Convert llvmc to use the lib/System interface instead of directly
using Unix operating system calls.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@16089 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/llvmc/st b/tools/llvmc/st
index c08c8d1..9cedc3d 100644
--- a/tools/llvmc/st
+++ b/tools/llvmc/st
@@ -34,7 +34,7 @@
   # To compile stacker source, we just run the stacker
   # compiler with a default stack size of 2048 entries.
   translator.command=stkrc -s 2048 %in% -o %out% %time% \
-    %stats% %args%
+    %stats% %force% %args%
 
   # stkrc doesn't preprocess but we set this to true so
   # that we don't run the cp command by default.
@@ -52,7 +52,7 @@
   
   # For optimization, we use the LLVM "opt" program
   optimizer.command=opt %in% -o %out% %opt% %time% %stats% \
-    %args%
+    %force% %args%
 
   optimizer.required = true