Latest GCC releases have removed corei7 as an arch option

[gdevenyi]

Description

The compiler flags set at: https://github.com/InsightSoftwareConsortium/ITK/blob/master/CMake/ITKSetStandardCompilerFlags.cmake#L239-L249

no longer exist in the current online documentation in gcc, https://gcc.gnu.org/onlinedocs/gcc/x86-Options.html

It is unclear in what version they were removed/replaced.

Steps to Reproduce

N/A

Expected behavior

Uniform settings for builds

Actual behavior

Not sure yet.

Reproducibility

Versions

N/A

Environment

All

Additional Information

[blowekamp]

The "corei7" brand has had many different Microarchitectures and different instruction sets.

The "Nahalem" microarchitecture was the first with that brand so it could be used as a replacement.

[stale[bot]]

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