Walloca-1.c: Adjust test for !lp64 targets.

	* gcc.dg/Walloca-1.c: Adjust test for !lp64 targets.
	* gcc.dg/Walloca-2.c: Same.

From-SVN: r241351

gcc/testsuite/ChangeLog

 2016-10-19  Aldy Hernandez  <aldyh@redhat.com>
 
+	* gcc.dg/Walloca-1.c: Adjust test for !lp64 targets.
+	* gcc.dg/Walloca-2.c: Same.
+
+2016-10-19  Aldy Hernandez  <aldyh@redhat.com>
+
 	* gcc.dg/Wvla-1.c: Rename to...
 	* gcc.dg/Wvla-larger-than-1.c: ...this.
 	* gcc.dg/Wvla-2.c: Rename to...

gcc/testsuite/gcc.dg/Walloca-1.c

@@ -23,7 +23,8 @@ void foo1 (size_t len, size_t len2, size_t len3)
   char *s = alloca (123);
   useit (s);			// OK, constant argument to alloca
 
-  s = alloca (num);		// { dg-warning "large due to conversion" }
+  s = alloca (num);		// { dg-warning "large due to conversion" "" { target lp64 } }
+  // { dg-warning "unbounded use of 'alloca'" "" { target { ! lp64 } } 26 }
   useit (s);
 
   s = alloca(90000);		/* { dg-warning "is too large" } */

gcc/testsuite/gcc.dg/Walloca-2.c

@@ -8,7 +8,11 @@ g1 (int n)
 {
   void *p;
   if (n > 0 && n < 2000)
-    p = __builtin_alloca (n);
+    // FIXME: This is a bogus warning, and is currently happening on
+    // 32-bit targets because VRP is not giving us any range info for
+    // the argument to __builtin_alloca.  This should be fixed by the
+    // upcoming range work.
+    p = __builtin_alloca (n); // { dg-bogus "unbounded use of 'alloca'" "" { xfail { ! lp64 } } }
   else
     p = __builtin_malloc (n);
   f (p);
@@ -31,8 +35,9 @@ g3 (int n)
   void *p;
   if (n > 0 && n < 3000)
     {
-      p = __builtin_alloca (n); // { dg-warning "'alloca' may be too large" }
-      // { dg-message "note:.*argument may be as large as 2999" "note" { target *-*-* } 34 }
+      p = __builtin_alloca (n); // { dg-warning "'alloca' may be too large" "" { target lp64} }
+      // { dg-message "note:.*argument may be as large as 2999" "note" { target lp64 } 38 }
+      // { dg-warning "unbounded use of 'alloca'" "" { target { ! lp64 } } 38 }
     }
   else
     p = __builtin_malloc (n);