[CodeGen] Use llvm::join to simplify string joining.
While there replace stable_sort of std::string with just sort, stability
is not necessary for "simple" value types. No functional change intended.
llvm-svn: 241299
diff --git a/clang/lib/CodeGen/CGCall.cpp b/clang/lib/CodeGen/CGCall.cpp
index fd20bf1..142966e 100644
--- a/clang/lib/CodeGen/CGCall.cpp
+++ b/clang/lib/CodeGen/CGCall.cpp
@@ -32,7 +32,6 @@
#include "llvm/IR/Intrinsics.h"
#include "llvm/IR/IntrinsicInst.h"
#include "llvm/Transforms/Utils/Local.h"
-#include <sstream>
using namespace clang;
using namespace CodeGen;
@@ -1544,14 +1543,9 @@
if (TargetCPU != "")
FuncAttrs.addAttribute("target-cpu", TargetCPU);
if (!Features.empty()) {
- std::stable_sort(Features.begin(), Features.end());
- std::stringstream TargetFeatures;
- std::copy(Features.begin(), Features.end(),
- std::ostream_iterator<std::string>(TargetFeatures, ","));
-
- // The drop_back gets rid of the trailing space.
+ std::sort(Features.begin(), Features.end());
FuncAttrs.addAttribute("target-features",
- StringRef(TargetFeatures.str()).drop_back(1));
+ llvm::join(Features.begin(), Features.end(), ","));
}
}