From f857bf72e2239718bbbe4cba08d6961ad77fc69a Mon Sep 17 00:00:00 2001
From: Liam Swayne <liamtswayne@gmail.com>
Date: Wed, 18 Dec 2024 00:40:27 -0500
Subject: [PATCH] Add branchHint to `std.math.pow`

NaN is an unlikely case, and a branchHint `.unlikely` could be appropriate.
---
 lib/std/math/pow.zig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/std/math/pow.zig b/lib/std/math/pow.zig
index 7409561e1f6a..e2a4757dbeee 100644
--- a/lib/std/math/pow.zig
+++ b/lib/std/math/pow.zig
@@ -48,6 +48,7 @@ pub fn pow(comptime T: type, x: T, y: T) T {
     // pow(nan, y) = nan    for all y
     // pow(x, nan) = nan    for all x
     if (math.isNan(x) or math.isNan(y)) {
+        @branchHint(.unlikely);
         return math.nan(T);
     }