Add possibility to set memory limit for binaries run via libSystem. This
is especially needed for bugpoint. This partly implements PR688


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34349 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/lto/lto.cpp b/tools/lto/lto.cpp
index 730e7c2..1f70744 100644
--- a/tools/lto/lto.cpp
+++ b/tools/lto/lto.cpp
@@ -458,7 +458,7 @@
   args.push_back(tmpAsmFilePath.c_str());
   args.push_back(0);
 
-  if (sys::Program::ExecuteAndWait(gcc, &args[0], 0, 0, 1, &ErrMsg)) {
+  if (sys::Program::ExecuteAndWait(gcc, &args[0], 0, 0, 1, 0, &ErrMsg)) {
     cerr << "lto: " << ErrMsg << "\n";
     return LTO_ASM_FAILURE;
   }