[XRay] Use AddCXXStdlibLibArgs. NFCI.

This function already does the very same thing.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@297271 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Driver/ToolChains/Gnu.cpp b/lib/Driver/ToolChains/Gnu.cpp
index 6425850cd8aa417c72e02a8c9b4783e891593038..fe3c0191bb6d60a4f4e5ad5e7d61ec0dcfcde7ba 100644 (file)
--- a/lib/Driver/ToolChains/Gnu.cpp
+++ b/lib/Driver/ToolChains/Gnu.cpp
@@ -347,10 +347,9 @@ static void linkXRayRuntimeDeps(const ToolChain &TC, const ArgList &Args,
   CmdArgs.push_back("-lrt");
   CmdArgs.push_back("-lm");
   CmdArgs.push_back("-latomic");
-  if (TC.GetCXXStdlibType(Args) == ToolChain::CST_Libcxx)
-    CmdArgs.push_back("-lc++");
-  else
-    CmdArgs.push_back("-lstdc++");
+
+  TC.AddCXXStdlibLibArgs(Args, CmdArgs);
+
   if (TC.getTriple().getOS() != llvm::Triple::FreeBSD)
     CmdArgs.push_back("-ldl");
 }