help complier to use intrinsics, clang in few cases e.g. aarch64 can not
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and then requires linking with libm, its the only function needed from libm then
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its good to avoid needing it.
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Upstream-Status: Pending
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Signed-off-by: Khem Raj <raj.khem@gmail.com>
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--- a/include/fluent-bit/stream_processor/flb_sp_timeseries.h
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+++ b/include/fluent-bit/stream_processor/flb_sp_timeseries.h
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@@ -207,7 +207,7 @@ void cb_forecast_calc(struct timeseries
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result = b0 + b1 * (val->f64 + *forecast->latest_x);
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break;
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default:
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- result = nan("");
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+ result = __builtin_nan("");
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break;
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}
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@@ -283,7 +283,7 @@ void cb_forecast_r_calc(struct timeserie
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result = ((val->i64 - b0) / b1) - *forecast->latest_x;
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break;
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default:
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- result = nan("");
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+ result = __builtin_nan("");
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break;
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}
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