[testsuite] Add missing dg-require-effective-target alloca

Add missing dg-require-effective-target alloca.

Tested on nvptx.

2019-06-20  Tom de Vries  <tdevries@suse.de>

	* gcc.c-torture/compile/pr77754-1.c: Require alloca.
	* gcc.c-torture/compile/pr77754-2.c: Same.
	* gcc.c-torture/compile/pr77754-3.c: Same.
	* gcc.c-torture/compile/pr77754-4.c: Same.
	* gcc.c-torture/compile/pr77754-5.c: Same.
	* gcc.c-torture/compile/pr77754-6.c: Same.
	* gcc.c-torture/compile/pr87110.c: Same.
	* gcc.c-torture/execute/pr86528.c: Same.
	* gcc.dg/Walloca-larger-than-2.c: Same.
	* gcc.dg/Walloca-larger-than.c: Same.
	* gcc.dg/Warray-bounds-41.c: Same.
	* gcc.dg/Wrestrict-17.c: Same.
	* gcc.dg/Wstrict-overflow-27.c: Same.
	* gcc.dg/Wstringop-truncation-3.c: Same.
	* gcc.dg/pr78902.c: Same.
	* gcc.dg/pr87099.c: Same.
	* gcc.dg/pr87320.c: Same.
	* gcc.dg/pr89045.c: Same.
	* gcc.dg/strlenopt-62.c: Same.
	* gcc.dg/tree-ssa/alias-37.c: Same.

From-SVN: r272501

gcc/testsuite/ChangeLog

@@ -1,3 +1,26 @@
+2019-06-20  Tom de Vries  <tdevries@suse.de>
+
+	* gcc.c-torture/compile/pr77754-1.c: Require alloca.
+	* gcc.c-torture/compile/pr77754-2.c: Same.
+	* gcc.c-torture/compile/pr77754-3.c: Same.
+	* gcc.c-torture/compile/pr77754-4.c: Same.
+	* gcc.c-torture/compile/pr77754-5.c: Same.
+	* gcc.c-torture/compile/pr77754-6.c: Same.
+	* gcc.c-torture/compile/pr87110.c: Same.
+	* gcc.c-torture/execute/pr86528.c: Same.
+	* gcc.dg/Walloca-larger-than-2.c: Same.
+	* gcc.dg/Walloca-larger-than.c: Same.
+	* gcc.dg/Warray-bounds-41.c: Same.
+	* gcc.dg/Wrestrict-17.c: Same.
+	* gcc.dg/Wstrict-overflow-27.c: Same.
+	* gcc.dg/Wstringop-truncation-3.c: Same.
+	* gcc.dg/pr78902.c: Same.
+	* gcc.dg/pr87099.c: Same.
+	* gcc.dg/pr87320.c: Same.
+	* gcc.dg/pr89045.c: Same.
+	* gcc.dg/strlenopt-62.c: Same.
+	* gcc.dg/tree-ssa/alias-37.c: Same.
+
 2019-06-19  Marek Polacek  <polacek@redhat.com>
 
 	PR c++/60364 - noreturn after first decl not diagnosed.

gcc/testsuite/gcc.c-torture/compile/pr77754-1.c

@@ -1,3 +1,4 @@
+// { dg-require-effective-target alloca }
 /* PR c/77754 */
 
 int fn3();

gcc/testsuite/gcc.c-torture/compile/pr77754-2.c

@@ -1,3 +1,4 @@
+// { dg-require-effective-target alloca }
 /* PR c/77754 */
 
 int fn3();

gcc/testsuite/gcc.c-torture/compile/pr77754-3.c

@@ -1,3 +1,4 @@
+// { dg-require-effective-target alloca }
 /* PR c/77754 */
 
 int fn3();

gcc/testsuite/gcc.c-torture/compile/pr77754-4.c

@@ -1,3 +1,4 @@
+// { dg-require-effective-target alloca }
 /* PR c/77754 */
 
 int fn3();

gcc/testsuite/gcc.c-torture/compile/pr77754-5.c

@@ -1,3 +1,4 @@
+// { dg-require-effective-target alloca }
 /* PR c/77754 */
 
 int fn3();

gcc/testsuite/gcc.c-torture/compile/pr77754-6.c

@@ -1,3 +1,4 @@
+// { dg-require-effective-target alloca }
 /* PR c/77754 */
 
 int fn3();

gcc/testsuite/gcc.c-torture/compile/pr87110.c

@@ -1,3 +1,4 @@
+// { dg-require-effective-target alloca }
 enum a { b, c };
 struct d {
   _Bool e;

gcc/testsuite/gcc.c-torture/execute/pr86528.c

@@ -1,3 +1,4 @@
+// { dg-require-effective-target alloca }
 /* PR middle-end/86528 */
 
 void __attribute__((noinline, noclone))

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

@@ -1,6 +1,7 @@
 /* PR middle-end/82063 - issues with arguments enabled by -Wall
    Verify that alloca() calls in loops are not diagnosed by default.
    { dg-do compile }
+   { dg-require-effective-target alloca }
    { dg-options "-O2 -ftrack-macro-expansion=0" } */
 
 extern void* alloca (__SIZE_TYPE__);

gcc/testsuite/gcc.dg/Walloca-larger-than.c

@@ -1,5 +1,6 @@
 /* PR middle-end/82063 - issues with arguments enabled by -Wall
    { dg-do compile }
+   { dg-require-effective-target alloca }
    { dg-options "-O2 -Walloca-larger-than=0 -Wvla-larger-than=0 -ftrack-macro-expansion=0" } */
 
 extern void* alloca (__SIZE_TYPE__);

gcc/testsuite/gcc.dg/Warray-bounds-41.c

@@ -1,5 +1,6 @@
 /* PR tree-optimization/89662- -Warray-bounds ICE on void* arithmetic
    { dg-do compile }
+   { dg-require-effective-target alloca }
    { dg-options "-O2 -Wall" } */
 
 void* vptr (void *c)

gcc/testsuite/gcc.dg/Wrestrict-17.c

@@ -1,6 +1,7 @@
 /* PR tree-optimization/85826 - ICE in gimple-ssa-warn-restruct on
    a variable-length struct
    { dg-do compile }
+   { dg-require-effective-target alloca }
    { dg-options "-O2 -Wall" }  */
 
 int f (int n)

gcc/testsuite/gcc.dg/Wstrict-overflow-27.c

@@ -1,4 +1,5 @@
 /* { dg-do compile } */
+/* { dg-require-effective-target alloca } */
 /* { dg-options "-O3 -Wstrict-overflow=2 -Werror" } */
 
 typedef __SIZE_TYPE__ size_t;

gcc/testsuite/gcc.dg/Wstringop-truncation-3.c

@@ -1,5 +1,6 @@
 /* PR c/85931 - -Wsizeof-pointer-memaccess for strncpy with size of source
    { dg-do compile }
+   { dg-require-effective-target alloca }
    { dg-options "-O2 -Wall -Wstringop-truncation -ftrack-macro-expansion=0" } */
 
 typedef __SIZE_TYPE__ size_t;

gcc/testsuite/gcc.dg/pr78902.c

@@ -1,4 +1,5 @@
 /* { dg-do compile } */
+/* { dg-require-effective-target alloca } */
 
 void *ptr;
 

gcc/testsuite/gcc.dg/pr87099.c

@@ -1,5 +1,6 @@
 /* PR middle-end/87099 */
 /* { dg-do compile } */
+/* { dg-require-effective-target alloca } */
 /* { dg-options "-Wstringop-overflow" } */
 
 void bar (char *);

gcc/testsuite/gcc.dg/pr87320.c

@@ -1,5 +1,6 @@
 /* PR tree-optimization/87320 */
 /* { dg-do run } */
+/* { dg-require-effective-target alloca } */
 /* { dg-options "-O3" } */
 /* { dg-additional-options "-mavx" { target avx_runtime } } */
 

gcc/testsuite/gcc.dg/pr89045.c

@@ -1,5 +1,6 @@
 /* PR c/89045 */
 /* { dg-do compile } */
+/* { dg-require-effective-target alloca } */
 /* { dg-options "" } */
 
 int

gcc/testsuite/gcc.dg/strlenopt-62.c

@@ -1,6 +1,7 @@
 /* PR tree-optimization/90662 - strlen of a string in a vla plus offset
    not folded
    { dg-do compile }
+   { dg-require-effective-target alloca }
    { dg-options "-O2 -Wall -fdump-tree-gimple -fdump-tree-optimized" } */
 
 #include "strlenopt.h"

gcc/testsuite/gcc.dg/tree-ssa/alias-37.c

@@ -1,4 +1,5 @@
 /* { dg-do compile } */
+/* { dg-require-effective-target alloca } */
 /* { dg-options "-O2 -fdump-tree-dse1-details" } */
 
 int i;