Testsuite alloca fixes for ptx.

	* lib/target-supports.exp (check_effective_target_alloca): New function.
	* gcc.c-torture/execute/20010209-1.c: Require alloca.
	* gcc.c-torture/execute/20020314-1.c: Likewise.
	* gcc.c-torture/execute/20020412-1.c: Likewise.
	* gcc.c-torture/execute/20021113-1.c: Likewise.
	* gcc.c-torture/execute/20040223-1.c: Likewise.
	* gcc.c-torture/execute/20040308-1.c: Likewise.
	* gcc.c-torture/execute/20040811-1.c: Likewise.
	* gcc.c-torture/execute/20070824-1.c: Likewise.
	* gcc.c-torture/execute/20070919-1.c: Likewise.
	* gcc.c-torture/execute/built-in-setjmp.c: Likewise.
	* gcc.c-torture/execute/pr22061-1.c: Likewise.
	* gcc.c-torture/execute/pr22061-4.c: Likewise.
	* gcc.c-torture/execute/pr43220.c: Likewise.
	* gcc.c-torture/execute/vla-dealloc-1.c: Likewise.
	* gcc.dg/torture/stackalign/alloca-1.c: Likewise.
	* gcc.dg/torture/stackalign/vararg-1.c: Likewise.
	* gcc.dg/torture/stackalign/vararg-2.c: Likewise.
	* gcc.c-torture/compile/20000923-1.c: Likewise.
	* gcc.c-torture/compile/20030224-1.c: Likewise.
	* gcc.c-torture/compile/20071108-1.c: Likewise.
	* gcc.c-torture/compile/20071117-1.c: Likewise.
	* gcc.c-torture/compile/900313-1.c: Likewise.
	* gcc.c-torture/compile/pr17397.c: Likewise.
	* gcc.c-torture/compile/pr35006.c: Likewise.
	* gcc.c-torture/compile/pr42956.c: Likewise.
	* gcc.c-torture/compile/pr51354.c: Likewise.
	* gcc.c-torture/compile/pr55851.c: Likewise.
	* gcc.c-torture/compile/vla-const-1.c: Likewise.
	* gcc.c-torture/compile/vla-const-2.c: Likewise.
	* gcc.c-torture/compile/pr31507-1.c: Likewise.
	* gcc.c-torture/compile/pr52714.c: Likewise.
	* gcc.dg/20001012-2.c: Likewise.
	* gcc.dg/auto-type-1.c: Likewise.
	* gcc.dg/builtin-object-size-1.c: Likewise.
	* gcc.dg/builtin-object-size-2.c: Likewise.
	* gcc.dg/builtin-object-size-3.c: Likewise.
	* gcc.dg/builtin-object-size-4.c: Likewise.
	* gcc.dg/packed-vla.c: Likewise.
	* gcc.c-torture/compile/parms.c: Likewise.
	* gcc.c-torture/execute/920721-2.c: Skip -O0 unless alloca is available.
	* gcc.c-torture/execute/920929-1.c: Likewise.
	* gcc.c-torture/execute/921017-1.c: Likewise.
	* gcc.c-torture/execute/941202-1.c: Likewise.
	* gcc.c-torture/execute/align-nest.c: Likewise.
	* gcc.c-torture/execute/alloca-1.c: Likewise.
	* gcc.c-torture/execute/pr36321.c: Likewise.
	* gcc.c-torture/compile/20001221-1.c: Likewise.
	* gcc.c-torture/compile/20020807-1.c: Likewise.
	* gcc.c-torture/compile/20050801-2.c: Likewise.
	* gcc.c-torture/compile/920428-4.c: Likewise.
	* gcc.c-torture/compile/debugvlafunction-1.c.c: Likewise.
	* gcc.c-torture/compile/pr41469.c: Likewise.
	* gcc.dg/torture/pr48953.c: Likewise.
	* gcc.dg/torture/pr8081.c: Likewise.
	* gcc.dg/torture/stackalign/inline-1.c: Skip if nvptx-*-*.
	* gcc.dg/torture/stackalign/inline-2.c: Likewise.
	* gcc.dg/torture/stackalign/nested-1.c: Likewise.
	* gcc.dg/torture/stackalign/nested-2.c: Likewise.
	* gcc.dg/torture/stackalign/nested-3.c: Likewise.
	* gcc.dg/torture/stackalign/nested-4.c: Likewise.
	* gcc.dg/torture/stackalign/nested-1.c: Likewise.
	* gcc.dg/torture/stackalign/global-1.c: Likewise.
	* gcc.dg/torture/stackalign/pr16660-1.c: Likewise.
	* gcc.dg/torture/stackalign/pr16660-2.c: Likewise.
	* gcc.dg/torture/stackalign/pr16660-3.c: Likewise.
	* gcc.dg/torture/stackalign/ret-struct-1.c: Likewise.
	* gcc.dg/torture/stackalign/struct-1.c: Likewise.

From-SVN: r217296

68 files changed, 148 insertions, 0 deletions

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 4c96eb6..1691987 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,74 @@
+2014-11-10  Bernd Schmidt  <bernds@codesourcery.com>
+
+	* lib/target-supports.exp (check_effective_target_alloca): New function.
+	* gcc.c-torture/execute/20010209-1.c: Require alloca.
+	* gcc.c-torture/execute/20020314-1.c: Likewise.
+	* gcc.c-torture/execute/20020412-1.c: Likewise.
+	* gcc.c-torture/execute/20021113-1.c: Likewise.
+	* gcc.c-torture/execute/20040223-1.c: Likewise.
+	* gcc.c-torture/execute/20040308-1.c: Likewise.
+	* gcc.c-torture/execute/20040811-1.c: Likewise.
+	* gcc.c-torture/execute/20070824-1.c: Likewise.
+	* gcc.c-torture/execute/20070919-1.c: Likewise.
+	* gcc.c-torture/execute/built-in-setjmp.c: Likewise.
+	* gcc.c-torture/execute/pr22061-1.c: Likewise.
+	* gcc.c-torture/execute/pr22061-4.c: Likewise.
+	* gcc.c-torture/execute/pr43220.c: Likewise.
+	* gcc.c-torture/execute/vla-dealloc-1.c: Likewise.
+	* gcc.dg/torture/stackalign/alloca-1.c: Likewise.
+	* gcc.dg/torture/stackalign/vararg-1.c: Likewise.
+	* gcc.dg/torture/stackalign/vararg-2.c: Likewise.
+	* gcc.c-torture/compile/20000923-1.c: Likewise.
+	* gcc.c-torture/compile/20030224-1.c: Likewise.
+	* gcc.c-torture/compile/20071108-1.c: Likewise.
+	* gcc.c-torture/compile/20071117-1.c: Likewise.
+	* gcc.c-torture/compile/900313-1.c: Likewise.
+	* gcc.c-torture/compile/pr17397.c: Likewise.
+	* gcc.c-torture/compile/pr35006.c: Likewise.
+	* gcc.c-torture/compile/pr42956.c: Likewise.
+	* gcc.c-torture/compile/pr51354.c: Likewise.
+	* gcc.c-torture/compile/pr55851.c: Likewise.
+	* gcc.c-torture/compile/vla-const-1.c: Likewise.
+	* gcc.c-torture/compile/vla-const-2.c: Likewise.
+	* gcc.c-torture/compile/pr31507-1.c: Likewise.
+	* gcc.c-torture/compile/pr52714.c: Likewise.
+	* gcc.dg/20001012-2.c: Likewise.
+	* gcc.dg/auto-type-1.c: Likewise.
+	* gcc.dg/builtin-object-size-1.c: Likewise.
+	* gcc.dg/builtin-object-size-2.c: Likewise.
+	* gcc.dg/builtin-object-size-3.c: Likewise.
+	* gcc.dg/builtin-object-size-4.c: Likewise.
+	* gcc.dg/packed-vla.c: Likewise.
+	* gcc.c-torture/compile/parms.c: Likewise.
+	* gcc.c-torture/execute/920721-2.c: Skip -O0 unless alloca is available.
+	* gcc.c-torture/execute/920929-1.c: Likewise.
+	* gcc.c-torture/execute/921017-1.c: Likewise.
+	* gcc.c-torture/execute/941202-1.c: Likewise.
+	* gcc.c-torture/execute/align-nest.c: Likewise.
+	* gcc.c-torture/execute/alloca-1.c: Likewise.
+	* gcc.c-torture/execute/pr36321.c: Likewise.
+	* gcc.c-torture/compile/20001221-1.c: Likewise.
+	* gcc.c-torture/compile/20020807-1.c: Likewise.
+	* gcc.c-torture/compile/20050801-2.c: Likewise.
+	* gcc.c-torture/compile/920428-4.c: Likewise.
+	* gcc.c-torture/compile/debugvlafunction-1.c.c: Likewise.
+	* gcc.c-torture/compile/pr41469.c: Likewise.
+	* gcc.dg/torture/pr48953.c: Likewise.
+	* gcc.dg/torture/pr8081.c: Likewise.
+	* gcc.dg/torture/stackalign/inline-1.c: Skip if nvptx-*-*.
+	* gcc.dg/torture/stackalign/inline-2.c: Likewise.
+	* gcc.dg/torture/stackalign/nested-1.c: Likewise.
+	* gcc.dg/torture/stackalign/nested-2.c: Likewise.
+	* gcc.dg/torture/stackalign/nested-3.c: Likewise.
+	* gcc.dg/torture/stackalign/nested-4.c: Likewise.
+	* gcc.dg/torture/stackalign/nested-1.c: Likewise.
+	* gcc.dg/torture/stackalign/global-1.c: Likewise.
+	* gcc.dg/torture/stackalign/pr16660-1.c: Likewise.
+	* gcc.dg/torture/stackalign/pr16660-2.c: Likewise.
+	* gcc.dg/torture/stackalign/pr16660-3.c: Likewise.
+	* gcc.dg/torture/stackalign/ret-struct-1.c: Likewise.
+	* gcc.dg/torture/stackalign/struct-1.c: Likewise.
+
 2014-11-10  Edward Smith-Rowland  <3dw4rd@verizon.net>
 
 	* g++.dg/cpp1y/feat-cxx11.C: Test new feature macros for C++98
diff --git a/gcc/testsuite/gcc.c-torture/compile/20000923-1.c b/gcc/testsuite/gcc.c-torture/compile/20000923-1.c
index 9ed9886..3244dc7 100644
--- a/gcc/testsuite/gcc.c-torture/compile/20000923-1.c
+++ b/gcc/testsuite/gcc.c-torture/compile/20000923-1.c
@@ -1,3 +1,4 @@
+/* { dg-require-effective-target alloca } */
 const int a = 3;
 const int b = 50;
 
diff --git a/gcc/testsuite/gcc.c-torture/compile/20001221-1.c b/gcc/testsuite/gcc.c-torture/compile/20001221-1.c
index 66ae714..1adb0f8 100644
--- a/gcc/testsuite/gcc.c-torture/compile/20001221-1.c
+++ b/gcc/testsuite/gcc.c-torture/compile/20001221-1.c
@@ -1,3 +1,4 @@
+/* { dg-skip-if "requires alloca" { ! alloca } { "-O0" } { "" } } */
 static void
 foo ()
 {
diff --git a/gcc/testsuite/gcc.c-torture/compile/20020807-1.c b/gcc/testsuite/gcc.c-torture/compile/20020807-1.c
index c1cc815..605986a 100644
--- a/gcc/testsuite/gcc.c-torture/compile/20020807-1.c
+++ b/gcc/testsuite/gcc.c-torture/compile/20020807-1.c
@@ -1,3 +1,4 @@
+/* { dg-skip-if "requires alloca" { ! alloca } { "-O0" } { "" } } */
 int x;
 
 static int
diff --git a/gcc/testsuite/gcc.c-torture/compile/20030224-1.c b/gcc/testsuite/gcc.c-torture/compile/20030224-1.c
index 6832dc8..11bc3af 100644
--- a/gcc/testsuite/gcc.c-torture/compile/20030224-1.c
+++ b/gcc/testsuite/gcc.c-torture/compile/20030224-1.c
@@ -1,3 +1,4 @@
+/* { dg-require-effective-target alloca } */
 void zzz (char *s1, char *s2, int len, int *q)
 {
   int z = 5;
diff --git a/gcc/testsuite/gcc.c-torture/compile/20050801-2.c b/gcc/testsuite/gcc.c-torture/compile/20050801-2.c
index 45bd2a0..ba8daba 100644
--- a/gcc/testsuite/gcc.c-torture/compile/20050801-2.c
+++ b/gcc/testsuite/gcc.c-torture/compile/20050801-2.c
@@ -1,3 +1,4 @@
+/* { dg-skip-if "requires alloca" { ! alloca } { "-O0" } { "" } } */
 __inline int f(int i)
 {
   struct {
diff --git a/gcc/testsuite/gcc.c-torture/compile/20071108-1.c b/gcc/testsuite/gcc.c-torture/compile/20071108-1.c
index b9a36ef..25e71bf 100644
--- a/gcc/testsuite/gcc.c-torture/compile/20071108-1.c
+++ b/gcc/testsuite/gcc.c-torture/compile/20071108-1.c
@@ -1,4 +1,5 @@
 /* PR tree-optimization/33680 */
+/* { dg-require-effective-target alloca } */
 
 int
 f (int dim, int *b, int *c)
diff --git a/gcc/testsuite/gcc.c-torture/compile/20071117-1.c b/gcc/testsuite/gcc.c-torture/compile/20071117-1.c
index efcd512..43bc098 100644
--- a/gcc/testsuite/gcc.c-torture/compile/20071117-1.c
+++ b/gcc/testsuite/gcc.c-torture/compile/20071117-1.c
@@ -1,4 +1,5 @@
 /* PR middle-end/34134 */
+/* { dg-require-effective-target alloca } */
 
 extern void bar (void *, int);
 
diff --git a/gcc/testsuite/gcc.c-torture/compile/900313-1.c b/gcc/testsuite/gcc.c-torture/compile/900313-1.c
index f2bc40d..2bac581 100644
--- a/gcc/testsuite/gcc.c-torture/compile/900313-1.c
+++ b/gcc/testsuite/gcc.c-torture/compile/900313-1.c
@@ -1,3 +1,4 @@
+/* { dg-require-effective-target alloca } */
 main ()
 {
   char *a;
diff --git a/gcc/testsuite/gcc.c-torture/compile/920428-4.c b/gcc/testsuite/gcc.c-torture/compile/920428-4.c
index cc5e30c..293c466 100644
--- a/gcc/testsuite/gcc.c-torture/compile/920428-4.c
+++ b/gcc/testsuite/gcc.c-torture/compile/920428-4.c
@@ -1 +1,2 @@
+/* { dg-skip-if "requires alloca" { ! alloca } { "-O0" } { "" } } */
 x(a){struct{int p[a],i;}l;l.i;}
diff --git a/gcc/testsuite/gcc.c-torture/compile/debugvlafunction-1.c b/gcc/testsuite/gcc.c-torture/compile/debugvlafunction-1.c
index 3911f87..14bf579 100644
--- a/gcc/testsuite/gcc.c-torture/compile/debugvlafunction-1.c
+++ b/gcc/testsuite/gcc.c-torture/compile/debugvlafunction-1.c
@@ -1,3 +1,4 @@
+/* { dg-skip-if "requires alloca" { ! alloca } { "-O0" } { "" } } */
 extern void dynreplace_trampoline(void);
 extern void dynreplace_trampoline_endlabel(void);
 int dynreplace_add_trampoline(void)
diff --git a/gcc/testsuite/gcc.c-torture/compile/parms.c b/gcc/testsuite/gcc.c-torture/compile/parms.c
index 26c2c70..8205a9c 100644
--- a/gcc/testsuite/gcc.c-torture/compile/parms.c
+++ b/gcc/testsuite/gcc.c-torture/compile/parms.c
@@ -1,3 +1,4 @@
+/* { dg-require-effective-target alloca } */
 #define alloca __builtin_alloca
 
 x (a, b, c, d, e, f, g, h, i, j, k, l, m, n, o, p, q, r, s, t, u, v, x, y)
diff --git a/gcc/testsuite/gcc.c-torture/compile/pr17397.c b/gcc/testsuite/gcc.c-torture/compile/pr17397.c
index b857472..6dde3c8 100644
--- a/gcc/testsuite/gcc.c-torture/compile/pr17397.c
+++ b/gcc/testsuite/gcc.c-torture/compile/pr17397.c
@@ -1,4 +1,5 @@
 /* ICE due to invalid GIMPLE created during strlen simplification.  */
+/* { dg-require-effective-target alloca } */
 
 extern unsigned long strlen (__const char *__s);
 extern void bar ();
diff --git a/gcc/testsuite/gcc.c-torture/compile/pr35006.c b/gcc/testsuite/gcc.c-torture/compile/pr35006.c
index 53de05c..fc343da 100644
--- a/gcc/testsuite/gcc.c-torture/compile/pr35006.c
+++ b/gcc/testsuite/gcc.c-torture/compile/pr35006.c
@@ -1,3 +1,4 @@
+/* { dg-require-effective-target alloca } */
 typedef unsigned long grub_uint64_t;
 typedef grub_uint64_t grub_size_t;
 grub_cmdline_get (unsigned max_len, int echo_char)
diff --git a/gcc/testsuite/gcc.c-torture/compile/pr41469.c b/gcc/testsuite/gcc.c-torture/compile/pr41469.c
index b89ee63..5917794 100644
--- a/gcc/testsuite/gcc.c-torture/compile/pr41469.c
+++ b/gcc/testsuite/gcc.c-torture/compile/pr41469.c
@@ -1,4 +1,5 @@
 /* { dg-options "-fexceptions" } */
+/* { dg-skip-if "requires alloca" { ! alloca } { "-O0" } { "" } } */
 
 void
 af (void *a)
diff --git a/gcc/testsuite/gcc.c-torture/compile/pr42956.c b/gcc/testsuite/gcc.c-torture/compile/pr42956.c
index f592d4b..ce03a8f 100644
--- a/gcc/testsuite/gcc.c-torture/compile/pr42956.c
+++ b/gcc/testsuite/gcc.c-torture/compile/pr42956.c
@@ -1,3 +1,4 @@
+/* { dg-require-effective-target alloca } */
 typedef const int cint;
 typedef struct {
 } Bounds;
diff --git a/gcc/testsuite/gcc.c-torture/compile/pr51354.c b/gcc/testsuite/gcc.c-torture/compile/pr51354.c
index 5b2abb0..354f40e 100644
--- a/gcc/testsuite/gcc.c-torture/compile/pr51354.c
+++ b/gcc/testsuite/gcc.c-torture/compile/pr51354.c
@@ -1,4 +1,5 @@
 /* PR target/51354 */
+/* { dg-require-effective-target alloca } */
 
 extern void abort (void);
 
diff --git a/gcc/testsuite/gcc.c-torture/compile/pr52714.c b/gcc/testsuite/gcc.c-torture/compile/pr52714.c
index 03d4990..38a4ab5 100644
--- a/gcc/testsuite/gcc.c-torture/compile/pr52714.c
+++ b/gcc/testsuite/gcc.c-torture/compile/pr52714.c
@@ -1,3 +1,4 @@
+/* { dg-require-effective-target alloca } */
 
 int __re_compile_fastmap(unsigned char *p)
 {
diff --git a/gcc/testsuite/gcc.c-torture/compile/pr55851.c b/gcc/testsuite/gcc.c-torture/compile/pr55851.c
index 6198a73..8d118b8 100644
--- a/gcc/testsuite/gcc.c-torture/compile/pr55851.c
+++ b/gcc/testsuite/gcc.c-torture/compile/pr55851.c
@@ -1,4 +1,5 @@
 /* PR middle-end/55851 */
+/* { dg-require-effective-target alloca } */
 
 enum { A = 1UL, B = -1UL } var = A;
 void foo (char *);
diff --git a/gcc/testsuite/gcc.c-torture/compile/vla-const-1.c b/gcc/testsuite/gcc.c-torture/compile/vla-const-1.c
index 6acc3d8..c7c1dbe 100644
--- a/gcc/testsuite/gcc.c-torture/compile/vla-const-1.c
+++ b/gcc/testsuite/gcc.c-torture/compile/vla-const-1.c
@@ -1,5 +1,6 @@
 /* Test TREE_CONSTANT VLA size: bug 27893.  */
 /* Origin: Joseph Myers <joseph@codesourcery.com> */
+/* { dg-require-effective-target alloca } */
 int a;
 void g(void *);
 void f(void) { int b[(__SIZE_TYPE__)&a]; g(b); }
diff --git a/gcc/testsuite/gcc.c-torture/compile/vla-const-2.c b/gcc/testsuite/gcc.c-torture/compile/vla-const-2.c
index 913a730..5bbd9b5 100644
--- a/gcc/testsuite/gcc.c-torture/compile/vla-const-2.c
+++ b/gcc/testsuite/gcc.c-torture/compile/vla-const-2.c
@@ -1,4 +1,5 @@
 /* Test TREE_CONSTANT VLA size: bug 27893.  */
 /* Origin: Joseph Myers <joseph@codesourcery.com> */
+/* { dg-require-effective-target alloca } */
 void g(void *);
 void f(void) { int b[1/0]; g(b); }
diff --git a/gcc/testsuite/gcc.c-torture/execute/20010209-1.c b/gcc/testsuite/gcc.c-torture/execute/20010209-1.c
index e04d605..1df7332 100644
--- a/gcc/testsuite/gcc.c-torture/execute/20010209-1.c
+++ b/gcc/testsuite/gcc.c-torture/execute/20010209-1.c
@@ -1,3 +1,4 @@
+/* { dg-require-effective-target alloca } */
 int b;
 int foo (void)
 {
diff --git a/gcc/testsuite/gcc.c-torture/execute/20020314-1.c b/gcc/testsuite/gcc.c-torture/execute/20020314-1.c
index 28288c8..2f68ae8 100644
--- a/gcc/testsuite/gcc.c-torture/execute/20020314-1.c
+++ b/gcc/testsuite/gcc.c-torture/execute/20020314-1.c
@@ -1,3 +1,4 @@
+/* { dg-require-effective-target alloca } */
 void f(void * a, double y)
 {
 }
diff --git a/gcc/testsuite/gcc.c-torture/execute/20020412-1.c b/gcc/testsuite/gcc.c-torture/execute/20020412-1.c
index df0efe0..58205d2 100644
--- a/gcc/testsuite/gcc.c-torture/execute/20020412-1.c
+++ b/gcc/testsuite/gcc.c-torture/execute/20020412-1.c
@@ -1,6 +1,7 @@
 /* PR c/3711
    This testcase ICEd on IA-32 at -O0 and was miscompiled otherwise,
    because std_expand_builtin_va_arg didn't handle variable size types.  */
+/* { dg-require-effective-target alloca } */
 
 #include <stdarg.h>
 
diff --git a/gcc/testsuite/gcc.c-torture/execute/20021113-1.c b/gcc/testsuite/gcc.c-torture/execute/20021113-1.c
index 420926d..8226d3a 100644
--- a/gcc/testsuite/gcc.c-torture/execute/20021113-1.c
+++ b/gcc/testsuite/gcc.c-torture/execute/20021113-1.c
@@ -1,3 +1,5 @@
+/* { dg-require-effective-target alloca } */
+
 /* This program tests a data flow bug that would cause constant propagation
    to propagate constants through function calls.  */
 
diff --git a/gcc/testsuite/gcc.c-torture/execute/20040223-1.c b/gcc/testsuite/gcc.c-torture/execute/20040223-1.c
index 940ec0d..c295e4b 100644
--- a/gcc/testsuite/gcc.c-torture/execute/20040223-1.c
+++ b/gcc/testsuite/gcc.c-torture/execute/20040223-1.c
@@ -1,3 +1,4 @@
+/* { dg-require-effective-target alloca } */
 #include <string.h>
 #include <stdio.h>
 
diff --git a/gcc/testsuite/gcc.c-torture/execute/20040308-1.c b/gcc/testsuite/gcc.c-torture/execute/20040308-1.c
index 4c63535..4277a50 100644
--- a/gcc/testsuite/gcc.c-torture/execute/20040308-1.c
+++ b/gcc/testsuite/gcc.c-torture/execute/20040308-1.c
@@ -1,3 +1,4 @@
+/* { dg-require-effective-target alloca } */
 /* This used to fail on SPARC with an unaligned memory access.  */
 
 void foo(int n)
diff --git a/gcc/testsuite/gcc.c-torture/execute/20040811-1.c b/gcc/testsuite/gcc.c-torture/execute/20040811-1.c
index 0122825..f7a4de9 100644
--- a/gcc/testsuite/gcc.c-torture/execute/20040811-1.c
+++ b/gcc/testsuite/gcc.c-torture/execute/20040811-1.c
@@ -1,4 +1,5 @@
 /* { dg-require-effective-target int32plus } */
+/* { dg-require-effective-target alloca } */
 
 /* Ensure that we deallocate X when branching back before its
    declaration.  */
diff --git a/gcc/testsuite/gcc.c-torture/execute/20070824-1.c b/gcc/testsuite/gcc.c-torture/execute/20070824-1.c
index 74eb58c..4842bfe 100644
--- a/gcc/testsuite/gcc.c-torture/execute/20070824-1.c
+++ b/gcc/testsuite/gcc.c-torture/execute/20070824-1.c
@@ -1,4 +1,5 @@
 /* PR tree-optimization/33136 */
+/* { dg-require-effective-target alloca } */
 
 extern void abort (void);
 
diff --git a/gcc/testsuite/gcc.c-torture/execute/20070919-1.c b/gcc/testsuite/gcc.c-torture/execute/20070919-1.c
index ade3d7e..d3e7693 100644
--- a/gcc/testsuite/gcc.c-torture/execute/20070919-1.c
+++ b/gcc/testsuite/gcc.c-torture/execute/20070919-1.c
@@ -1,4 +1,5 @@
 /* PR c/33238 */
+/* { dg-require-effective-target alloca } */
 
 typedef __SIZE_TYPE__ size_t;
 int memcmp (const void *, const void *, size_t);
diff --git a/gcc/testsuite/gcc.c-torture/execute/920721-2.c b/gcc/testsuite/gcc.c-torture/execute/920721-2.c
index ed4e0bf..cfad0e9 100644
--- a/gcc/testsuite/gcc.c-torture/execute/920721-2.c
+++ b/gcc/testsuite/gcc.c-torture/execute/920721-2.c
@@ -1,2 +1,3 @@
+/* { dg-skip-if "requires alloca" { ! alloca } { "-O0" } { "" } } */
 f(){}
 main(){int n=2;double x[n];f();exit(0);}
diff --git a/gcc/testsuite/gcc.c-torture/execute/920929-1.c b/gcc/testsuite/gcc.c-torture/execute/920929-1.c
index e43444e..061617d 100644
--- a/gcc/testsuite/gcc.c-torture/execute/920929-1.c
+++ b/gcc/testsuite/gcc.c-torture/execute/920929-1.c
@@ -1,3 +1,4 @@
+/* { dg-skip-if "requires alloca" { ! alloca } { "-O0" } { "" } } */
 /* REPRODUCED:RUN:SIGNAL MACHINE:sparc OPTIONS: */
 f(int n)
 {
diff --git a/gcc/testsuite/gcc.c-torture/execute/921017-1.c b/gcc/testsuite/gcc.c-torture/execute/921017-1.c
index ab68fc0..c7fab58 100644
--- a/gcc/testsuite/gcc.c-torture/execute/921017-1.c
+++ b/gcc/testsuite/gcc.c-torture/execute/921017-1.c
@@ -1,3 +1,4 @@
+/* { dg-skip-if "requires alloca" { ! alloca } { "-O0" } { "" } } */
 f(n)
 {
   int a[n];
diff --git a/gcc/testsuite/gcc.c-torture/execute/941202-1.c b/gcc/testsuite/gcc.c-torture/execute/941202-1.c
index 72d0b33..b97ae0e 100644
--- a/gcc/testsuite/gcc.c-torture/execute/941202-1.c
+++ b/gcc/testsuite/gcc.c-torture/execute/941202-1.c
@@ -1,3 +1,4 @@
+/* { dg-skip-if "requires alloca" { ! alloca } { "-O0" } { "" } } */
 g (x, y)
 {
   if (x != 3)
diff --git a/gcc/testsuite/gcc.c-torture/execute/align-nest.c b/gcc/testsuite/gcc.c-torture/execute/align-nest.c
index 2ff2952..5298b09 100644
--- a/gcc/testsuite/gcc.c-torture/execute/align-nest.c
+++ b/gcc/testsuite/gcc.c-torture/execute/align-nest.c
@@ -1,3 +1,4 @@
+/* { dg-skip-if "requires alloca" { ! alloca } { "-O0" } { "" } } */
 
 void foo(int n)
 {
diff --git a/gcc/testsuite/gcc.c-torture/execute/alloca-1.c b/gcc/testsuite/gcc.c-torture/execute/alloca-1.c
index a8d1384..6a65ddf 100644
--- a/gcc/testsuite/gcc.c-torture/execute/alloca-1.c
+++ b/gcc/testsuite/gcc.c-torture/execute/alloca-1.c
@@ -1,3 +1,4 @@
+/* { dg-skip-if "requires alloca" { ! alloca } { "-O0" } { "" } } */
 /* Verify that alloca storage is sufficiently aligned.  */
 /* ??? May fail if BIGGEST_ALIGNMENT > STACK_BOUNDARY.  Which, I guess
    can only happen on !STRICT_ALIGNMENT targets.  */
diff --git a/gcc/testsuite/gcc.c-torture/execute/built-in-setjmp.c b/gcc/testsuite/gcc.c-torture/execute/built-in-setjmp.c
index 9da7878..4370c3d 100644
--- a/gcc/testsuite/gcc.c-torture/execute/built-in-setjmp.c
+++ b/gcc/testsuite/gcc.c-torture/execute/built-in-setjmp.c
@@ -1,3 +1,5 @@
+/* { dg-require-effective-target alloca } */
+
 extern int strcmp(const char *, const char *);
 extern char *strcpy(char *, const char *);
 extern void abort(void);
diff --git a/gcc/testsuite/gcc.c-torture/execute/pr22061-1.c b/gcc/testsuite/gcc.c-torture/execute/pr22061-1.c
index 65375fe..ffd6ccc 100644
--- a/gcc/testsuite/gcc.c-torture/execute/pr22061-1.c
+++ b/gcc/testsuite/gcc.c-torture/execute/pr22061-1.c
@@ -1,3 +1,4 @@
+/* { dg-require-effective-target alloca } */
 int N = 1;
 void foo() {} /* Necessary to trigger the original ICE.  */
 void bar (char a[2][N]) { a[1][0] = N; }
diff --git a/gcc/testsuite/gcc.c-torture/execute/pr22061-4.c b/gcc/testsuite/gcc.c-torture/execute/pr22061-4.c
index 38ce3e8..f7c89e6 100644
--- a/gcc/testsuite/gcc.c-torture/execute/pr22061-4.c
+++ b/gcc/testsuite/gcc.c-torture/execute/pr22061-4.c
@@ -1,3 +1,4 @@
+/* { dg-skip-if "requires alloca" { ! alloca } { "-O0" } { "" } } */
 void
 bar (int N)
 {
diff --git a/gcc/testsuite/gcc.c-torture/execute/pr36321.c b/gcc/testsuite/gcc.c-torture/execute/pr36321.c
index 1edf8e4..4af993d 100644
--- a/gcc/testsuite/gcc.c-torture/execute/pr36321.c
+++ b/gcc/testsuite/gcc.c-torture/execute/pr36321.c
@@ -1,3 +1,4 @@
+/* { dg-skip-if "requires alloca" { ! alloca } { "-O0" } { "" } } */
 extern void abort (void);
 
 extern __SIZE_TYPE__ strlen (const char *);
diff --git a/gcc/testsuite/gcc.c-torture/execute/pr43220.c b/gcc/testsuite/gcc.c-torture/execute/pr43220.c
index 0d6ebfb..d61dfe8 100644
--- a/gcc/testsuite/gcc.c-torture/execute/pr43220.c
+++ b/gcc/testsuite/gcc.c-torture/execute/pr43220.c
@@ -1,4 +1,5 @@
 /* { dg-require-effective-target int32plus } */
+/* { dg-require-effective-target alloca } */
 
 void *volatile p;
 
diff --git a/gcc/testsuite/gcc.c-torture/execute/vla-dealloc-1.c b/gcc/testsuite/gcc.c-torture/execute/vla-dealloc-1.c
index 9eb95c1..3b74b85 100644
--- a/gcc/testsuite/gcc.c-torture/execute/vla-dealloc-1.c
+++ b/gcc/testsuite/gcc.c-torture/execute/vla-dealloc-1.c
@@ -1,5 +1,6 @@
 /* VLAs should be deallocated on a jump to before their definition,
    including a jump to a label in an inner scope.  PR 19771.  */
+/* { dg-require-effective-target alloca } */
 
 #if (__SIZEOF_INT__ <= 2)
 #define LIMIT 10000
diff --git a/gcc/testsuite/gcc.dg/20001012-2.c b/gcc/testsuite/gcc.dg/20001012-2.c
index 629ae1b..e7a4fb8 100644
--- a/gcc/testsuite/gcc.dg/20001012-2.c
+++ b/gcc/testsuite/gcc.dg/20001012-2.c
@@ -1,5 +1,6 @@
 /* { dg-do run { target fpic } } */
 /* { dg-options "-O2 -fpic" } */
+/* { dg-require-effective-target alloca } */
 
 extern void abort (void);
 extern void exit (int);
diff --git a/gcc/testsuite/gcc.dg/auto-type-1.c b/gcc/testsuite/gcc.dg/auto-type-1.c
index f47693a..882bf2c 100644
--- a/gcc/testsuite/gcc.dg/auto-type-1.c
+++ b/gcc/testsuite/gcc.dg/auto-type-1.c
@@ -1,6 +1,7 @@
 /* Test __auto_type.  Test correct uses.  */
 /* { dg-do run } */
 /* { dg-options "" } */
+/* { dg-require-effective-target alloca } */
 
 extern void abort (void);
 extern void exit (int);
diff --git a/gcc/testsuite/gcc.dg/builtin-object-size-1.c b/gcc/testsuite/gcc.dg/builtin-object-size-1.c
index 13ebeb1..264ef75 100644
--- a/gcc/testsuite/gcc.dg/builtin-object-size-1.c
+++ b/gcc/testsuite/gcc.dg/builtin-object-size-1.c
@@ -1,5 +1,6 @@
 /* { dg-do run } */
 /* { dg-options "-O2" } */
+/* { dg-require-effective-target alloca } */
 
 typedef __SIZE_TYPE__ size_t;
 extern void abort (void);
diff --git a/gcc/testsuite/gcc.dg/builtin-object-size-2.c b/gcc/testsuite/gcc.dg/builtin-object-size-2.c
index 21aff5a..ad2dd29 100644
--- a/gcc/testsuite/gcc.dg/builtin-object-size-2.c
+++ b/gcc/testsuite/gcc.dg/builtin-object-size-2.c
@@ -1,5 +1,6 @@
 /* { dg-do run } */
 /* { dg-options "-O2" } */
+/* { dg-require-effective-target alloca } */
 
 typedef __SIZE_TYPE__ size_t;
 extern void abort (void);
diff --git a/gcc/testsuite/gcc.dg/builtin-object-size-3.c b/gcc/testsuite/gcc.dg/builtin-object-size-3.c
index 572ecda..d5ca504 100644
--- a/gcc/testsuite/gcc.dg/builtin-object-size-3.c
+++ b/gcc/testsuite/gcc.dg/builtin-object-size-3.c
@@ -1,5 +1,6 @@
 /* { dg-do run } */
 /* { dg-options "-O2" } */
+/* { dg-require-effective-target alloca } */
 
 typedef __SIZE_TYPE__ size_t;
 extern void abort (void);
diff --git a/gcc/testsuite/gcc.dg/builtin-object-size-4.c b/gcc/testsuite/gcc.dg/builtin-object-size-4.c
index 1eb30d1..c22654d 100644
--- a/gcc/testsuite/gcc.dg/builtin-object-size-4.c
+++ b/gcc/testsuite/gcc.dg/builtin-object-size-4.c
@@ -1,5 +1,6 @@
 /* { dg-do run } */
 /* { dg-options "-O2" } */
+/* { dg-require-effective-target alloca } */
 
 typedef __SIZE_TYPE__ size_t;
 extern void abort (void);
diff --git a/gcc/testsuite/gcc.dg/packed-vla.c b/gcc/testsuite/gcc.dg/packed-vla.c
index 04ccb96..e673b72 100644
--- a/gcc/testsuite/gcc.dg/packed-vla.c
+++ b/gcc/testsuite/gcc.dg/packed-vla.c
@@ -1,6 +1,7 @@
 /* PR middle-end/27945 */
 /* { dg-do run } */
 /* { dg-options "" } */
+/* { dg-require-effective-target alloca } */
 
 extern int printf (const char *, ...);
 extern void abort ();
diff --git a/gcc/testsuite/gcc.dg/pr31507-1.c b/gcc/testsuite/gcc.dg/pr31507-1.c
index dbba1e1..f6a7e74 100644
--- a/gcc/testsuite/gcc.dg/pr31507-1.c
+++ b/gcc/testsuite/gcc.dg/pr31507-1.c
@@ -1,6 +1,7 @@
 /* PR target/31507 */
 /* { dg-do run } */
 /* { dg-options "-Os -fno-omit-frame-pointer" } */
+/* { dg-require-effective-target alloca } */
 
 extern void abort (void);
 
diff --git a/gcc/testsuite/gcc.dg/torture/pr48953.c b/gcc/testsuite/gcc.dg/torture/pr48953.c
index 41a3d7b..e5c8d67 100644
--- a/gcc/testsuite/gcc.dg/torture/pr48953.c
+++ b/gcc/testsuite/gcc.dg/torture/pr48953.c
@@ -1,5 +1,6 @@
 /* { dg-do run } */
 /* { dg-options "-fno-tree-dce" } */
+/* { dg-skip-if "requires alloca" { ! alloca } { "-O0" } { "" } } */
 
 static inline int foo (int n, int k)
 {
diff --git a/gcc/testsuite/gcc.dg/torture/pr8081.c b/gcc/testsuite/gcc.dg/torture/pr8081.c
index 008ec5a..0046655 100644
--- a/gcc/testsuite/gcc.dg/torture/pr8081.c
+++ b/gcc/testsuite/gcc.dg/torture/pr8081.c
@@ -1,4 +1,5 @@
 /* { dg-do run } */
+/* { dg-skip-if "requires alloca" { ! alloca } { "-O0" } { "" } } */
 
 extern void abort (void);
 int
diff --git a/gcc/testsuite/gcc.dg/torture/stackalign/alloca-1.c b/gcc/testsuite/gcc.dg/torture/stackalign/alloca-1.c
index e226e7f..6a35c9d 100644
--- a/gcc/testsuite/gcc.dg/torture/stackalign/alloca-1.c
+++ b/gcc/testsuite/gcc.dg/torture/stackalign/alloca-1.c
@@ -1,5 +1,6 @@
 /* { dg-do run } */
 /* { dg-skip-if "Stack alignment is too small" { hppa*-*-hpux* } "*" "" } */
+/* { dg-require-effective-target alloca } */
 
 #include "check.h"
 
diff --git a/gcc/testsuite/gcc.dg/torture/stackalign/global-1.c b/gcc/testsuite/gcc.dg/torture/stackalign/global-1.c
index 332103a..91983f5 100644
--- a/gcc/testsuite/gcc.dg/torture/stackalign/global-1.c
+++ b/gcc/testsuite/gcc.dg/torture/stackalign/global-1.c
@@ -1,5 +1,6 @@
 /* { dg-do run } */
 /* { dg-skip-if "Stack alignment is too small" { hppa*-*-hpux* } "*" "" } */
+/* { dg-skip-if "Stack alignment causes use of alloca" { nvptx-*-* } "*" "" } */
 
 #include "check.h"
 
diff --git a/gcc/testsuite/gcc.dg/torture/stackalign/inline-1.c b/gcc/testsuite/gcc.dg/torture/stackalign/inline-1.c
index 38127fd..9f3db03 100644
--- a/gcc/testsuite/gcc.dg/torture/stackalign/inline-1.c
+++ b/gcc/testsuite/gcc.dg/torture/stackalign/inline-1.c
@@ -1,5 +1,6 @@
 /* { dg-do run } */
 /* { dg-skip-if "Stack alignment is too small" { hppa*-*-hpux* } "*" "" } */
+/* { dg-skip-if "Stack alignment causes use of alloca" { nvptx-*-* } "*" "" } */
 
 #include "check.h"
 
diff --git a/gcc/testsuite/gcc.dg/torture/stackalign/inline-2.c b/gcc/testsuite/gcc.dg/torture/stackalign/inline-2.c
index 85a2ee3..f838435 100644
--- a/gcc/testsuite/gcc.dg/torture/stackalign/inline-2.c
+++ b/gcc/testsuite/gcc.dg/torture/stackalign/inline-2.c
@@ -1,5 +1,6 @@
 /* { dg-do run } */
 /* { dg-skip-if "Stack alignment is too small" { hppa*-*-hpux* } "*" "" } */
+/* { dg-require-effective-target alloca } */
 
 #include "check.h"
 
diff --git a/gcc/testsuite/gcc.dg/torture/stackalign/nested-1.c b/gcc/testsuite/gcc.dg/torture/stackalign/nested-1.c
index 8402f95..ea53330 100644
--- a/gcc/testsuite/gcc.dg/torture/stackalign/nested-1.c
+++ b/gcc/testsuite/gcc.dg/torture/stackalign/nested-1.c
@@ -1,5 +1,6 @@
 /* { dg-do run } */
 /* { dg-skip-if "Stack alignment is too small" { hppa*-*-hpux* } "*" "" } */
+/* { dg-skip-if "Stack alignment causes use of alloca" { nvptx-*-* } "*" "" } */
 
 #include "check.h"
 
diff --git a/gcc/testsuite/gcc.dg/torture/stackalign/nested-2.c b/gcc/testsuite/gcc.dg/torture/stackalign/nested-2.c
index dabc310..ecfdcb0 100644
--- a/gcc/testsuite/gcc.dg/torture/stackalign/nested-2.c
+++ b/gcc/testsuite/gcc.dg/torture/stackalign/nested-2.c
@@ -1,5 +1,6 @@
 /* { dg-do run } */
 /* { dg-skip-if "Stack alignment is too small" { hppa*-*-hpux* } "*" "" } */
+/* { dg-skip-if "Stack alignment causes use of alloca" { nvptx-*-* } "*" "" } */
 
 #include "check.h"
 
diff --git a/gcc/testsuite/gcc.dg/torture/stackalign/nested-3.c b/gcc/testsuite/gcc.dg/torture/stackalign/nested-3.c
index 917bdc3..631cc92 100644
--- a/gcc/testsuite/gcc.dg/torture/stackalign/nested-3.c
+++ b/gcc/testsuite/gcc.dg/torture/stackalign/nested-3.c
@@ -1,5 +1,6 @@
 /* { dg-do run } */
 /* { dg-skip-if "Stack alignment is too small" { hppa*-*-hpux* } "*" "" } */
+/* { dg-require-effective-target alloca } */
 
 #include "check.h"
 
diff --git a/gcc/testsuite/gcc.dg/torture/stackalign/nested-4.c b/gcc/testsuite/gcc.dg/torture/stackalign/nested-4.c
index 05cb833..0e94d2c 100644
--- a/gcc/testsuite/gcc.dg/torture/stackalign/nested-4.c
+++ b/gcc/testsuite/gcc.dg/torture/stackalign/nested-4.c
@@ -1,5 +1,6 @@
 /* { dg-do run } */
 /* { dg-skip-if "Stack alignment is too small" { hppa*-*-hpux* } "*" "" } */
+/* { dg-skip-if "Stack alignment causes use of alloca" { nvptx-*-* } "*" "" } */
 
 #include "check.h"
 
diff --git a/gcc/testsuite/gcc.dg/torture/stackalign/pr16660-1.c b/gcc/testsuite/gcc.dg/torture/stackalign/pr16660-1.c
index b917e82..0eef809 100644
--- a/gcc/testsuite/gcc.dg/torture/stackalign/pr16660-1.c
+++ b/gcc/testsuite/gcc.dg/torture/stackalign/pr16660-1.c
@@ -1,5 +1,6 @@
 /* { dg-do run } */
 /* { dg-skip-if "Stack alignment is too small" { hppa*-*-hpux* } "*" "" } */
+/* { dg-skip-if "Stack alignment causes use of alloca" { nvptx-*-* } "*" "" } */
 
 #include "check.h"
 
diff --git a/gcc/testsuite/gcc.dg/torture/stackalign/pr16660-2.c b/gcc/testsuite/gcc.dg/torture/stackalign/pr16660-2.c
index 9a039eb..ee3dd74 100644
--- a/gcc/testsuite/gcc.dg/torture/stackalign/pr16660-2.c
+++ b/gcc/testsuite/gcc.dg/torture/stackalign/pr16660-2.c
@@ -1,4 +1,5 @@
 /* { dg-do run } */
+/* { dg-skip-if "Stack alignment causes use of alloca" { nvptx-*-* } "*" "" } */
 
 #include "check.h"
 
diff --git a/gcc/testsuite/gcc.dg/torture/stackalign/pr16660-3.c b/gcc/testsuite/gcc.dg/torture/stackalign/pr16660-3.c
index 1c1ddd1..dc5abf2 100644
--- a/gcc/testsuite/gcc.dg/torture/stackalign/pr16660-3.c
+++ b/gcc/testsuite/gcc.dg/torture/stackalign/pr16660-3.c
@@ -1,4 +1,5 @@
 /* { dg-do run } */
+/* { dg-skip-if "Stack alignment causes use of alloca" { nvptx-*-* } "*" "" } */
 
 #include "check.h"
 
diff --git a/gcc/testsuite/gcc.dg/torture/stackalign/ret-struct-1.c b/gcc/testsuite/gcc.dg/torture/stackalign/ret-struct-1.c
index b218a14..bb1b4a1 100644
--- a/gcc/testsuite/gcc.dg/torture/stackalign/ret-struct-1.c
+++ b/gcc/testsuite/gcc.dg/torture/stackalign/ret-struct-1.c
@@ -1,5 +1,6 @@
 /* { dg-do run } */
 /* { dg-skip-if "Stack alignment is too small" { hppa*-*-hpux* } "*" "" } */
+/* { dg-skip-if "Stack alignment causes use of alloca" { nvptx-*-* } "*" "" } */
 
 #include "check.h"
 
diff --git a/gcc/testsuite/gcc.dg/torture/stackalign/struct-1.c b/gcc/testsuite/gcc.dg/torture/stackalign/struct-1.c
index 8602132..d0420ae 100644
--- a/gcc/testsuite/gcc.dg/torture/stackalign/struct-1.c
+++ b/gcc/testsuite/gcc.dg/torture/stackalign/struct-1.c
@@ -1,5 +1,6 @@
 /* { dg-do run } */
 /* { dg-skip-if "Stack alignment is too small" { hppa*-*-hpux* } "*" "" } */
+/* { dg-skip-if "Stack alignment causes use of alloca" { nvptx-*-* } "*" "" } */
 
 #include "check.h"
 
diff --git a/gcc/testsuite/gcc.dg/torture/stackalign/vararg-1.c b/gcc/testsuite/gcc.dg/torture/stackalign/vararg-1.c
index 5b36f2c..22d4f77 100644
--- a/gcc/testsuite/gcc.dg/torture/stackalign/vararg-1.c
+++ b/gcc/testsuite/gcc.dg/torture/stackalign/vararg-1.c
@@ -1,5 +1,6 @@
 /* { dg-do run } */
 /* { dg-skip-if "Stack alignment is too small" { hppa*-*-hpux* } "*" "" } */
+/* { dg-require-effective-target alloca } */
 
 #include <stdarg.h>
 #include "check.h"
diff --git a/gcc/testsuite/gcc.dg/torture/stackalign/vararg-2.c b/gcc/testsuite/gcc.dg/torture/stackalign/vararg-2.c
index 6740e99..c678b51 100644
--- a/gcc/testsuite/gcc.dg/torture/stackalign/vararg-2.c
+++ b/gcc/testsuite/gcc.dg/torture/stackalign/vararg-2.c
@@ -1,5 +1,6 @@
 /* { dg-do run } */
 /* { dg-skip-if "Stack alignment is too small" { hppa*-*-hpux* } "*" "" } */
+/* { dg-require-effective-target alloca } */
 
 #include <stdarg.h>
 #include "check.h"
diff --git a/gcc/testsuite/lib/target-supports.exp b/gcc/testsuite/lib/target-supports.exp
index 5e5338d..b6e2dde 100644
--- a/gcc/testsuite/lib/target-supports.exp
+++ b/gcc/testsuite/lib/target-supports.exp
@@ -599,6 +599,15 @@ proc add_options_for_tls { flags } {
     return $flags
 }
 
+# Return 1 if alloca is supported, 0 otherwise.
+
+proc check_effective_target_alloca {} {
+    if { [istarget nvptx-*-*] } {
+	return 0
+    }
+    return 1
+}
+
 # Return 1 if thread local storage (TLS) is supported, 0 otherwise.
 
 proc check_effective_target_tls {} {