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-rw-r--r--llvm/lib/Target/ARM/ARMSubtarget.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/llvm/lib/Target/ARM/ARMSubtarget.cpp b/llvm/lib/Target/ARM/ARMSubtarget.cpp
index e752fb05686..430b41028fe 100644
--- a/llvm/lib/Target/ARM/ARMSubtarget.cpp
+++ b/llvm/lib/Target/ARM/ARMSubtarget.cpp
@@ -190,7 +190,7 @@ void ARMSubtarget::initSubtargetFeatures(StringRef CPU, StringRef FS) {
ARM_MC::ParseARMTriple(TargetTriple.getTriple(), CPUString);
if (!FS.empty()) {
if (!ArchFS.empty())
- ArchFS = ArchFS + "," + FS.str();
+ ArchFS = (Twine(ArchFS) + "," + FS).str();
else
ArchFS = FS;
}
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