nvptx cleanup

nvptx cleanup
	* lib/target-supports.exp (check_effective_target_freestanding): nvptx
	is freestanding.
	(check_effective_target_global_constructor): New.
	* lib/gcc.exp (gcc_target_compile): Set SIGNAL_SUPPRESS if needed.
	* gcc.dg/debug/debug.exp: Skip  for nvptx.
	* gcc.dg/debug/dwarf2/dwarf2.exp: Likewise.

	* gcc.c-torture/execute/981019-1.c: Ptx assembler bug.
	* gcc.c-torture/compile/limits-externdecl.c: Likewise.
	* gcc.c-torture/compile/pr33855.c: Likewise.
	* gcc.c-torture/compile/920723-1.c: Likewise.
	* gcc.c-torture/compile/pr35468.c: Ptx assembler objects to
	writing a const.
	* gcc.c-torture/compile/mangle-1.c: Ptx assembler objects to . in
	label.
	* gcc.c-torture/compile/callind.c: Ptx assembler objects to label
	'call'.

	* gcc.c-torture/execute/ieee/mul-subnormal-single-1.c: Make main
	prototype normal.
	* gcc.c-torture/execute/switch-1.c: Likewise.

	* gcc.c-torture/execute/pr34456.c: Require not freestanding
	* gcc.c-torture/execute/printf-1.c: Likewise.
	* gcc.c-torture/execute/printf-chk-1.c: Likewise.
	* gcc.c-torture/execute/fprintf-1.c: Likewise.
	* gcc.c-torture/execute/fprintf-chk-1.c: Likewise.
	* gcc.c-torture/execute/vprintf-1.c: Likewise.
	* gcc.c-torture/execute/vprintf-chk-1.c: Likewise.
	* gcc.c-torture/execute/vfprintf-1.c: Likewise.
	* gcc.c-torture/execute/vfprintf-chk-1.c: Likewise.
	* gcc.c-torture/execute/builtins/fputs.x: Likewise.
	* gcc.c-torture/execute/gofast.c: Likewise.
	* gcc.c-torture/execute/complex-6.c: Likewise.

	* gcc.c-torture/execute/builtins/memcpy-chk.x: Require nonlocal goto.
	* gcc.c-torture/execute/builtins/memmove-chk.x: Likewise.
	* gcc.c-torture/execute/builtins/mempcpy-chk.x: Likewise.
	* gcc.c-torture/execute/builtins/memset-chk.x: Likewise.
	* gcc.c-torture/execute/builtins/snprintf-chk.x: Likewise.
	* gcc.c-torture/execute/builtins/sprintf-chk.x: Likewise.
	* gcc.c-torture/execute/builtins/stpcpy-chk.x: Likewise.
	* gcc.c-torture/execute/builtins/stpncpy-chk.x: Likewise.
	* gcc.c-torture/execute/builtins/strcat-chk.x: Likewise.
	* gcc.c-torture/execute/builtins/strcpy-chk.x: Likewise.
	* gcc.c-torture/execute/builtins/strncat-chk.x: Likewise.
	* gcc.c-torture/execute/builtins/strncpy-chk.x: Likewise.
	* gcc.c-torture/execute/builtins/vsnprintf-chk.x: Likewise.
	* gcc.c-torture/execute/builtins/vsprintf-chk.x: Likewise.
	* gcc.c-torture/execute/builtins/pr23484-chk.x: Likewise.
	* gcc.dg/setjmp-1.c: Likewise.
	* gcc.dg/cleanup-5.c: Likewise.
	* gcc.dg/cleanup-12.c: Likewise.
	* gcc.dg/cleanup-13.c: Likewise.

	* gcc.dg/constructor-1.c: Require global ctor.

	* gcc.dg/fork-instrumentation.c: Require profiling.
	* gcc.dg/20030107-1.c: Likewise.
	* gcc.dg/20030702-1.c: Likewise.

	* gcc.dg/cpp/lexstrng.c: Avoid IO unless debugging.
	* gcc.dg/cpp/paste2.c: Likewise.
	* gcc.dg/cpp/strify3.c: Likewise.
	* gcc.dg/cpp/strify4.c: Likewise.
	* gcc.dg/cpp/lexnum.c: Likewise.
	* gcc.dg/cpp/digraphs.c: Likewise.
	* gcc.dg/cpp/macro1.c: Likewise.

From-SVN: r227059

56 files changed, 276 insertions, 7 deletions

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 171a92c..95c8257 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,74 @@
+2015-08-21  Nathan Sidwell  <nathan@acm.org>
+
+	* lib/target-supports.exp (check_effective_target_freestanding): nvptx
+	is freestanding.
+	(check_effective_target_global_constructor): New.
+	* lib/gcc.exp (gcc_target_compile): Set SIGNAL_SUPPRESS if needed.
+	* gcc.dg/debug/debug.exp: Skip  for nvptx.
+	* gcc.dg/debug/dwarf2/dwarf2.exp: Likewise.
+
+	* gcc.c-torture/execute/981019-1.c: Ptx assembler bug.
+	* gcc.c-torture/compile/limits-externdecl.c: Likewise.
+	* gcc.c-torture/compile/pr33855.c: Likewise.
+	* gcc.c-torture/compile/920723-1.c: Likewise.
+	* gcc.c-torture/compile/pr35468.c: Ptx assembler objects to
+	writing a const.
+	* gcc.c-torture/compile/mangle-1.c: Ptx assembler objects to . in
+	label.
+	* gcc.c-torture/compile/callind.c: Ptx assembler objects to label
+	'call'.
+
+	* gcc.c-torture/execute/ieee/mul-subnormal-single-1.c: Make main
+	prototype normal.
+	* gcc.c-torture/execute/switch-1.c: Likewise.
+
+	* gcc.c-torture/execute/pr34456.c: Require not freestanding
+	* gcc.c-torture/execute/printf-1.c: Likewise.
+	* gcc.c-torture/execute/printf-chk-1.c: Likewise.
+	* gcc.c-torture/execute/fprintf-1.c: Likewise.
+	* gcc.c-torture/execute/fprintf-chk-1.c: Likewise.
+	* gcc.c-torture/execute/vprintf-1.c: Likewise.
+	* gcc.c-torture/execute/vprintf-chk-1.c: Likewise.
+	* gcc.c-torture/execute/vfprintf-1.c: Likewise.
+	* gcc.c-torture/execute/vfprintf-chk-1.c: Likewise.
+	* gcc.c-torture/execute/builtins/fputs.x: Likewise.
+	* gcc.c-torture/execute/gofast.c: Likewise.
+	* gcc.c-torture/execute/complex-6.c: Likewise.
+
+	* gcc.c-torture/execute/builtins/memcpy-chk.x: Require nonlocal goto.
+	* gcc.c-torture/execute/builtins/memmove-chk.x: Likewise.
+	* gcc.c-torture/execute/builtins/mempcpy-chk.x: Likewise.
+	* gcc.c-torture/execute/builtins/memset-chk.x: Likewise.
+	* gcc.c-torture/execute/builtins/snprintf-chk.x: Likewise.
+	* gcc.c-torture/execute/builtins/sprintf-chk.x: Likewise.
+	* gcc.c-torture/execute/builtins/stpcpy-chk.x: Likewise.
+	* gcc.c-torture/execute/builtins/stpncpy-chk.x: Likewise.
+	* gcc.c-torture/execute/builtins/strcat-chk.x: Likewise.
+	* gcc.c-torture/execute/builtins/strcpy-chk.x: Likewise.
+	* gcc.c-torture/execute/builtins/strncat-chk.x: Likewise.
+	* gcc.c-torture/execute/builtins/strncpy-chk.x: Likewise.
+	* gcc.c-torture/execute/builtins/vsnprintf-chk.x: Likewise.
+	* gcc.c-torture/execute/builtins/vsprintf-chk.x: Likewise.
+	* gcc.c-torture/execute/builtins/pr23484-chk.x: Likewise.
+	* gcc.dg/setjmp-1.c: Likewise.
+	* gcc.dg/cleanup-5.c: Likewise.
+	* gcc.dg/cleanup-12.c: Likewise.
+	* gcc.dg/cleanup-13.c: Likewise.
+
+	* gcc.dg/constructor-1.c: Require global ctor.
+
+	* gcc.dg/fork-instrumentation.c: Require profiling.
+	* gcc.dg/20030107-1.c: Likewise.
+	* gcc.dg/20030702-1.c: Likewise.
+
+	* gcc.dg/cpp/lexstrng.c: Avoid IO unless debugging.
+	* gcc.dg/cpp/paste2.c: Likewise.
+	* gcc.dg/cpp/strify3.c: Likewise.
+	* gcc.dg/cpp/strify4.c: Likewise.
+	* gcc.dg/cpp/lexnum.c: Likewise.
+	* gcc.dg/cpp/digraphs.c: Likewise.
+	* gcc.dg/cpp/macro1.c: Likewise.
+
 2015-08-21  Dominik Vogt  <vogt@linux.vnet.ibm.com>
 
 	* gcc.target/s390/zvector/vec-load_bndry-1.c: New test.
diff --git a/gcc/testsuite/gcc.c-torture/compile/920723-1.c b/gcc/testsuite/gcc.c-torture/compile/920723-1.c
index d8734a6..26b83f6 100644
--- a/gcc/testsuite/gcc.c-torture/compile/920723-1.c
+++ b/gcc/testsuite/gcc.c-torture/compile/920723-1.c
@@ -1,3 +1,5 @@
+/* { dg-skip-if "ptxas seg faults" { nvptx-*-* } { "-O2" } { "" } } */
+
 #if defined(STACK_SIZE) && STACK_SIZE < 65536
 # define GITT_SIZE 75
 #endif
diff --git a/gcc/testsuite/gcc.c-torture/compile/callind.c b/gcc/testsuite/gcc.c-torture/compile/callind.c
index 74c0f1f..5938d1b 100644
--- a/gcc/testsuite/gcc.c-torture/compile/callind.c
+++ b/gcc/testsuite/gcc.c-torture/compile/callind.c
@@ -1,8 +1,8 @@
-call (foo, a)
+bar (foo, a)
      int (**foo) ();
 {
 
-  (foo)[1] = call;
+  (foo)[1] = bar;
 
   foo[a] (1);
 }
diff --git a/gcc/testsuite/gcc.c-torture/compile/limits-externdecl.c b/gcc/testsuite/gcc.c-torture/compile/limits-externdecl.c
index 17afe73..f131eea 100644
--- a/gcc/testsuite/gcc.c-torture/compile/limits-externdecl.c
+++ b/gcc/testsuite/gcc.c-torture/compile/limits-externdecl.c
@@ -1,3 +1,5 @@
+/* { dg-skip-if "ptxas runs out of memory" { nvptx-*-* } { "*" } { "" } } */
+
 /* { dg-require-effective-target int32plus } */
 /* Inspired by the test case for PR middle-end/52640.  */
 
diff --git a/gcc/testsuite/gcc.c-torture/compile/mangle-1.c b/gcc/testsuite/gcc.c-torture/compile/mangle-1.c
index 7abc934..6797bc2 100644
--- a/gcc/testsuite/gcc.c-torture/compile/mangle-1.c
+++ b/gcc/testsuite/gcc.c-torture/compile/mangle-1.c
@@ -1,9 +1,17 @@
+
+#if __nvptx__
+/* Doesn't like . in labels.  */
+#define SEP "$"
+#else
+#define SEP "."
+#endif
+
 int foo(void)
 {
   static int x asm ("x") = 3;
   return x++;
 }
 
-int X2 asm ("x.0") = 4;
-int X3 asm ("_x.0") = 5;
+int X2 asm ("x" SEP "0") = 4;
+int X3 asm ("_x" SEP "0") = 5;
 
diff --git a/gcc/testsuite/gcc.c-torture/compile/pr33855.c b/gcc/testsuite/gcc.c-torture/compile/pr33855.c
index e678cb3..7e0d5ef 100644
--- a/gcc/testsuite/gcc.c-torture/compile/pr33855.c
+++ b/gcc/testsuite/gcc.c-torture/compile/pr33855.c
@@ -1,3 +1,4 @@
+/* { dg-skip-if "ptxas seg faults" { nvptx-*-* } { "-O1" } { "" } } */
 /* Testcase by Martin Michlmayr <tbm@cyrius.com> */
 /* Used to segfault due to cselim not marking the complex temp var
    as GIMPLE reg.  */
diff --git a/gcc/testsuite/gcc.c-torture/compile/pr35468.c b/gcc/testsuite/gcc.c-torture/compile/pr35468.c
index 16d064b..68f5565 100644
--- a/gcc/testsuite/gcc.c-torture/compile/pr35468.c
+++ b/gcc/testsuite/gcc.c-torture/compile/pr35468.c
@@ -1,4 +1,5 @@
 /* PR tree-optimization/35468 */
+/* { dg-do compile } */
 
 void
 foo (void)
diff --git a/gcc/testsuite/gcc.c-torture/execute/981019-1.c b/gcc/testsuite/gcc.c-torture/execute/981019-1.c
index 5d1f009..a093dff 100644
--- a/gcc/testsuite/gcc.c-torture/execute/981019-1.c
+++ b/gcc/testsuite/gcc.c-torture/execute/981019-1.c
@@ -1,3 +1,5 @@
+/* { dg-skip-if "ptxas seg faults" { nvptx-*-* } { "-O2" "-O3*" } { "" } } */
+
 extern int f2(void);
 extern int f3(void);
 extern void f1(void);
diff --git a/gcc/testsuite/gcc.c-torture/execute/builtins/fputs.x b/gcc/testsuite/gcc.c-torture/execute/builtins/fputs.x
new file mode 100644
index 0000000..c8fdaf5
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/execute/builtins/fputs.x
@@ -0,0 +1,7 @@
+load_lib target-supports.exp
+
+if { [check_effective_target_freestanding] } {
+        return 1; 
+}
+
+return 0;
diff --git a/gcc/testsuite/gcc.c-torture/execute/builtins/memcpy-chk.x b/gcc/testsuite/gcc.c-torture/execute/builtins/memcpy-chk.x
index e976a75..61ec164 100644
--- a/gcc/testsuite/gcc.c-torture/execute/builtins/memcpy-chk.x
+++ b/gcc/testsuite/gcc.c-torture/execute/builtins/memcpy-chk.x
@@ -1,3 +1,9 @@
+load_lib target-supports.exp
+
+if { ! [check_effective_target_nonlocal_goto] } {
+    return 1
+}
+
 if [istarget "epiphany-*-*"] {
     # This test assumes the absence of struct padding.
     # to make this true for test4 struct A on epiphany would require
diff --git a/gcc/testsuite/gcc.c-torture/execute/builtins/memmove-chk.x b/gcc/testsuite/gcc.c-torture/execute/builtins/memmove-chk.x
index acf2132..c34ebb1 100644
--- a/gcc/testsuite/gcc.c-torture/execute/builtins/memmove-chk.x
+++ b/gcc/testsuite/gcc.c-torture/execute/builtins/memmove-chk.x
@@ -1,3 +1,9 @@
+load_lib target-supports.exp
+
+if { ! [check_effective_target_nonlocal_goto] } {
+    return 1
+}
+
 if [istarget "epiphany-*-*"] {
     # This test assumes the absence of struct padding.
     # to make this true for test5 struct A on epiphany would require
diff --git a/gcc/testsuite/gcc.c-torture/execute/builtins/mempcpy-chk.x b/gcc/testsuite/gcc.c-torture/execute/builtins/mempcpy-chk.x
index e976a75..61ec164 100644
--- a/gcc/testsuite/gcc.c-torture/execute/builtins/mempcpy-chk.x
+++ b/gcc/testsuite/gcc.c-torture/execute/builtins/mempcpy-chk.x
@@ -1,3 +1,9 @@
+load_lib target-supports.exp
+
+if { ! [check_effective_target_nonlocal_goto] } {
+    return 1
+}
+
 if [istarget "epiphany-*-*"] {
     # This test assumes the absence of struct padding.
     # to make this true for test4 struct A on epiphany would require
diff --git a/gcc/testsuite/gcc.c-torture/execute/builtins/memset-chk.x b/gcc/testsuite/gcc.c-torture/execute/builtins/memset-chk.x
index 9b83634..3019199 100644
--- a/gcc/testsuite/gcc.c-torture/execute/builtins/memset-chk.x
+++ b/gcc/testsuite/gcc.c-torture/execute/builtins/memset-chk.x
@@ -1,3 +1,9 @@
+load_lib target-supports.exp
+
+if { ! [check_effective_target_nonlocal_goto] } {
+    return 1
+}
+
 if [istarget "epiphany-*-*"] {
     # This test assumes the absence of struct padding.
     # to make this true for test3 struct A on epiphany would require
diff --git a/gcc/testsuite/gcc.c-torture/execute/builtins/pr23484-chk.x b/gcc/testsuite/gcc.c-torture/execute/builtins/pr23484-chk.x
new file mode 100644
index 0000000..6f4746d
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/execute/builtins/pr23484-chk.x
@@ -0,0 +1,7 @@
+load_lib target-supports.exp
+
+if { ! [check_effective_target_nonlocal_goto] } {
+    return 1
+}
+
+return 0
diff --git a/gcc/testsuite/gcc.c-torture/execute/builtins/snprintf-chk.x b/gcc/testsuite/gcc.c-torture/execute/builtins/snprintf-chk.x
index 9b83634..3019199 100644
--- a/gcc/testsuite/gcc.c-torture/execute/builtins/snprintf-chk.x
+++ b/gcc/testsuite/gcc.c-torture/execute/builtins/snprintf-chk.x
@@ -1,3 +1,9 @@
+load_lib target-supports.exp
+
+if { ! [check_effective_target_nonlocal_goto] } {
+    return 1
+}
+
 if [istarget "epiphany-*-*"] {
     # This test assumes the absence of struct padding.
     # to make this true for test3 struct A on epiphany would require
diff --git a/gcc/testsuite/gcc.c-torture/execute/builtins/sprintf-chk.x b/gcc/testsuite/gcc.c-torture/execute/builtins/sprintf-chk.x
index 9b83634..3019199 100644
--- a/gcc/testsuite/gcc.c-torture/execute/builtins/sprintf-chk.x
+++ b/gcc/testsuite/gcc.c-torture/execute/builtins/sprintf-chk.x
@@ -1,3 +1,9 @@
+load_lib target-supports.exp
+
+if { ! [check_effective_target_nonlocal_goto] } {
+    return 1
+}
+
 if [istarget "epiphany-*-*"] {
     # This test assumes the absence of struct padding.
     # to make this true for test3 struct A on epiphany would require
diff --git a/gcc/testsuite/gcc.c-torture/execute/builtins/stpcpy-chk.x b/gcc/testsuite/gcc.c-torture/execute/builtins/stpcpy-chk.x
index e976a75..61ec164 100644
--- a/gcc/testsuite/gcc.c-torture/execute/builtins/stpcpy-chk.x
+++ b/gcc/testsuite/gcc.c-torture/execute/builtins/stpcpy-chk.x
@@ -1,3 +1,9 @@
+load_lib target-supports.exp
+
+if { ! [check_effective_target_nonlocal_goto] } {
+    return 1
+}
+
 if [istarget "epiphany-*-*"] {
     # This test assumes the absence of struct padding.
     # to make this true for test4 struct A on epiphany would require
diff --git a/gcc/testsuite/gcc.c-torture/execute/builtins/stpncpy-chk.x b/gcc/testsuite/gcc.c-torture/execute/builtins/stpncpy-chk.x
index e976a75..61ec164 100644
--- a/gcc/testsuite/gcc.c-torture/execute/builtins/stpncpy-chk.x
+++ b/gcc/testsuite/gcc.c-torture/execute/builtins/stpncpy-chk.x
@@ -1,3 +1,9 @@
+load_lib target-supports.exp
+
+if { ! [check_effective_target_nonlocal_goto] } {
+    return 1
+}
+
 if [istarget "epiphany-*-*"] {
     # This test assumes the absence of struct padding.
     # to make this true for test4 struct A on epiphany would require
diff --git a/gcc/testsuite/gcc.c-torture/execute/builtins/strcat-chk.x b/gcc/testsuite/gcc.c-torture/execute/builtins/strcat-chk.x
index 9b83634..3019199 100644
--- a/gcc/testsuite/gcc.c-torture/execute/builtins/strcat-chk.x
+++ b/gcc/testsuite/gcc.c-torture/execute/builtins/strcat-chk.x
@@ -1,3 +1,9 @@
+load_lib target-supports.exp
+
+if { ! [check_effective_target_nonlocal_goto] } {
+    return 1
+}
+
 if [istarget "epiphany-*-*"] {
     # This test assumes the absence of struct padding.
     # to make this true for test3 struct A on epiphany would require
diff --git a/gcc/testsuite/gcc.c-torture/execute/builtins/strcpy-chk.x b/gcc/testsuite/gcc.c-torture/execute/builtins/strcpy-chk.x
index e976a75..61ec164 100644
--- a/gcc/testsuite/gcc.c-torture/execute/builtins/strcpy-chk.x
+++ b/gcc/testsuite/gcc.c-torture/execute/builtins/strcpy-chk.x
@@ -1,3 +1,9 @@
+load_lib target-supports.exp
+
+if { ! [check_effective_target_nonlocal_goto] } {
+    return 1
+}
+
 if [istarget "epiphany-*-*"] {
     # This test assumes the absence of struct padding.
     # to make this true for test4 struct A on epiphany would require
diff --git a/gcc/testsuite/gcc.c-torture/execute/builtins/strncat-chk.x b/gcc/testsuite/gcc.c-torture/execute/builtins/strncat-chk.x
index 9b83634..3019199 100644
--- a/gcc/testsuite/gcc.c-torture/execute/builtins/strncat-chk.x
+++ b/gcc/testsuite/gcc.c-torture/execute/builtins/strncat-chk.x
@@ -1,3 +1,9 @@
+load_lib target-supports.exp
+
+if { ! [check_effective_target_nonlocal_goto] } {
+    return 1
+}
+
 if [istarget "epiphany-*-*"] {
     # This test assumes the absence of struct padding.
     # to make this true for test3 struct A on epiphany would require
diff --git a/gcc/testsuite/gcc.c-torture/execute/builtins/strncpy-chk.x b/gcc/testsuite/gcc.c-torture/execute/builtins/strncpy-chk.x
index e976a75..61ec164 100644
--- a/gcc/testsuite/gcc.c-torture/execute/builtins/strncpy-chk.x
+++ b/gcc/testsuite/gcc.c-torture/execute/builtins/strncpy-chk.x
@@ -1,3 +1,9 @@
+load_lib target-supports.exp
+
+if { ! [check_effective_target_nonlocal_goto] } {
+    return 1
+}
+
 if [istarget "epiphany-*-*"] {
     # This test assumes the absence of struct padding.
     # to make this true for test4 struct A on epiphany would require
diff --git a/gcc/testsuite/gcc.c-torture/execute/builtins/vsnprintf-chk.x b/gcc/testsuite/gcc.c-torture/execute/builtins/vsnprintf-chk.x
index 0d6e85c..1decd14 100644
--- a/gcc/testsuite/gcc.c-torture/execute/builtins/vsnprintf-chk.x
+++ b/gcc/testsuite/gcc.c-torture/execute/builtins/vsnprintf-chk.x
@@ -1,3 +1,9 @@
+load_lib target-supports.exp
+
+if { ! [check_effective_target_nonlocal_goto] } {
+    return 1
+}
+
 if [istarget "epiphany-*-*"] {
     # This test assumes the absence of struct padding.
     # to make this true for test3_sub struct A on epiphany would require
diff --git a/gcc/testsuite/gcc.c-torture/execute/builtins/vsprintf-chk.x b/gcc/testsuite/gcc.c-torture/execute/builtins/vsprintf-chk.x
index 0d6e85c..1decd14 100644
--- a/gcc/testsuite/gcc.c-torture/execute/builtins/vsprintf-chk.x
+++ b/gcc/testsuite/gcc.c-torture/execute/builtins/vsprintf-chk.x
@@ -1,3 +1,9 @@
+load_lib target-supports.exp
+
+if { ! [check_effective_target_nonlocal_goto] } {
+    return 1
+}
+
 if [istarget "epiphany-*-*"] {
     # This test assumes the absence of struct padding.
     # to make this true for test3_sub struct A on epiphany would require
diff --git a/gcc/testsuite/gcc.c-torture/execute/complex-6.c b/gcc/testsuite/gcc.c-torture/execute/complex-6.c
index bbb8c8d..2e7a6cd 100644
--- a/gcc/testsuite/gcc.c-torture/execute/complex-6.c
+++ b/gcc/testsuite/gcc.c-torture/execute/complex-6.c
@@ -1,3 +1,5 @@
+/* { dg-skip-if "requires io" { freestanding } { "*" } { "" } }  */
+
 /* This test tests complex conjugate and passing/returning of
    complex parameter.  */
 
diff --git a/gcc/testsuite/gcc.c-torture/execute/fprintf-1.c b/gcc/testsuite/gcc.c-torture/execute/fprintf-1.c
index f16252b..bd3069f 100644
--- a/gcc/testsuite/gcc.c-torture/execute/fprintf-1.c
+++ b/gcc/testsuite/gcc.c-torture/execute/fprintf-1.c
@@ -1,3 +1,5 @@
+/* { dg-skip-if "requires io" { freestanding } { "*" } { "" } }  */
+
 #include <stdio.h>
 #include <stdlib.h>
 
diff --git a/gcc/testsuite/gcc.c-torture/execute/fprintf-chk-1.c b/gcc/testsuite/gcc.c-torture/execute/fprintf-chk-1.c
index 918ff8e..caad0a4 100644
--- a/gcc/testsuite/gcc.c-torture/execute/fprintf-chk-1.c
+++ b/gcc/testsuite/gcc.c-torture/execute/fprintf-chk-1.c
@@ -1,3 +1,5 @@
+/* { dg-skip-if "requires io" { freestanding } { "*" } { "" } }  */
+
 #include <stdio.h>
 #include <stdlib.h>
 #include <stdarg.h>
diff --git a/gcc/testsuite/gcc.c-torture/execute/gofast.c b/gcc/testsuite/gcc.c-torture/execute/gofast.c
index f55ced2..a0b6e04 100644
--- a/gcc/testsuite/gcc.c-torture/execute/gofast.c
+++ b/gcc/testsuite/gcc.c-torture/execute/gofast.c
@@ -1,3 +1,5 @@
+/* { dg-skip-if "requires io" { freestanding } { "*" } { "" } }  */
+
 /* Program to test gcc's usage of the gofast library.  */
 
 /* The main guiding themes are to make it trivial to add test cases over time
diff --git a/gcc/testsuite/gcc.c-torture/execute/ieee/mul-subnormal-single-1.c b/gcc/testsuite/gcc.c-torture/execute/ieee/mul-subnormal-single-1.c
index d5f3fb4..f421214 100644
--- a/gcc/testsuite/gcc.c-torture/execute/ieee/mul-subnormal-single-1.c
+++ b/gcc/testsuite/gcc.c-torture/execute/ieee/mul-subnormal-single-1.c
@@ -57,7 +57,7 @@ struct
   };
 
 int
-main (int argc, char *argv[], char *envp[])
+main ()
 {
   unsigned int i;
 
diff --git a/gcc/testsuite/gcc.c-torture/execute/pr34456.c b/gcc/testsuite/gcc.c-torture/execute/pr34456.c
index 526c954..53e46ed 100644
--- a/gcc/testsuite/gcc.c-torture/execute/pr34456.c
+++ b/gcc/testsuite/gcc.c-torture/execute/pr34456.c
@@ -1,3 +1,5 @@
+/* { dg-skip-if "requires qsort" { freestanding } { "*" } { "" } }  */
+
 #include <stdlib.h>
 
 int __attribute__ ((noinline)) debug (void) { return 1; }
diff --git a/gcc/testsuite/gcc.c-torture/execute/printf-1.c b/gcc/testsuite/gcc.c-torture/execute/printf-1.c
index 0ffcd5d..13e331d 100644
--- a/gcc/testsuite/gcc.c-torture/execute/printf-1.c
+++ b/gcc/testsuite/gcc.c-torture/execute/printf-1.c
@@ -1,3 +1,5 @@
+/* { dg-skip-if "requires io" { freestanding } { "*" } { "" } }  */
+
 #include <stdio.h>
 #include <stdlib.h>
 
diff --git a/gcc/testsuite/gcc.c-torture/execute/printf-chk-1.c b/gcc/testsuite/gcc.c-torture/execute/printf-chk-1.c
index 8f9a79c..fde85f9 100644
--- a/gcc/testsuite/gcc.c-torture/execute/printf-chk-1.c
+++ b/gcc/testsuite/gcc.c-torture/execute/printf-chk-1.c
@@ -1,3 +1,5 @@
+/* { dg-skip-if "requires io" { freestanding } { "*" } { "" } }  */
+
 #include <stdio.h>
 #include <stdlib.h>
 #include <stdarg.h>
diff --git a/gcc/testsuite/gcc.c-torture/execute/switch-1.c b/gcc/testsuite/gcc.c-torture/execute/switch-1.c
index 30cffed..2256557 100644
--- a/gcc/testsuite/gcc.c-torture/execute/switch-1.c
+++ b/gcc/testsuite/gcc.c-torture/execute/switch-1.c
@@ -22,7 +22,7 @@ foo (int x)
 }
 
 int
-main (int argc)
+main ()
 {
   int i, r;
 
diff --git a/gcc/testsuite/gcc.c-torture/execute/vfprintf-1.c b/gcc/testsuite/gcc.c-torture/execute/vfprintf-1.c
index c003804..c9ce492 100644
--- a/gcc/testsuite/gcc.c-torture/execute/vfprintf-1.c
+++ b/gcc/testsuite/gcc.c-torture/execute/vfprintf-1.c
@@ -1,3 +1,5 @@
+/* { dg-skip-if "requires io" { freestanding } { "*" } { "" } }  */
+
 #ifndef test
 #include <stdio.h>
 #include <stdlib.h>
diff --git a/gcc/testsuite/gcc.c-torture/execute/vfprintf-chk-1.c b/gcc/testsuite/gcc.c-torture/execute/vfprintf-chk-1.c
index f8f964c..a642209 100644
--- a/gcc/testsuite/gcc.c-torture/execute/vfprintf-chk-1.c
+++ b/gcc/testsuite/gcc.c-torture/execute/vfprintf-chk-1.c
@@ -1,3 +1,5 @@
+/* { dg-skip-if "requires io" { freestanding } { "*" } { "" } }  */
+
 #ifndef test
 #include <stdio.h>
 #include <stdlib.h>
diff --git a/gcc/testsuite/gcc.c-torture/execute/vprintf-1.c b/gcc/testsuite/gcc.c-torture/execute/vprintf-1.c
index 9f1b8bf..8b7038f 100644
--- a/gcc/testsuite/gcc.c-torture/execute/vprintf-1.c
+++ b/gcc/testsuite/gcc.c-torture/execute/vprintf-1.c
@@ -1,3 +1,5 @@
+/* { dg-skip-if "requires io" { freestanding } { "*" } { "" } }  */
+
 #ifndef test
 #include <stdio.h>
 #include <stdlib.h>
diff --git a/gcc/testsuite/gcc.c-torture/execute/vprintf-chk-1.c b/gcc/testsuite/gcc.c-torture/execute/vprintf-chk-1.c
index ca62f8b..f9bda6e 100644
--- a/gcc/testsuite/gcc.c-torture/execute/vprintf-chk-1.c
+++ b/gcc/testsuite/gcc.c-torture/execute/vprintf-chk-1.c
@@ -1,3 +1,5 @@
+/* { dg-skip-if "requires io" { freestanding } { "*" } { "" } }  */
+
 #ifndef test
 #include <stdio.h>
 #include <stdlib.h>
diff --git a/gcc/testsuite/gcc.dg/20030107-1.c b/gcc/testsuite/gcc.dg/20030107-1.c
index 9264eba..9164080 100644
--- a/gcc/testsuite/gcc.dg/20030107-1.c
+++ b/gcc/testsuite/gcc.dg/20030107-1.c
@@ -1,5 +1,6 @@
 /* { dg-do compile } */
 /* { dg-options "-fprofile-arcs" } */
+/* { dg-require-profiling "-fprofile-generate" } */
 
 extern void bar(void) __attribute__((noreturn));
 int foo (void) { bar(); }
diff --git a/gcc/testsuite/gcc.dg/20030702-1.c b/gcc/testsuite/gcc.dg/20030702-1.c
index 1516a5a..0bc1b1c 100644
--- a/gcc/testsuite/gcc.dg/20030702-1.c
+++ b/gcc/testsuite/gcc.dg/20030702-1.c
@@ -3,6 +3,7 @@
 /* { dg-do compile { target fpic } } */
 /* { dg-options "-O2 -fpic -fprofile-arcs" } */
 /* { dg-skip-if "requires unsupported run-time relocation" { spu-*-* } { "*" } { "" } } */
+/* { dg-require-profiling "-fprofile-generate" } */
 
 int fork (void);
 
diff --git a/gcc/testsuite/gcc.dg/cleanup-12.c b/gcc/testsuite/gcc.dg/cleanup-12.c
index 90de90a..15c079f 100644
--- a/gcc/testsuite/gcc.dg/cleanup-12.c
+++ b/gcc/testsuite/gcc.dg/cleanup-12.c
@@ -3,6 +3,7 @@
 /* { dg-do run } */
 /* { dg-options "-O2 -fexceptions" } */
 /* { dg-skip-if "" { "ia64-*-hpux11.*" }  { "*" } { "" } } */
+/* { dg-skip-if "" { ! nonlocal_goto } { "*" } { "" } } */
 /* Verify unwind info in presence of alloca.  */
 
 #include <unwind.h>
diff --git a/gcc/testsuite/gcc.dg/cleanup-13.c b/gcc/testsuite/gcc.dg/cleanup-13.c
index 5a0d4c6..0ab1ca2 100644
--- a/gcc/testsuite/gcc.dg/cleanup-13.c
+++ b/gcc/testsuite/gcc.dg/cleanup-13.c
@@ -2,6 +2,7 @@
 /* { dg-do run } */
 /* { dg-options "-fexceptions" } */
 /* { dg-skip-if "" { "ia64-*-hpux11.*" }  { "*" } { "" } } */
+/* { dg-skip-if "" { ! nonlocal_goto } { "*" } { "" } } */
 /* Verify DW_OP_* handling in the unwinder.  */
 
 #include <unwind.h>
diff --git a/gcc/testsuite/gcc.dg/cleanup-5.c b/gcc/testsuite/gcc.dg/cleanup-5.c
index c335c1e..816d4ce 100644
--- a/gcc/testsuite/gcc.dg/cleanup-5.c
+++ b/gcc/testsuite/gcc.dg/cleanup-5.c
@@ -2,6 +2,7 @@
 /* { dg-do run } */
 /* { dg-options "-fexceptions" } */
 /* { dg-skip-if "" { "ia64-*-hpux11.*" }  { "*" } { "" } } */
+/* { dg-skip-if "" { ! nonlocal_goto } { "*" } { "" } } */
 /* Verify that cleanups work with exception handling.  */
 
 #include <unwind.h>
diff --git a/gcc/testsuite/gcc.dg/constructor-1.c b/gcc/testsuite/gcc.dg/constructor-1.c
index 1095a45..73e9fc3 100644
--- a/gcc/testsuite/gcc.dg/constructor-1.c
+++ b/gcc/testsuite/gcc.dg/constructor-1.c
@@ -1,5 +1,6 @@
 /* { dg-do run } */
 /* { dg-options "-O2" } */
+/* { dg-skip-if "" { ! global_constructor } { "*" } { "" } } */
 
 /* The ipa-split pass pulls the body of the if(!x) block
    into a separate function to make foo a better inlining
diff --git a/gcc/testsuite/gcc.dg/cpp/digraphs.c b/gcc/testsuite/gcc.dg/cpp/digraphs.c
index 49a1bcd..55bc46b 100644
--- a/gcc/testsuite/gcc.dg/cpp/digraphs.c
+++ b/gcc/testsuite/gcc.dg/cpp/digraphs.c
@@ -8,7 +8,11 @@
 
 extern int strcmp (const char *, const char *);
 extern void abort (void);
+#if DEBUG
 extern int puts (const char *);
+#else
+#define puts(X)
+#endif
 #define err(str) do { puts(str); abort(); } while (0)
 
 %:define glue(x, y) x %:%: y	/* #define glue(x, y) x ## y. */
diff --git a/gcc/testsuite/gcc.dg/cpp/lexnum.c b/gcc/testsuite/gcc.dg/cpp/lexnum.c
index 7df1554..3d7a9a8 100644
--- a/gcc/testsuite/gcc.dg/cpp/lexnum.c
+++ b/gcc/testsuite/gcc.dg/cpp/lexnum.c
@@ -5,7 +5,11 @@
 
 /* Test lexing of numbers.  */
 
+#if DEBUG
 extern int puts (const char *);
+#else
+#define puts(X)
+#endif
 extern void abort (void);
 #define err(str) do { puts(str); abort(); } while (0)
 
diff --git a/gcc/testsuite/gcc.dg/cpp/lexstrng.c b/gcc/testsuite/gcc.dg/cpp/lexstrng.c
index b035330..9e13cd5 100644
--- a/gcc/testsuite/gcc.dg/cpp/lexstrng.c
+++ b/gcc/testsuite/gcc.dg/cpp/lexstrng.c
@@ -11,7 +11,11 @@
 typedef __WCHAR_TYPE__ wchar_t;
 
 extern int strcmp (const char *, const char *);
+#if DEBUG
 extern int puts (const char *);
+#else
+#define puts(X)
+#endif
 extern void abort (void);
 #define err(str) do { puts(str); abort(); } while (0)
 
diff --git a/gcc/testsuite/gcc.dg/cpp/macro1.c b/gcc/testsuite/gcc.dg/cpp/macro1.c
index e7235f5..a2b1a38 100644
--- a/gcc/testsuite/gcc.dg/cpp/macro1.c
+++ b/gcc/testsuite/gcc.dg/cpp/macro1.c
@@ -4,7 +4,11 @@
 
 /* Tests various macro abuse is correctly expanded.  */
 
+#if DEBUG
 extern int puts (const char *);
+#else
+#define puts(X)
+#endif
 extern void abort (void);
 extern int strcmp(const char *s1, const char *s2);
 
diff --git a/gcc/testsuite/gcc.dg/cpp/paste2.c b/gcc/testsuite/gcc.dg/cpp/paste2.c
index 788e4eb5..b9bc7c2 100644
--- a/gcc/testsuite/gcc.dg/cpp/paste2.c
+++ b/gcc/testsuite/gcc.dg/cpp/paste2.c
@@ -12,7 +12,11 @@
 typedef __WCHAR_TYPE__ wchar_t;
 
 extern int strcmp (const char *, const char *);
+#if DEBUG
 extern int puts (const char *);
+#else
+#define puts(X)
+#endif
 extern void abort (void);
 #define err(str) do { puts(str); abort(); } while (0)
 
diff --git a/gcc/testsuite/gcc.dg/cpp/strify3.c b/gcc/testsuite/gcc.dg/cpp/strify3.c
index 5d76b5e..b2ee4ab 100644
--- a/gcc/testsuite/gcc.dg/cpp/strify3.c
+++ b/gcc/testsuite/gcc.dg/cpp/strify3.c
@@ -9,7 +9,11 @@
    Neil Booth, 24 Sep 2001.  */
 
 extern int strcmp (const char *, const char *);
+#if DEBUG
 extern int puts (const char *);
+#else
+#define puts(X)
+#endif
 extern void abort (void);
 #define err(str) do { puts(str); abort(); } while (0)
 
diff --git a/gcc/testsuite/gcc.dg/cpp/strify4.c b/gcc/testsuite/gcc.dg/cpp/strify4.c
index b8b2f11..9b4c0dd 100644
--- a/gcc/testsuite/gcc.dg/cpp/strify4.c
+++ b/gcc/testsuite/gcc.dg/cpp/strify4.c
@@ -4,7 +4,11 @@
    Andrew Pinski */
 
 extern int strcmp (const char *, const char *);
+#if DEBUG
 extern int puts (const char *);
+#else
+#define puts(X)
+#endif
 extern void abort (void);
 #define err(str) do { puts(str); abort(); } while (0)
 
diff --git a/gcc/testsuite/gcc.dg/debug/debug.exp b/gcc/testsuite/gcc.dg/debug/debug.exp
index 908deb1..ac162ae 100644
--- a/gcc/testsuite/gcc.dg/debug/debug.exp
+++ b/gcc/testsuite/gcc.dg/debug/debug.exp
@@ -19,6 +19,11 @@
 # Load support procs.
 load_lib gcc-dg.exp
 
+# Disable on ptx
+if { [istarget nvptx-*-*] } {
+    return
+}
+
 # Initialize `dg'.
 dg-init
 
diff --git a/gcc/testsuite/gcc.dg/debug/dwarf2/dwarf2.exp b/gcc/testsuite/gcc.dg/debug/dwarf2/dwarf2.exp
index d17bb5e..9063eb1d 100644
--- a/gcc/testsuite/gcc.dg/debug/dwarf2/dwarf2.exp
+++ b/gcc/testsuite/gcc.dg/debug/dwarf2/dwarf2.exp
@@ -19,6 +19,11 @@
 # Load support procs.
 load_lib gcc-dg.exp
 
+# Disable on ptx
+if { [istarget nvptx-*-*] } {
+    return
+}
+
 # If a testcase doesn't have special options, use these.
 global DEFAULT_CFLAGS
 if ![info exists DEFAULT_CFLAGS] then {
diff --git a/gcc/testsuite/gcc.dg/fork-instrumentation.c b/gcc/testsuite/gcc.dg/fork-instrumentation.c
index f875e18..aedb9ee 100644
--- a/gcc/testsuite/gcc.dg/fork-instrumentation.c
+++ b/gcc/testsuite/gcc.dg/fork-instrumentation.c
@@ -1,5 +1,7 @@
 /* { dg-do compile } */
 /* { dg-options "-O0 -fprofile-generate" } */
+/* { dg-require-profiling "-fprofile-generate" } */
+
 int fork(void);
 int
 t()
diff --git a/gcc/testsuite/gcc.dg/setjmp-1.c b/gcc/testsuite/gcc.dg/setjmp-1.c
index b5c84fc..c5dcef2 100644
--- a/gcc/testsuite/gcc.dg/setjmp-1.c
+++ b/gcc/testsuite/gcc.dg/setjmp-1.c
@@ -3,6 +3,7 @@
 
 /* { dg-do compile } */
 /* { dg-options "-O -Wclobbered -Wextra -Wall" } */
+/* { dg-skip-if "" { ! nonlocal_goto } { "*" } { "" } } */
 
 #include <setjmp.h>
 
diff --git a/gcc/testsuite/lib/gcc.exp b/gcc/testsuite/lib/gcc.exp
index 3ba8d3e5..55e1c4f 100644
--- a/gcc/testsuite/lib/gcc.exp
+++ b/gcc/testsuite/lib/gcc.exp
@@ -150,6 +150,9 @@ proc gcc_target_compile { source dest type options } {
     if [target_info exists gcc,no_label_values] {
 	lappend options "additional_flags=-DNO_LABEL_VALUES"
     }
+    if [target_info exists gcc,signal_suppress] {
+	lappend options "additional_flags=-DSIGNAL_SUPPRESS"
+    }
 
     # TEST_ALWAYS_FLAGS are flags that should be passed to every
     # compilation.  They are passed first to allow individual
diff --git a/gcc/testsuite/lib/target-supports.exp b/gcc/testsuite/lib/target-supports.exp
index ef19211..91fd35b 100644
--- a/gcc/testsuite/lib/target-supports.exp
+++ b/gcc/testsuite/lib/target-supports.exp
@@ -580,7 +580,10 @@ proc check_profiling_available { test_what } {
 # in Section 4 of C99 standard. Effectively, it is a target which supports no
 # extra headers or libraries other than what is considered essential.
 proc check_effective_target_freestanding { } {
-	return 0
+    if { [istarget nvptx-*-*] } {
+	return 1
+    }
+    return 0
 }
 
 # Return 1 if target has packed layout of structure members by
@@ -644,6 +647,15 @@ proc check_effective_target_nonlocal_goto {} {
     return 1
 }
 
+# Return 1 if global constructors are supported, 0 otherwise.
+
+proc check_effective_target_global_constructor {} {
+    if { [istarget nvptx-*-*] } {
+	return 0
+    }
+    return 1
+}
+
 # Return 1 if taking label values is supported, 0 otherwise.
 
 proc check_effective_target_label_values {} {