Merge pull request #10090 from mikesinouye/tech

ord: Set Tech name when using Tech API programmatically

Author: maliberty

src/Tech.cc

@@ -65,8 +65,9 @@ void Tech::readLef(const std::string& file_name)
     lib_name.erase(lib_name.begin() + dot_pos, lib_name.end());
   }
 
+  const char* tech_name = make_tech ? lib_name.c_str() : "";
   app_->readLef(
-      file_name.c_str(), lib_name.c_str(), "", make_tech, make_library);
+      file_name.c_str(), lib_name.c_str(), tech_name, make_tech, make_library);
 }
 
 void Tech::readLiberty(const std::string& file_name)

test/timing_report_api.py

@@ -16,6 +16,8 @@
 tech.readLef("Nangate45/Nangate45_tech.lef")
 tech.readLef("Nangate45/Nangate45_stdcell.lef")
 
+assert tech.getTech().getName() != ""
+
 design = Design(tech)
 design.readDef("gcd_nangate45.def")
 design.evalTclString("read_sdc timing_api_3.sdc")