[testsuite] Add missing require-effective-target directives in gcc.dg

Add some missing require-effect-targets directives (alloca, indirect_jumps,
label_values and nonlocal_goto).

Tested on nvptx.

gcc/testsuite/ChangeLog:

	* gcc.dg/Warray-bounds-46.c: Add missing require-effective-target
	directive.
	* gcc.dg/Warray-bounds-48.c: Same.
	* gcc.dg/Warray-bounds-50.c: Same.
	* gcc.dg/Wreturn-local-addr-2.c: Same.
	* gcc.dg/Wreturn-local-addr-3.c: Same.
	* gcc.dg/Wreturn-local-addr-4.c: Same.
	* gcc.dg/Wreturn-local-addr-6.c: Same.
	* gcc.dg/Wstack-usage.c: Same.
	* gcc.dg/Wstringop-overflow-15.c: Same.
	* gcc.dg/Wstringop-overflow-23.c: Same.
	* gcc.dg/Wstringop-overflow-25.c: Same.
	* gcc.dg/Wstringop-overflow-27.c: Same.
	* gcc.dg/Wstringop-overflow-39.c: Same.
	* gcc.dg/analyzer/alloca-leak.c: Same.
	* gcc.dg/analyzer/data-model-1.c: Same.
	* gcc.dg/analyzer/data-model-16.c: Same.
	* gcc.dg/analyzer/malloc-1.c: Same.
	* gcc.dg/analyzer/malloc-paths-8.c: Same.
	* gcc.dg/analyzer/pr93546.c: Same.
	* gcc.dg/analyzer/setjmp-1.c: Same.
	* gcc.dg/analyzer/setjmp-2.c: Same.
	* gcc.dg/analyzer/setjmp-3.c: Same.
	* gcc.dg/analyzer/setjmp-4.c: Same.
	* gcc.dg/analyzer/setjmp-5.c: Same.
	* gcc.dg/analyzer/setjmp-6.c: Same.
	* gcc.dg/analyzer/setjmp-7.c: Same.
	* gcc.dg/analyzer/setjmp-7a.c: Same.
	* gcc.dg/analyzer/setjmp-8.c: Same.
	* gcc.dg/analyzer/setjmp-9.c: Same.
	* gcc.dg/analyzer/setjmp-pr93378.c: Same.
	* gcc.dg/gimplefe-44.c: Same.
	* gcc.dg/pr84131.c: Same.
	* gcc.dg/pr93986.c: Same.
	* gcc.dg/pr95133.c: Same.
	* gcc.dg/pr95857.c: Same.
	* gcc.dg/strlenopt-83.c: Same.
	* gcc.dg/strlenopt-84.c: Same.
	* gcc.dg/strlenopt-91.c: Same.
	* gcc.dg/uninit-32.c: Same.
	* gcc.dg/uninit-36.c: Same.

gcc/testsuite/gcc.dg/Warray-bounds-46.c

@@ -3,7 +3,8 @@
    Test to verify that past-the-end accesses by string functions to member
    arrays by-reference objects are diagnosed.
    { dg-do compile }
-   { dg-options "-O2 -Wall -Wno-unused-local-typedefs -Wno-stringop-overflow -ftrack-macro-expansion=0" }  */
+   { dg-options "-O2 -Wall -Wno-unused-local-typedefs -Wno-stringop-overflow -ftrack-macro-expansion=0" }
+   { dg-require-effective-target alloca } */
 
 #define SA(expr) typedef int StaticAssert [2 * !!(expr) - 1]
 

gcc/testsuite/gcc.dg/Warray-bounds-48.c

@@ -1,7 +1,8 @@
 /* PR middle-end/91647 - missing -Warray-bounds accessing a zero-length array
    of a declared object
    { dg-do "compile" }
-   { dg-options "-O2 -Wall" } */
+   { dg-options "-O2 -Wall" }
+   { dg-require-effective-target alloca } */
 
 typedef __INT16_TYPE__ int16_t;
 typedef __INT32_TYPE__ int32_t;

gcc/testsuite/gcc.dg/Warray-bounds-50.c

@@ -1,6 +1,7 @@
 /* PR middle-end/92349 - ICE in -Warray-bounds on a VLA member
    { dg-do compile }
-   { dg-options "-O2 -Wall" } */
+   { dg-options "-O2 -Wall" }
+   { dg-require-effective-target alloca } */
 
 typedef __SIZE_TYPE__ size_t;
 

gcc/testsuite/gcc.dg/Wreturn-local-addr-2.c

@@ -1,6 +1,7 @@
 /* PR c/71924 - missing -Wreturn-local-addr returning alloca result
    { dg-do compile }
-   { dg-options "-O2 -Wall" } */
+   { dg-options "-O2 -Wall" }
+   { dg-require-effective-target alloca } */
 
 #define ATTR(...) __attribute__ ((__VA_ARGS__))
 

gcc/testsuite/gcc.dg/Wreturn-local-addr-3.c

@@ -1,6 +1,7 @@
 /* PR c/71924 - missing -Wreturn-local-addr returning alloca result
    { dg-do compile }
-   { dg-options "-O2 -Wall" } */
+   { dg-options "-O2 -Wall" }
+   { dg-require-effective-target alloca } */
 
 #define ATTR(...) __attribute__ ((__VA_ARGS__))
 

gcc/testsuite/gcc.dg/Wreturn-local-addr-4.c

@@ -1,6 +1,7 @@
 /* PR c/71924 - missing -Wreturn-local-addr returning alloca result
    { dg-do compile }
-   { dg-options "-O2 -Wall" } */
+   { dg-options "-O2 -Wall" }
+   { dg-require-effective-target alloca } */
 
 #define ATTR(...) __attribute__ ((__VA_ARGS__))
 

gcc/testsuite/gcc.dg/Wreturn-local-addr-6.c

@@ -1,6 +1,7 @@
 /* PR c/71924 - missing -Wreturn-local-addr returning alloca result
    { dg-do compile }
-   { dg-options "-O2 -Wall" } */
+   { dg-options "-O2 -Wall" }
+   { dg-require-effective-target alloca } */
 
 typedef __SIZE_TYPE__ size_t;
 

gcc/testsuite/gcc.dg/Wstack-usage.c

@@ -1,6 +1,7 @@
 /* PR 90983/manual documents `-Wno-stack-usage` flag, but it is unrecognized
    { dg-do compile }
-   { dg-options "-Wall -Wstack-usage=123 -Wno-stack-usage" } */
+   { dg-options "-Wall -Wstack-usage=123 -Wno-stack-usage" }
+   { dg-require-effective-target alloca } */
 
 void f (void*);
 

gcc/testsuite/gcc.dg/Wstringop-overflow-15.c

@@ -4,7 +4,8 @@
    for either kind of VLAs (member and non-member).
    Diagnosing the accesses is the subject of pr82608.
    { dg-do compile }
-   { dg-options "-O2 -Wall -Wno-array-bounds" } */
+   { dg-options "-O2 -Wall -Wno-array-bounds" }
+   { dg-require-effective-target alloca } */
 
 void sink (void*);
 

gcc/testsuite/gcc.dg/Wstringop-overflow-23.c

@@ -4,7 +4,8 @@
    warnings are issued for calls to user-defined functions with attribute
    access and with non-constant out-of-bounds arguments.
    { dg-do compile }
-   { dg-options "-O2 -Wall" } */
+   { dg-options "-O2 -Wall" }
+   { dg-require-effective-target alloca } */
 
 #include "range.h"
 

gcc/testsuite/gcc.dg/Wstringop-overflow-25.c

@@ -1,6 +1,7 @@
 /* PR middle-end/91582 - missing heap overflow detection for strcpy
    { dg-do compile }
-   { dg-options "-O2 -Wall -Wno-array-bounds -ftrack-macro-expansion=0" } */
+   { dg-options "-O2 -Wall -Wno-array-bounds -ftrack-macro-expansion=0" }
+   { dg-require-effective-target alloca } */
 
 #include "range.h"
 

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

@@ -2,7 +2,8 @@
    PR middle-end/85484 - missing -Wstringop-overflow for strcpy with
    a string of non-const length
    { dg-do compile }
-   { dg-options "-O2 -Wall -Wno-array-bounds" } */
+   { dg-options "-O2 -Wall -Wno-array-bounds" }
+   { dg-require-effective-target alloca } */
 
 typedef __SIZE_TYPE__ size_t;
 

gcc/testsuite/gcc.dg/Wstringop-overflow-39.c

@@ -1,7 +1,8 @@
 /* PR middle-end/95667 - unintended warning for memset writing across multiple
    members
    { dg-do compile }
-   { dg-options "-O2 -Wall" } */
+   { dg-options "-O2 -Wall" }
+   { dg-require-effective-target alloca } */
 
 extern void sink (void*);
 

gcc/testsuite/gcc.dg/analyzer/alloca-leak.c

@@ -1,3 +1,5 @@
+/* { dg-require-effective-target alloca } */
+
 #include <alloca.h>
 
 void *test (void)

gcc/testsuite/gcc.dg/analyzer/data-model-1.c

@@ -1,3 +1,5 @@
+/* { dg-require-effective-target alloca } */
+
 #include <stdlib.h>
 #include <string.h>
 #include <stdio.h>

gcc/testsuite/gcc.dg/analyzer/data-model-16.c

@@ -1,3 +1,5 @@
+/* { dg-require-effective-target label_values } */
+
 /* Labels as values.  */
 
 #include "analyzer-decls.h"

gcc/testsuite/gcc.dg/analyzer/malloc-1.c

@@ -1,3 +1,5 @@
+/* { dg-require-effective-target alloca } */
+
 #include <alloca.h>
 #include <stdlib.h>
 

gcc/testsuite/gcc.dg/analyzer/malloc-paths-8.c

@@ -1,4 +1,5 @@
 /* { dg-additional-options "-fanalyzer-transitivity" } */
+/* { dg-require-effective-target alloca } */
 
 #include <stddef.h>
 #include <alloca.h>

gcc/testsuite/gcc.dg/analyzer/pr93546.c

@@ -1,4 +1,5 @@
 /* { dg-do compile } */
+/* { dg-require-effective-target label_values } */
 
 void
 ch (int x1)

gcc/testsuite/gcc.dg/analyzer/setjmp-1.c

@@ -1 +1,2 @@
+/* { dg-require-effective-target indirect_jumps } */
 #include "../pr26983.c"

gcc/testsuite/gcc.dg/analyzer/setjmp-2.c

@@ -1,5 +1,6 @@
 /* { dg-additional-options "-fdiagnostics-show-line-numbers -fdiagnostics-path-format=inline-events -fdiagnostics-show-caret" } */
 /* { dg-enable-nn-line-numbers "" } */
+/* { dg-require-effective-target indirect_jumps } */
 
 #include "test-setjmp.h"
 #include <stddef.h>

gcc/testsuite/gcc.dg/analyzer/setjmp-3.c

@@ -1,5 +1,6 @@
 /* { dg-additional-options "-fdiagnostics-show-line-numbers -fdiagnostics-path-format=inline-events -fdiagnostics-show-caret" } */
 /* { dg-enable-nn-line-numbers "" } */
+/* { dg-require-effective-target indirect_jumps } */
 
 #include <stddef.h>
 #include "test-setjmp.h"

gcc/testsuite/gcc.dg/analyzer/setjmp-4.c

@@ -1,5 +1,6 @@
 /* { dg-additional-options "-fdiagnostics-show-line-numbers -fdiagnostics-path-format=inline-events -fdiagnostics-show-caret" } */
 /* { dg-enable-nn-line-numbers "" } */
+/* { dg-require-effective-target indirect_jumps } */
 
 #include "test-setjmp.h"
 #include "analyzer-decls.h"

gcc/testsuite/gcc.dg/analyzer/setjmp-5.c

@@ -1,5 +1,6 @@
 /* { dg-additional-options "-fdiagnostics-show-line-numbers -fdiagnostics-path-format=inline-events -fdiagnostics-show-caret" } */
 /* { dg-enable-nn-line-numbers "" } */
+/* { dg-require-effective-target indirect_jumps } */
 
 #include "test-setjmp.h"
 #include <stddef.h>

gcc/testsuite/gcc.dg/analyzer/setjmp-6.c

@@ -1,3 +1,5 @@
+/* { dg-require-effective-target indirect_jumps } */
+
 #include "test-setjmp.h"
 #include <stddef.h>
 #include <stdlib.h>

gcc/testsuite/gcc.dg/analyzer/setjmp-7.c

@@ -1,3 +1,5 @@
+/* { dg-require-effective-target indirect_jumps } */
+
 #include "test-setjmp.h"
 #include <stddef.h>
 #include <stdlib.h>

gcc/testsuite/gcc.dg/analyzer/setjmp-7a.c

@@ -1,5 +1,6 @@
 /* { dg-additional-options "-fdiagnostics-show-line-numbers -fdiagnostics-path-format=inline-events -fdiagnostics-show-caret" } */
 /* { dg-enable-nn-line-numbers "" } */
+/* { dg-require-effective-target indirect_jumps } */
 
 #include "test-setjmp.h"
 #include <stdlib.h>

gcc/testsuite/gcc.dg/analyzer/setjmp-8.c

@@ -1,5 +1,6 @@
 /* { dg-additional-options "-fdiagnostics-show-line-numbers -fdiagnostics-path-format=inline-events -fdiagnostics-show-caret" } */
 /* { dg-enable-nn-line-numbers "" } */
+/* { dg-require-effective-target indirect_jumps } */
 
 #include "test-setjmp.h"
 #include <stddef.h>

gcc/testsuite/gcc.dg/analyzer/setjmp-9.c

@@ -1,5 +1,6 @@
 /* { dg-additional-options "-fdiagnostics-show-line-numbers -fdiagnostics-path-format=inline-events -fdiagnostics-show-caret" } */
 /* { dg-enable-nn-line-numbers "" } */
+/* { dg-require-effective-target indirect_jumps } */
 
 #include "test-setjmp.h"
 #include <stddef.h>

gcc/testsuite/gcc.dg/analyzer/setjmp-pr93378.c

@@ -1,4 +1,5 @@
 /* { dg-additional-options "-O1 -g" } */
+/* { dg-require-effective-target indirect_jumps } */
 
 #include <setjmp.h>
 

gcc/testsuite/gcc.dg/gimplefe-44.c

@@ -1,5 +1,6 @@
 /* { dg-do compile } */
 /* { dg-options "-fexceptions -fgimple -fdump-tree-eh-eh" } */
+/* { dg-require-effective-target nonlocal_goto } */
 
 void __GIMPLE foo()
 {

gcc/testsuite/gcc.dg/pr84131.c

@@ -1,7 +1,8 @@
 /* PR 94131 - ICE on printf with a VLA string and -fno-tree-ccp
    -fno-tree-forwprop
    { dg-do compile }
-   { dg-options "-O1 -fno-tree-ccp -fno-tree-forwprop" } */
+   { dg-options "-O1 -fno-tree-ccp -fno-tree-forwprop" }
+   { dg-require-effective-target alloca } */
 
 void rv1 (int n)
 {

gcc/testsuite/gcc.dg/pr93986.c

@@ -1,6 +1,7 @@
 /* PR tree-optimization/93986 - ICE in decompose, at wide-int.h:984
    { dg-do compile }
-   { dg-options "-O1 -foptimize-strlen -ftree-slp-vectorize" } */
+   { dg-options "-O1 -foptimize-strlen -ftree-slp-vectorize" }
+   { dg-require-effective-target alloca } */
 
 int dd (void);
 

gcc/testsuite/gcc.dg/pr95133.c

@@ -1,5 +1,6 @@
 /* { dg-do compile } */
 /* { dg-options "-O3" } */
+/* { dg-require-effective-target label_values } */
 
 extern int a[16];
 void f (int *ip, int x)

gcc/testsuite/gcc.dg/pr95857.c

@@ -1,6 +1,7 @@
 /* PR tree-optimization/95857 */
 /* { dg-do compile } */
 /* { dg-options "-O2" } */
+/* { dg-require-effective-target label_values } */
 
 struct E { int e; };
 int bar (void), baz (void);

gcc/testsuite/gcc.dg/strlenopt-83.c

@@ -1,7 +1,8 @@
 /* PR tree-optimization/83821 - local aggregate initialization defeats
    strlen optimization
    { dg-do compile }
-   { dg-options "-O2 -Wall -fdump-tree-optimized" } */
+   { dg-options "-O2 -Wall -fdump-tree-optimized" }
+   { dg-require-effective-target alloca } */
 
 #include "strlenopt.h"
 char *p_p2, *p_p5, *p_p9, *p_p14;

gcc/testsuite/gcc.dg/strlenopt-84.c

@@ -3,7 +3,8 @@
    Verify that stores that overwrite an interior nul are correctly
    reflected in strlen results.
    { dg-do run }
-   { dg-options "-O2 -Wall" } */
+   { dg-options "-O2 -Wall" }
+   { dg-require-effective-target alloca } */
 
 #define false (0 == 1)
 #define true (0 == 0)

gcc/testsuite/gcc.dg/strlenopt-91.c

@@ -1,7 +1,8 @@
 /* PR tree-optimization/92412 - excessive errno aliasing assumption defeats
    optimization
    { dg-do compile }
-   { dg-options "-O2 -Wall -fdump-tree-optimized" } */
+   { dg-options "-O2 -Wall -fdump-tree-optimized" }
+   { dg-require-effective-target alloca } */
 
 typedef __SIZE_TYPE__ size_t;
 

gcc/testsuite/gcc.dg/uninit-32.c

@@ -1,7 +1,8 @@
 /* PR middle-end/10138 - warn for uninitialized arrays passed as const*
    arguments
    { dg-do compile }
-   { dg-options "-O -Wall" } */
+   { dg-options "-O -Wall" }
+   { dg-require-effective-target alloca } */
 
 typedef __SIZE_TYPE__ size_t;
 

gcc/testsuite/gcc.dg/uninit-36.c

@@ -3,7 +3,8 @@
    Verify that passing pointers to uninitialized objects to const
    arguments to built-ins is diagnosed where expected.
    { dg-do compile }
-   { dg-options "-O -Wall" } */
+   { dg-options "-O -Wall" }
+   { dg-require-effective-target alloca } */
 
 typedef __SIZE_TYPE__ size_t;