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[MC] Replace custom string join function with the one from StringExtras.

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NFC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@238414 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Benjamin Kramer 2015-05-28 11:45:32 +00:00
parent 24bccaf9f9
commit 7f4bf08286
1 changed files with 2 additions and 22 deletions
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24
lib/MC/SubtargetFeature.cpp
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@ -12,6 +12,7 @@
//===----------------------------------------------------------------------===//
#include "llvm/MC/SubtargetFeature.h"
#include "llvm/ADT/StringExtras.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/Format.h"
#include "llvm/Support/raw_ostream.h"
@ -59,27 +60,6 @@ static void Split(std::vector<std::string> &V, StringRef S) {
V.assign(Tmp.begin(), Tmp.end());
}
/// Join a vector of strings to a string with a comma separating each element.
///
static std::string Join(const std::vector<std::string> &V) {
// Start with empty string.
std::string Result;
// If the vector is not empty
if (!V.empty()) {
// Start with the first feature
Result = V[0];
// For each successive feature
for (size_t i = 1; i < V.size(); i++) {
// Add a comma
Result += ",";
// Add the feature
Result += V[i];
}
}
// Return the features string
return Result;
}
/// Adding features.
void SubtargetFeatures::AddFeature(StringRef String, bool Enable) {
// Don't add empty features.
@ -144,7 +124,7 @@ SubtargetFeatures::SubtargetFeatures(StringRef Initial) {
std::string SubtargetFeatures::getString() const {
return Join(Features);
return join(Features.begin(), Features.end(), ",");
}
/// SetImpliedBits - For each feature that is (transitively) implied by this