diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog
index 9e4a15d455..e5799432c3 100644
--- a/gdb/testsuite/ChangeLog
+++ b/gdb/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2011-01-19  Yao Qi  <yao@codesourcery.com>
+
+	* lib/dwarf.exp (dwarf2_support): Change supported targets to a
+	positve list.
+
 2011-01-19  Yao Qi  <yao@codesourcery.com>
 
 	* gdb.asm/asm-source.exp: Replace ARM target triplet with a
diff --git a/gdb/testsuite/lib/dwarf.exp b/gdb/testsuite/lib/dwarf.exp
index 87bc62d2ce..ca7051d56d 100644
--- a/gdb/testsuite/lib/dwarf.exp
+++ b/gdb/testsuite/lib/dwarf.exp
@@ -16,15 +16,15 @@
 # Return true if the target supports DWARF-2 and uses gas.
 # For now pick a sampling of likely targets.
 proc dwarf2_support {} {
-    if {![istarget *-*-linux*]
-	&& ![istarget *-*-gnu*]
-	&& ![istarget *-*-elf*]
-	&& ![istarget *-*-openbsd*]
-	&& ![istarget arm*-*-eabi*]
-	&& ![istarget arm*-*-symbianelf*]
-	&& ![istarget powerpc-*-eabi*]} {
-	return 0
+    if {[istarget *-*-linux*]
+	|| [istarget *-*-gnu*]
+	|| [istarget *-*-elf*]
+	|| [istarget *-*-openbsd*]
+	|| [istarget arm*-*-eabi*]
+	|| [istarget arm*-*-symbianelf*]
+	|| [istarget powerpc-*-eabi*]} {
+	return 1
     }
 
-    return 1
+    return 0
 }