CMAKE__COMPILER_ABI

From Get docs
Cmake/docs/3.21/variable/cmake lang compiler abi


CMAKE__COMPILER_ABI

An internal variable subject to change.

This is used in determining the compiler ABI and is subject to change.

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Licensed under the BSD 3-clause License.
https://cmake.org/cmake/help/v3.21/variable/CMAKE_LANG_COMPILER_ABI.html