Add hexadecimal float/double parsing and formatting support (IEEE 754:2008)#120637

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copilot/add-hexadecimal-float-parser

Commits on Oct 11, 2025

Commits on Oct 12, 2025

Address code review feedback: fix hot paths, formatting bugs, and add comprehensive tests

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Commits on Oct 17, 2025

Fix UTF-8 floating point parse validation to use ValidateParseStyleFloatingPoint

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stephentoub
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Fix HexFloatToFloat exponent calculation following GPT-5 feedback

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stephentoub
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Fix HexFloatToFloat exponent calculation - correct approach

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