allow specified inline threshold to be negative, as the value is 
itself sometimes negative.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@47786 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/IPO/Inliner.cpp b/lib/Transforms/IPO/Inliner.cpp
index 7ad7dc4..acd3604 100644
--- a/lib/Transforms/IPO/Inliner.cpp
+++ b/lib/Transforms/IPO/Inliner.cpp
@@ -31,7 +31,7 @@
 STATISTIC(NumDeleted, "Number of functions deleted because all callers found");
 
 namespace {
-  cl::opt<unsigned>             // FIXME: 200 is VERY conservative
+  cl::opt<int>             // FIXME: 200 is VERY conservative
   InlineLimit("inline-threshold", cl::Hidden, cl::init(200),
         cl::desc("Control the amount of inlining to perform (default = 200)"));
 }