Create --config opt for compiling fully optimized binaries.

Change: 144609556

configure

@@ -165,7 +165,7 @@ fi
 # Append CC optimization flags to bazel.rc
 echo >> tools/bazel.rc
 for opt in $CC_OPT_FLAGS; do
-  echo "build --cxxopt=$opt --copt=$opt" >> tools/bazel.rc
+  echo "build:opt --cxxopt=$opt --copt=$opt" >> tools/bazel.rc
 done
 
 # Run the gen_git_source to create links where bazel can track dependencies for

tools/bazel.rc.template

@@ -27,3 +27,7 @@ run --spawn_strategy=standalone
 build --genrule_strategy=standalone
 test --genrule_strategy=standalone
 run --genrule_strategy=standalone
+
+build -c opt
+test -c opt
+run -c opt