utils: Add a fallback version of xadd, xmul for ancient gcc #663
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bubblewrap is used in some surprisingly old environments, including version 1 of the Steam Runtime, which has gcc 4.6 or 4.8 as its default compiler (depending on exactly how you define "default"). These very old versions don't support the builtin used here. Signed-off-by: Simon McVittie <smcv@collabora.com>
refi64
approved these changes
Oct 17, 2024
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bubblewrap is used in some surprisingly old environments, including version 1 of the Steam Runtime, which has gcc 4.6 or 4.8 as its default compiler (depending on exactly how you define "default"). These very old versions don't support the builtin used here.
cc @refi64 @RyuzakiKK