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-rw-r--r--techlibs/common/prep.cc4
1 files changed, 2 insertions, 2 deletions
diff --git a/techlibs/common/prep.cc b/techlibs/common/prep.cc
index cdd21c3b3..82e6126c6 100644
--- a/techlibs/common/prep.cc
+++ b/techlibs/common/prep.cc
@@ -192,7 +192,7 @@ struct PrepPass : public ScriptPass
run(nokeepdc ? "opt_expr" : "opt_expr -keepdc");
run("opt_clean");
run("check");
- run(nokeepdc ? "opt" : "opt -keepdc");
+ run(nokeepdc ? "opt -noff" : "opt -noff -keepdc");
if (!ifxmode) {
if (help_mode)
run("wreduce -keepdc [-memx]");
@@ -208,7 +208,7 @@ struct PrepPass : public ScriptPass
run("opt_clean");
run("memory_collect");
}
- run(nokeepdc ? "opt -fast" : "opt -keepdc -fast");
+ run(nokeepdc ? "opt -noff -fast" : "opt -noff -keepdc -fast");
}
if (check_label("check"))