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-rw-r--r--passes/opt/opt_muxtree.cc4
1 files changed, 4 insertions, 0 deletions
diff --git a/passes/opt/opt_muxtree.cc b/passes/opt/opt_muxtree.cc
index 2c5dcf668..88ae43f0e 100644
--- a/passes/opt/opt_muxtree.cc
+++ b/passes/opt/opt_muxtree.cc
@@ -25,6 +25,9 @@
#include <stdio.h>
#include <set>
+USING_YOSYS_NAMESPACE
+PRIVATE_NAMESPACE_BEGIN
+
using RTLIL::id2cstr;
struct OptMuxtreeWorker
@@ -438,3 +441,4 @@ struct OptMuxtreePass : public Pass {
}
} OptMuxtreePass;
+PRIVATE_NAMESPACE_END