Run opt_const before check in default scripts

1 files changed, 2 insertions, 0 deletions

diff --git a/techlibs/common/prep.cc b/techlibs/common/prep.cc
index ebd32974..8bae920d 100644
--- a/techlibs/common/prep.cc
+++ b/techlibs/common/prep.cc
@@ -69,6 +69,7 @@ struct PrepPass : public Pass {
 		log("\n");
 		log("    prep:\n");
 		log("        proc\n");
+		log("        opt_const\n");
 		log("        opt_clean\n");
 		log("        check\n");
 		log("        opt -keepdc\n");
@@ -133,6 +134,7 @@ struct PrepPass : public Pass {
 		if (check_label(active, run_from, run_to, "coarse"))
 		{
 			Pass::call(design, "proc");
+			Pass::call(design, "opt_const");
 			Pass::call(design, "opt_clean");
 			Pass::call(design, "check");
 			Pass::call(design, "opt -keepdc");