https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70359
--- Comment #11 from kugan at gcc dot gnu.org --- Optimized gimple diff between 5.3 and trunk is : -;; Function inttostr (inttostr, funcdef_no=0, decl_uid=5268, cgraph_uid=0, symbol_order=0) +;; Function inttostr (inttostr, funcdef_no=0, decl_uid=4222, cgraph_uid=0, symbol_order=0) Removing basic block 7 Removing basic block 8 @@ -43,7 +43,7 @@ goto <bb 6>; <bb 5>: - p_22 = p_2 + 4294967294; + p_22 = p_16 + 4294967295; MEM[(char *)p_16 + 4294967295B] = 45; <bb 6>: