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authorGravatar A. Unique TensorFlower <gardener@tensorflow.org>2017-06-01 09:42:04 -0700
committerGravatar TensorFlower Gardener <gardener@tensorflow.org>2017-06-01 09:45:21 -0700
commiteb10a4c494d95e7c17ddc44ef35197d08f2f6b33 (patch)
treec920e61142ba74b437c3c39036a4748ba575b039 /tensorflow/core/util/command_line_flags_test.cc
parentce32228c49e595f966485acee947131e4ab04905 (diff)
Preallocate vector storage when the ultimate vector size is known in advance
PiperOrigin-RevId: 157724431
Diffstat (limited to 'tensorflow/core/util/command_line_flags_test.cc')
-rw-r--r--tensorflow/core/util/command_line_flags_test.cc1
1 files changed, 1 insertions, 0 deletions
diff --git a/tensorflow/core/util/command_line_flags_test.cc b/tensorflow/core/util/command_line_flags_test.cc
index 62025463af..c86a70ec9d 100644
--- a/tensorflow/core/util/command_line_flags_test.cc
+++ b/tensorflow/core/util/command_line_flags_test.cc
@@ -27,6 +27,7 @@ namespace {
std::vector<char *> CharPointerVectorFromStrings(
const std::vector<string> &strings) {
std::vector<char *> result;
+ result.reserve(strings.size());
for (const string &string : strings) {
result.push_back(const_cast<char *>(string.c_str()));
}