re PR testsuite/30179 (FAIL: gcc.c-torture/execute/mode-dependent-address.c compilation, -O0)

	PR testsuite/30179
	PR testsuite/30180
	* gcc.dg/builtin-bswap-1.c: Require stdint_types.
	* gcc.dg/builtin-bswap-2.c: Likewise.
	* gcc.dg/builtin-bswap-3.c: Likewise.
	* gcc.dg/builtin-bswap-4.c: Likewise.
	* lib/target-supports.exp (check_effective_target_stdint_types): New.
	* cc.c-torture/execute/mode-dependent-address.x: New file.

From-SVN: r119945

gcc/testsuite/ChangeLog

+2006-12-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+	PR testsuite/30179
+	PR testsuite/30180
+	* gcc.dg/builtin-bswap-1.c: Require stdint_types.
+	* gcc.dg/builtin-bswap-2.c: Likewise.
+	* gcc.dg/builtin-bswap-3.c: Likewise.
+	* gcc.dg/builtin-bswap-4.c: Likewise.
+	* lib/target-supports.exp (check_effective_target_stdint_types): New.
+	* cc.c-torture/execute/mode-dependent-address.x: New file.
+
 2006-12-15  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 
 	PR libfortran/30145

gcc/testsuite/gcc.c-torture/execute/mode-dependent-address.x

+load_lib target-supports.exp
+
+if { ! [check_effective_target_stdint_types] } {
+	return 1
+}
+
+return 0

gcc/testsuite/gcc.dg/builtin-bswap-1.c

 /* { dg-do compile } */
+/* { dg-require-effective-target stdint_types } */
 /* { dg-options "" } */
 /* { dg-final { scan-assembler-not "__builtin_" } } */
 

gcc/testsuite/gcc.dg/builtin-bswap-2.c

 /* { dg-do run } */
+/* { dg-require-effective-target stdint_types } */
 /* { dg-options "" } */
 #include <stdint.h>
 

gcc/testsuite/gcc.dg/builtin-bswap-3.c

 /* { dg-do run } */
+/* { dg-require-effective-target stdint_types } */
 /* { dg-options "" } */
 #include <stdint.h>
 

gcc/testsuite/gcc.dg/builtin-bswap-4.c

 /* { dg-do run } */
+/* { dg-require-effective-target stdint_types } */
 /* { dg-options "-Wall" } */
 
 #include <stdint.h>

gcc/testsuite/lib/target-supports.exp

@@ -2044,3 +2044,14 @@ proc check_effective_target_string_merging { } {
 		    const char *var = "String";
 		} {-O2}]
 }
+
+# Return 1 if target has the basic signed and unsigned types in
+# <stdint.h>, 0 otherwise.
+
+proc check_effective_target_stdint_types { } {
+    return [check_no_compiler_messages stdint_types assembly {
+	#include <stdint.h>
+	int8_t a; int16_t b; int32_t c; int64_t d;
+	uint8_t e; uint16_t f; uint32_t g; uint64_t h;
+    }]
+}