cxxrtl: fix typo.

diff --git a/backends/cxxrtl/cxxrtl_backend.cc b/backends/cxxrtl/cxxrtl_backend.cc
index 916303bfe49d37f0bd491e490fb27ad70e460060..dd56c59bc302389999dd1af8d1057eb761467cde 100644 (file)
--- a/backends/cxxrtl/cxxrtl_backend.cc
+++ b/backends/cxxrtl/cxxrtl_backend.cc
@@ -2807,10 +2807,10 @@ struct CxxrtlBackend : public Backend {
                log("        no optimization.\n");
                log("\n");
                log("    -O1\n");
-               log("        localize internal wires if possible.\n");
+               log("        unbuffer internal wires if possible.\n");
                log("\n");
                log("    -O2\n");
-               log("        like -O1, and unbuffer internal wires if possible.\n");
+               log("        like -O1, and localize internal wires if possible.\n");
                log("\n");
                log("    -O3\n");
                log("        like -O2, and inline internal wires if possible.\n");