[PATCH] D11311: Replace hardcoded threshold with an option when analyze read attributes

[Xuetian Weng]

wengxt updated this revision to Diff 30532.
wengxt added a comment.

remove the threshold


http://reviews.llvm.org/D11311

Files:
  lib/Transforms/IPO/FunctionAttrs.cpp

Index: lib/Transforms/IPO/FunctionAttrs.cpp
===================================================================
--- lib/Transforms/IPO/FunctionAttrs.cpp
+++ lib/Transforms/IPO/FunctionAttrs.cpp
@@ -425,9 +425,6 @@
   // We don't need to track IsWritten. If A is written to, return immediately.
 
   for (Use &U : A->uses()) {
-    if (Count++ >= 20)
-      return Attribute::None;
-
     Visited.insert(&U);
     Worklist.push_back(&U);
   }


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