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Document CARGO_CFG_TARGET_ABI #14164

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Jun 28, 2024
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Document CARGO_CFG_TARGET_ABI #14164

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2 changes: 2 additions & 0 deletions src/doc/src/reference/environment-variables.md
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Expand Up @@ -347,6 +347,7 @@ let out_dir = env::var("OUT_DIR").unwrap();
* `CARGO_CFG_TARGET_ARCH=x86_64` --- The CPU [target architecture].
* `CARGO_CFG_TARGET_VENDOR=apple` --- The [target vendor].
* `CARGO_CFG_TARGET_ENV=gnu` --- The [target environment] ABI.
* `CARGO_CFG_TARGET_ABI=sim` --- The [target ABI].
* `CARGO_CFG_TARGET_POINTER_WIDTH=64` --- The CPU [pointer width].
* `CARGO_CFG_TARGET_ENDIAN=little` --- The CPU [target endianness].
* `CARGO_CFG_TARGET_FEATURE=mmx,sse` --- List of CPU [target features] enabled.
Expand Down Expand Up @@ -397,6 +398,7 @@ let out_dir = env::var("OUT_DIR").unwrap();
[target architecture]: ../../reference/conditional-compilation.html#target_arch
[target vendor]: ../../reference/conditional-compilation.html#target_vendor
[target environment]: ../../reference/conditional-compilation.html#target_env
[target ABI]: ../../reference/conditional-compilation.html#target_abi
[pointer width]: ../../reference/conditional-compilation.html#target_pointer_width
[target endianness]: ../../reference/conditional-compilation.html#target_endian
[target features]: ../../reference/conditional-compilation.html#target_feature
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