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@kraj kraj commented May 29, 2024

fixes build with clang19

src/cycleclock.h:208:52: error: implicit conversion changes signedness: 'uint64_t' (aka 'unsigned long long') to 'int64_t' (aka 'long long') [-Werror,-Wsign-conversion]
208 | return (static_cast<uint64_t>(cycles_hi1) << 32) | cycles_lo;
| ~~~~~~ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
1 error generated.

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The cast should be on the outside,
shifting signed values is generally not recommended.

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kraj commented May 29, 2024

The cast should be on the outside, shifting signed values is generally not recommended.

thats right.

LebedevRI
LebedevRI previously approved these changes May 29, 2024
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Looks like clang-format isn't happy

@LebedevRI LebedevRI self-requested a review May 29, 2024 03:04
fixes build with clang19

src/cycleclock.h:208:52: error: implicit conversion changes signedness: 'uint64_t' (aka 'unsigned long long') to 'int64_t' (aka 'long long') [-Werror,-Wsign-conversion]
  208 |   return (static_cast<uint64_t>(cycles_hi1) << 32) | cycles_lo;
      |   ~~~~~~ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
1 error generated.
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kraj commented May 29, 2024

Looks like clang-format isn't happy

yeah. Fixed in v3, hopefully

@LebedevRI LebedevRI merged commit 7f0e99a into google:main May 29, 2024
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@kraj thank you for the contribution!

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2 participants