Use $opt defined in the loop rather than raw string.

Fixes #9651.
Change: 155089799

1 files changed, 1 insertions, 1 deletions

diff --git a/configure b/configure
index dce59586ab..d7dde98292 100755
--- a/configure
+++ b/configure
@@ -357,7 +357,7 @@ fi
 
 # Append CC optimization flags to bazel.rc
 for opt in $CC_OPT_FLAGS; do
-  write_to_bazelrc 'build:opt --cxxopt=$opt --copt=$opt'
+  write_to_bazelrc "build:opt --cxxopt=$opt --copt=$opt"
 done
 
 # Run the gen_git_source to create links where bazel can track dependencies for