@@ -171,6 +171,7 @@ DEBUG_COUNTER (if_after_reload)
DEBUG_COUNTER (if_conversion)
DEBUG_COUNTER (if_conversion_tree)
DEBUG_COUNTER (ipa_cp_bits)
+DEBUG_COUNTER (ipa_mod_ref)
DEBUG_COUNTER (ipa_sra_params)
DEBUG_COUNTER (ipa_sra_retvalues)
DEBUG_COUNTER (ira_move)
@@ -42,6 +42,7 @@ along with GCC; see the file COPYING3. If not see
#include "ipa-modref.h"
#include "attr-fnspec.h"
#include "errors.h"
+#include "dbgcnt.h"
/* Broad overview of how alias analysis on gimple works:
@@ -2470,6 +2471,9 @@ modref_may_conflict (const gimple *stmt,
if (tt->every_base)
return true;
+ if (!dbg_cnt (ipa_mod_ref))
+ return true;
+
base_set = ao_ref_base_alias_set (ref);
ref_set = ao_ref_alias_set (ref);