diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 46924aaccdc..4de1a123ab9 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,9 @@
+2007-03-08  Richard Sandiford  <richard@codesourcery.com>
+
+	* gcc.c-torture/execute/strcmp-1.x: New file.  XFAIL execution
+	for VxWorks kernel mode.
+	* gcc.c-torture/execute/strncmp-1.x: Likewise.
+
 2007-03-08  Richard Sandiford  <richard@codesourcery.com>
 
 	* gcc.c-torture/execute/ieee/hugeval.x: XFAIL for VxWorks kernel
diff --git a/gcc/testsuite/gcc.c-torture/execute/strcmp-1.x b/gcc/testsuite/gcc.c-torture/execute/strcmp-1.x
new file mode 100644
index 00000000000..d807481b36f
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/execute/strcmp-1.x
@@ -0,0 +1,16 @@
+if {[istarget i?86-*-vxworks*]
+    || [istarget mips*-*-vxworks*]
+    || [istarget sh*-*-vxworks*]
+    || [istarget sparc*-*-vxworks*]} {
+    # The kernel strcmp doesn't perform unsigned comparisons.
+    set torture_eval_before_execute {
+	global compiler_conditional_xfail_data
+	set compiler_conditional_xfail_data {
+	    "The kernel strcmp doesn't perform unsigned comparisons."
+	    { "*-*-*" }
+	    {}
+	    { "-mrtp" }
+	}
+    }
+}
+return 0
diff --git a/gcc/testsuite/gcc.c-torture/execute/strncmp-1.x b/gcc/testsuite/gcc.c-torture/execute/strncmp-1.x
new file mode 100644
index 00000000000..b555e0c8f2a
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/execute/strncmp-1.x
@@ -0,0 +1,16 @@
+if {[istarget i?86-*-vxworks*]
+    || [istarget mips*-*-vxworks*]
+    || [istarget sh*-*-vxworks*]
+    || [istarget sparc*-*-vxworks*]} {
+    # The kernel strncmp doesn't perform unsigned comparisons.
+    set torture_eval_before_execute {
+	global compiler_conditional_xfail_data
+	set compiler_conditional_xfail_data {
+	    "The kernel strncmp doesn't perform unsigned comparisons."
+	    { "*-*-*" }
+	    {}
+	    { "-mrtp" }
+	}
+    }
+}
+return 0