = parser->in_function_body;
   if (nested)
     push_function_context ();
   else
@@ -10567,6 +10568,7 @@ cp_parser_lambda_body (cp_parser* parser, tree lambda_expr)
   save_omp_privatization_clauses (omp_privatization_save);
   /* Clear this in case we're in the middle of a default argument.  */
   parser->local_variables_forbidden_p = false;
+  parser->in_function_body = true;
 
   /* Finish the function call operator
      - class_specifier
@@ -10653,6 +10655,7 @@ cp_parser_lambda_body (cp_parser* parser, tree lambda_expr)
 
   restore_omp_privatization_clauses (omp_privatization_save);
   parser->local_variables_forbidden_p = local_variables_forbidden_p;
+  parser->in_function_body = in_function_body;
   if (nested)
     pop_function_context();
   else

gcc/testsuite/ChangeLog

+2017-10-04  Paolo Carlini  <paolo.carlini@oracle.com>
+	    Andrew Pinski  <apinski@cavium.com>
+
+	PR c++/71946
+	* g++.dg/cpp0x/lambda/lambda-asm1.C: New.
+	* g++.dg/cpp0x/lambda/lambda-stmtexpr1.C: Likewise.
+
 2017-10-04  Sudakshina Das  <sudi.das@arm.com>
 
 	* gcc.target/aarch64/bic_imm_1.c: New.

gcc/testsuite/g++.dg/cpp0x/lambda/lambda-asm1.C

+// PR c++/71946
+// { dg-do compile { target c++11 } }
+
+auto test = []{ __asm__ __volatile__ ("" : : "r" (0) ); };

gcc/testsuite/g++.dg/cpp0x/lambda/lambda-stmtexpr1.C

+// PR c++/71946
+// { dg-do compile { target c++11 } }
+// { dg-options "" }
+
+auto test = []{ int t = ({ int t1; t1 = 7; t1; }); };