From 6a039161d7b61ae69380e049f314eabb702372b9 Mon Sep 17 00:00:00 2001
From: Bob Wilson <bob.wilson@apple.com>
Date: Thu, 19 Jul 2012 03:52:53 +0000
Subject: Define __FINITE_MATH_ONLY__ based on -ffast-math and
 -ffinite-math-only.

This macro was being unconditionally set to zero, preceded by a FIXME comment.
This fixes <rdar://problem/11845441>.  Patch by Michael Gottesman!

llvm-svn: 160491
---
 clang/lib/Frontend/CompilerInvocation.cpp | 1 +
 1 file changed, 1 insertion(+)

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

diff --git a/clang/lib/Frontend/CompilerInvocation.cpp b/clang/lib/Frontend/CompilerInvocation.cpp
index 016783b1dc5..544c0a270a0 100644
--- a/clang/lib/Frontend/CompilerInvocation.cpp
+++ b/clang/lib/Frontend/CompilerInvocation.cpp
@@ -2100,6 +2100,7 @@ static void ParseLangArgs(LangOptions &Opts, ArgList &Args, InputKind IK,
   Opts.NoInlineDefine = !Opt || Args.hasArg(OPT_fno_inline);
 
   Opts.FastMath = Args.hasArg(OPT_ffast_math);
+  Opts.FiniteMathOnly = Args.hasArg(OPT_ffinite_math_only);
 
   unsigned SSP = Args.getLastArgIntValue(OPT_stack_protector, 0, Diags);
   switch (SSP) {
-- 
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