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Potential fix for Arm Linux testing. #583

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Potential fix for Arm Linux testing. #583

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EricEngle-NOAA
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Potential fix for #560

@EricEngle-NOAA
Potential fix for Arm Linux testing.
e7e70ea
@EricEngle-NOAA
Take 2...
d76a0a1 
This time I have commented out shifting bits when writing a
1-byte negative number (signed char).
@EricEngle-NOAA
Take 3
1aa1f74 
Take 2 was successful except for a docs generation error

error: Member IS_ARM_LINUX (macro definition) of file grib2_int.h
is not documented. (warning treated as error, aborting now).
@EricEngle-NOAA
Take 4...
5083750 
Cleaned up with clang-format.
@EricEngle-NOAA EricEngle-NOAA marked this pull request as ready for review January 17, 2025 20:16
edwardhartnett
edwardhartnett reviewed Jan 18, 2025
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src/grib2_int.h Outdated
@@ -27,6 +27,9 @@

#include "grib2.h"

/** Define is system is Arm Linux. */
#define IS_ARM_LINUX __aarch64__ &&__linux__
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We don't want this define.

Is there a way to detect whatever is happening on ARM and handle it without having platform specific defines?

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@edwardhartnett After thinking about this, and looking at the output, it is not writing in accordance with the GRIB2 standard for negative values. So 63116bb despite passing the checks is not correct. Continuing to work on this...

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@EricEngle-NOAA @edwardhartnett