diff -r ac748011cbbf -r ac09e62d5e6b common/autoconf/jdk-options.m4
--- a/common/autoconf/jdk-options.m4	Thu Oct 17 09:40:42 2013 -0700
+++ b/common/autoconf/jdk-options.m4	Sat Oct 19 08:51:39 2013 -0700
@@ -516,11 +516,11 @@
   elif test "x$enable_debug_symbols" = "xno"; then
     ENABLE_DEBUG_SYMBOLS=false
   else
-    # default on macosx is false
-    if test "x$OPENJDK_TARGET_OS" = xmacosx; then
-      ENABLE_DEBUG_SYMBOLS=false
-      # Default is on if objcopy is found, otherwise off
-    elif test "x$OBJCOPY" != x || test "x$OPENJDK_TARGET_OS" = xwindows; then
+  # Default is on if objcopy is found
+  if test "x$OBJCOPY" != x; then
+    ENABLE_DEBUG_SYMBOLS=true
+  # MacOS X and Windows don't use objcopy but default is on for those OSes
+  elif test "x$OPENJDK_TARGET_OS" = xmacosx || test "x$OPENJDK_TARGET_OS" = xwindows; then
       ENABLE_DEBUG_SYMBOLS=true
     else
       ENABLE_DEBUG_SYMBOLS=false