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-rw-r--r--llvm/lib/CodeGen/MachineBasicBlock.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/llvm/lib/CodeGen/MachineBasicBlock.cpp b/llvm/lib/CodeGen/MachineBasicBlock.cpp
index 55138f64198..57684cdcc2f 100644
--- a/llvm/lib/CodeGen/MachineBasicBlock.cpp
+++ b/llvm/lib/CodeGen/MachineBasicBlock.cpp
@@ -51,7 +51,7 @@ MCSymbol *MachineBasicBlock::getSymbol() const {
if (!CachedMCSymbol) {
const MachineFunction *MF = getParent();
MCContext &Ctx = MF->getContext();
- const char *Prefix = Ctx.getAsmInfo()->getPrivateLabelPrefix();
+ auto Prefix = Ctx.getAsmInfo()->getPrivateLabelPrefix();
assert(getNumber() >= 0 && "cannot get label for unreachable MBB");
CachedMCSymbol = Ctx.getOrCreateSymbol(Twine(Prefix) + "BB" +
Twine(MF->getFunctionNumber()) +
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