Avoid some string allocations.
Also avoid building a string one character at a time.
Change-Id: I3db26226c620a730b95637d5bfc23e2d4715cfb9
diff --git a/compiler/driver/compiler_driver.cc b/compiler/driver/compiler_driver.cc
index b9df1d6..7b42879 100644
--- a/compiler/driver/compiler_driver.cc
+++ b/compiler/driver/compiler_driver.cc
@@ -697,11 +697,11 @@
ScopedObjectAccess soa(self);
ClassLinker* class_linker = Runtime::Current()->GetClassLinker();
for (auto it = image_classes_->begin(), end = image_classes_->end(); it != end;) {
- std::string descriptor(*it);
+ const std::string& descriptor(*it);
SirtRef<mirror::Class> klass(self, class_linker->FindSystemClass(descriptor.c_str()));
if (klass.get() == NULL) {
- image_classes_->erase(it++);
VLOG(compiler) << "Failed to find class " << descriptor;
+ image_classes_->erase(it++);
self->ClearException();
} else {
++it;