Testsuite, remove alloca header

2019-10-02  Andreas Tobler  <andreast@gcc.gnu.org>

	* testsuite/libgomp.oacc-c-c++-common/loop-default.h: Remove alloca.h
	include. Replace alloca () with __builtin_alloca ().
	* testsuite/libgomp.oacc-c-c++-common/loop-dim-default.c: Likewise.

Reviewed-by: Thomas Schwinge <thomas@codesourcery.com>

From-SVN: r276479

libgomp/ChangeLog

+2019-10-02  Andreas Tobler  <andreast@gcc.gnu.org>
+
+	* testsuite/libgomp.oacc-c-c++-common/loop-default.h: Remove alloca.h
+	include. Replace alloca () with __builtin_alloca ().
+	* testsuite/libgomp.oacc-c-c++-common/loop-dim-default.c: Likewise.
+
 2019-10-01  Jakub Jelinek  <jakub@redhat.com>
 
 	* configure.ac: Remove GCC_HEADER_STDINT(gstdint.h).

libgomp/testsuite/libgomp.oacc-c-c++-common/loop-default.h

 #include <openacc.h>
-#include <alloca.h>
 #include <string.h>
 #include <stdio.h>
 #include <gomp-constants.h>
@@ -28,9 +27,9 @@ check (const int *ary, int size, int gp, int wp, int vp)
 {
   int exit = 0;
   int ix;
-  int *gangs = (int *)alloca (gp * sizeof (int));
-  int *workers = (int *)alloca (wp * sizeof (int));
-  int *vectors = (int *)alloca (vp * sizeof (int));
+  int *gangs = (int *)__builtin_alloca (gp * sizeof (int));
+  int *workers = (int *)__builtin_alloca (wp * sizeof (int));
+  int *vectors = (int *)__builtin_alloca (vp * sizeof (int));
   int offloaded = 0;
 
   memset (gangs, 0, gp * sizeof (int));

libgomp/testsuite/libgomp.oacc-c-c++-common/loop-dim-default.c

 /* { dg-additional-options "-fopenacc-dim=16:16" } */
 
 #include <openacc.h>
-#include <alloca.h>
 #include <string.h>
 #include <stdio.h>
 #include <gomp-constants.h>
@@ -28,9 +27,9 @@ int check (const int *ary, int size, int gp, int wp, int vp)
 {
   int exit = 0;
   int ix;
-  int *gangs = (int *)alloca (gp * sizeof (int));
-  int *workers = (int *)alloca (wp * sizeof (int));
-  int *vectors = (int *)alloca (vp * sizeof (int));
+  int *gangs = (int *)__builtin_alloca (gp * sizeof (int));
+  int *workers = (int *)__builtin_alloca (wp * sizeof (int));
+  int *vectors = (int *)__builtin_alloca (vp * sizeof (int));
   int offloaded = 0;
   
   memset (gangs, 0, gp * sizeof (int));