ifc-20040816-1.c: signal.h not required.

* gcc.dg/tree-ssa/ifc-20040816-1.c : signal.h not required.
* gcc.c-torture/execute/ieee/fp-cmp-1.c : Do not include signal.h if SIGNAL_SUPPRESS.
* gcc.c-torture/execute/ieee/fp-cmp-2.c : Ditto.
* gcc.c-torture/execute/ieee/fp-cmp-3.c : Ditto.

From-SVN: r135693

gcc/testsuite/ChangeLog

 2008-05-20  Andy Hutchinson  <hutchinsonandy@aim.com>
 
+	* gcc.dg/tree-ssa/ifc-20040816-1.c : signal.h not required.
+	* gcc.c-torture/execute/ieee/fp-cmp-1.c : Do not include signal.h if
+	SIGNAL_SUPPRESS.
+	* gcc.c-torture/execute/ieee/fp-cmp-2.c : Ditto.
+	* gcc.c-torture/execute/ieee/fp-cmp-3.c : Ditto.
+
+2008-05-20  Andy Hutchinson  <hutchinsonandy@aim.com>
+
 	* gcc.dg/builtins-config.h: AVR does not have C99 runtime. 
   
 2008-05-20  Janis Johnson  <janis187@us.ibm.com>

gcc/testsuite/gcc.c-torture/execute/ieee/fp-cmp-1.c

+#ifndef SIGNAL_SUPPRESS
 #include <signal.h>
+#endif
 
 double dnan = 1.0/0.0 - 1.0/0.0;
 double x = 1.0;

gcc/testsuite/gcc.c-torture/execute/ieee/fp-cmp-2.c

+#ifndef SIGNAL_SUPPRESS
 #include <signal.h>
+#endif
 
 float fnan = 1.0f/0.0f - 1.0f/0.0f;
 float x = 1.0f;

gcc/testsuite/gcc.c-torture/execute/ieee/fp-cmp-3.c

+#ifndef SIGNAL_SUPPRESS
 #include <signal.h>
+#endif
 
 long double dnan = 1.0l/0.0l - 1.0l/0.0l;
 long double x = 1.0l;

gcc/testsuite/gcc.dg/tree-ssa/ifc-20040816-1.c

@@ -2,7 +2,6 @@
 /* { dg-options "-c -O2 -ftree-vectorize -fdump-tree-ifcvt-stats" { target *-*-* } } */
 
 #include <stdarg.h>
-#include <signal.h>
 
 #define N 16
 #define MAX 42