re PR c++/72813 (atomic header cannot be compiled into translation unit with…

re PR c++/72813 (atomic header cannot be compiled into translation unit with -fkeep-inline-functions)

	PR c++/72813
	* gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
	of c-header.

	* c-decl.c (pop_file_scope): Set flag_syntax_only to 1 after writing
	PCH file.

	* decl2.c (c_parse_final_cleanups): Set flag_syntax_only to 1 after
	writing PCH file.

From-SVN: r244328

gcc/ChangeLog

+2017-01-11  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c++/72813
+	* gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
+	of c-header.
+
 2017-01-11  David Malcolm  <dmalcolm@redhat.com>
 
 	PR driver/78877

gcc/c/ChangeLog

+2017-01-11  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c++/72813
+	* c-decl.c (pop_file_scope): Set flag_syntax_only to 1 after writing
+	PCH file.
+
 2017-01-11  Richard Biener  <rguenther@suse.de>
 
 	PR bootstrap/79052

gcc/c/c-decl.c

@@ -1420,6 +1420,8 @@ pop_file_scope (void)
   if (pch_file)
     {
       c_common_write_pch ();
+      /* Ensure even the callers don't try to finalize the CU.  */
+      flag_syntax_only = 1;
       return;
     }
 

gcc/cp/ChangeLog

+2017-01-11  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c++/72813
+	* decl2.c (c_parse_final_cleanups): Set flag_syntax_only to 1 after
+	writing PCH file.
+
 2017-01-10  David Malcolm  <dmalcolm@redhat.com>
 
 	PR c++/77949

gcc/cp/decl2.c

@@ -4461,6 +4461,8 @@ c_parse_final_cleanups (void)
 	  DECL_ASSEMBLER_NAME (node->decl);
       c_common_write_pch ();
       dump_tu ();
+      /* Ensure even the callers don't try to finalize the CU.  */
+      flag_syntax_only = 1;
       return;
     }
 

gcc/gcc.c

@@ -1328,7 +1328,7 @@ static const struct compiler default_compilers[] =
 		%(cpp_options) -o %{save-temps*:%b.i} %{!save-temps*:%g.i} \n\
 		    cc1 -fpreprocessed %{save-temps*:%b.i} %{!save-temps*:%g.i} \
 			%(cc1_options)\
-			%{!fsyntax-only:-o %g.s \
+			%{!fsyntax-only:%{!S:-o %g.s} \
 			    %{!fdump-ada-spec*:%{!o*:--output-pch=%i.gch}\
 					       %W{o*:--output-pch=%*}}%V}}\
 	  %{!save-temps*:%{!traditional-cpp:%{!no-integrated-cpp:\