[gomp4]

[Nathan Sidwell]

I've applied this to gomp4 branch.

1) ports the break fix in gimple-fold from trunk

2) fixes missing tab in ptx output.

nathan

2015-10-09  Nathan Sidwell  <nat...@acm.org>

	* config/nvptx/nvptx.c (nvptx_init_axis_predicate): Fix output
	formatting.

	PR 67861
	* gimple-fold.c (gimple_fold_builtin): Add break after
	BUILT_IN_PRINTF_CHK, BUILT_IN_VPRINTF_CHK folding.

Index: gcc/config/nvptx/nvptx.c
===================================================================
--- gcc/config/nvptx/nvptx.c	(revision 228656)
+++ gcc/config/nvptx/nvptx.c	(working copy)
@@ -629,8 +629,7 @@ static void
 nvptx_init_axis_predicate (FILE *file, int regno, const char *name)
 {
   fprintf (file, "\t{\n");
-      
-  fprintf (file, "\t.reg.u32\t%%%s;\n", name);
+  fprintf (file, "\t\t.reg.u32\t%%%s;\n", name);
   fprintf (file, "\t\tmov.u32\t%%%s, %%tid.%s;\n", name, name);
   fprintf (file, "\t\tsetp.ne.u32\t%%r%d, %%%s, 0;\n", regno, name);
   fprintf (file, "\t}\n");
Index: gcc/gimple-fold.c
===================================================================
--- gcc/gimple-fold.c	(revision 228656)
+++ gcc/gimple-fold.c	(working copy)
@@ -2890,6 +2890,7 @@ gimple_fold_builtin (gimple_stmt_iterato
 					   n == 3
 					   ? gimple_call_arg (stmt, 2)
 					   : NULL_TREE, fcode);
+      break;
     case BUILT_IN_ACC_ON_DEVICE:
       return gimple_fold_builtin_acc_on_device (gsi,
 						gimple_call_arg (stmt, 0));