[llvm-branch-commits] [libcxx] release/18.x: [libcxx] coerce formatter precision to int (#87738) (PR #87801)

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llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-libcxx

Author: None (llvmbot)

<details>
<summary>Changes</summary>

Backport e1830f586ac4c504f632bdb69aab49234256e899

Requested by: @<!-- -->androm3da

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Full diff: https://github.com/llvm/llvm-project/pull/87801.diff


1 Files Affected:

- (modified) libcxx/include/__format/formatter_floating_point.h (+1-1) 


``````````diff
diff --git a/libcxx/include/__format/formatter_floating_point.h b/libcxx/include/__format/formatter_floating_point.h
index 6802a8b7bd4ca3..46a090a787ae28 100644
--- a/libcxx/include/__format/formatter_floating_point.h
+++ b/libcxx/include/__format/formatter_floating_point.h
@@ -689,7 +689,7 @@ __format_floating_point(_Tp __value, _FormatContext& __ctx, __format_spec::__par
       // Let P equal the precision if nonzero, 6 if the precision is not
       // specified, or 1 if the precision is 0. Then, if a conversion with
       // style E would have an exponent of X:
-      int __p = std::max(1, (__specs.__has_precision() ? __specs.__precision_ : 6));
+      int __p = std::max<int>(1, (__specs.__has_precision() ? __specs.__precision_ : 6));
       if (__result.__exponent == __result.__last)
         // if P > X >= -4, the conversion is with style f or F and precision P - 1 - X.
         // By including the radix point it calculates P - (1 + X)

``````````

</details>


https://github.com/llvm/llvm-project/pull/87801