[binutils] NFC: fix clang-tidy warning: use empty() instead of size() == 0

llvm-svn: 349710

3 files changed, 3 insertions, 3 deletions

diff --git a/llvm/tools/llvm-cov/CodeCoverage.cpp b/llvm/tools/llvm-cov/CodeCoverage.cpp
index 1dc6eed..728e00e 100644
--- a/llvm/tools/llvm-cov/CodeCoverage.cpp
+++ b/llvm/tools/llvm-cov/CodeCoverage.cpp
@@ -691,7 +691,7 @@ int CodeCoverageTool::run(Command Cmd, int argc, const char **argv) {
       PathRemapping = EquivPair;
 
     // If a demangler is supplied, check if it exists and register it.
-    if (DemanglerOpts.size()) {
+    if (!DemanglerOpts.empty()) {
       auto DemanglerPathOrErr = sys::findProgramByName(DemanglerOpts[0]);
       if (!DemanglerPathOrErr) {
         error("Could not find the demangler!",
diff --git a/llvm/tools/llvm-cov/SourceCoverageView.cpp b/llvm/tools/llvm-cov/SourceCoverageView.cpp
index 775322b..cebaf63 100644
--- a/llvm/tools/llvm-cov/SourceCoverageView.cpp
+++ b/llvm/tools/llvm-cov/SourceCoverageView.cpp
@@ -31,7 +31,7 @@ void CoveragePrinter::StreamDestructor::operator()(raw_ostream *OS) const {
 std::string CoveragePrinter::getOutputPath(StringRef Path, StringRef Extension,
                                            bool InToplevel,
                                            bool Relative) const {
-  assert(Extension.size() && "The file extension may not be empty");
+  assert(!Extension.empty() && "The file extension may not be empty");
 
   SmallString<256> FullPath;
 
diff --git a/llvm/tools/llvm-cov/SourceCoverageViewHTML.cpp b/llvm/tools/llvm-cov/SourceCoverageViewHTML.cpp
index acb67aa..3f730bb 100644
--- a/llvm/tools/llvm-cov/SourceCoverageViewHTML.cpp
+++ b/llvm/tools/llvm-cov/SourceCoverageViewHTML.cpp
@@ -54,7 +54,7 @@ std::string escape(StringRef Str, const CoverageViewOptions &Opts) {
 std::string tag(const std::string &Name, const std::string &Str,
                 const std::string &ClassName = "") {
   std::string Tag = "<" + Name;
-  if (ClassName != "")
+  if (!ClassName.empty())
     Tag += " class='" + ClassName + "'";
   return Tag + ">" + Str + "</" + Name + ">";
 }