From 6d5824f5bf90ddb66b65974c57cb2fa254db97a9 Mon Sep 17 00:00:00 2001
From: Daniel Dunbar <daniel@zuster.org>
Date: Mon, 7 Jun 2010 23:19:17 +0000
Subject: Frontend: Add CodeGenOptions::SimplifyLibCalls, and eliminate
 LangOptions argument to BackendConsumer.

llvm-svn: 105574
---
 clang/lib/Frontend/CompilerInvocation.cpp | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'clang/lib/Frontend/CompilerInvocation.cpp')

diff --git a/clang/lib/Frontend/CompilerInvocation.cpp b/clang/lib/Frontend/CompilerInvocation.cpp
index 1d81e82..3bf6779 100644
--- a/clang/lib/Frontend/CompilerInvocation.cpp
+++ b/clang/lib/Frontend/CompilerInvocation.cpp
@@ -806,6 +806,8 @@ static void ParseCodeGenArgs(CodeGenOptions &Opts, ArgList &Args,
   Opts.NoCommon = Args.hasArg(OPT_fno_common);
   Opts.NoImplicitFloat = Args.hasArg(OPT_no_implicit_float);
   Opts.OptimizeSize = Args.hasArg(OPT_Os);
+  Opts.SimplifyLibCalls = !(Args.hasArg(OPT_fno_builtin) ||
+                            Args.hasArg(OPT_ffreestanding));
   Opts.UnrollLoops = (Opts.OptimizationLevel > 1 && !Opts.OptimizeSize);
 
   Opts.AsmVerbose = Args.hasArg(OPT_masm_verbose);
-- 
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