[libclc] libclc: Disable contract in trig reductions (PR #186432)

[Matt Arsenault via cfe-commits]

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@@ -6,6 +6,8 @@
 //
 //===----------------------------------------------------------------------===//
 
+#pragma OPENCL FP_CONTRACT OFF
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arsenm wrote:

I think it's better to keep this local to the file where it's significant 

https://github.com/llvm/llvm-project/pull/186432