Define VG_CLREQ_SZB correctly on ARM, so Cachegrind and Callgrind
don't assert in their regtests on ARM.  (Value is the same in both
ARM and Thumb mode, fortunately.)


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@11432 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/include/pub_tool_machine.h b/include/pub_tool_machine.h
index 5b34c48..35b3c49 100644
--- a/include/pub_tool_machine.h
+++ b/include/pub_tool_machine.h
@@ -61,7 +61,7 @@
 #elif defined(VGP_arm_linux)
 #  define VG_MIN_INSTR_SZB          2
 #  define VG_MAX_INSTR_SZB          4 
-#  define VG_CLREQ_SZB             28
+#  define VG_CLREQ_SZB             20
 #  define VG_STACK_REDZONE_SZB      0
 
 #elif defined(VGP_ppc32_aix5)