[PATCH] D18473: AMDGPU: Add test for generic builtin behavior

[Matt Arsenault via cfe-commits]

arsenm added inline comments.

================
Comment at: lib/Basic/Targets.cpp:1854-1857
@@ -1853,1 +1853,6 @@
 
+  bool isCLZForZeroUndef() const override {
+    // It is -1 instead of expected for intrinsic.
+    return true;
+  }
+
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tstellarAMD wrote:
> Why do we need to add this if it's the same as the default?
Don't really, other than it adds a comment. I can keep just the test


http://reviews.llvm.org/D18473