Fix use after free through StringRef.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@130828 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp
index bf73ca2..f2b685b 100644
--- a/lib/Driver/Tools.cpp
+++ b/lib/Driver/Tools.cpp
@@ -643,8 +643,9 @@
CmdArgs.push_back("-target-abi");
CmdArgs.push_back(ABIName);
+ std::string MArch;
if (const Arg *A = Args.getLastArg(options::OPT_march_EQ)) {
- llvm::StringRef MArch = A->getValue(Args);
+ MArch = A->getValue(Args);
CmdArgs.push_back("-target-cpu");
if ((MArch == "r2000") || (MArch == "r3000"))
@@ -652,7 +653,7 @@
else if (MArch == "r6000")
CmdArgs.push_back("mips2");
else
- CmdArgs.push_back(MArch.str().c_str());
+ CmdArgs.push_back(MArch.c_str());
}
// Select the float ABI as determined by -msoft-float, -mhard-float, and