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Reduce conflicts for check-cfg target_feature cfg values
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‎tests/ui/check-cfg/target_feature.rs

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// This test prints all the possible values for the `target_feature` cfg as
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// a way to reflect on any changes made in the compiler.
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//
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// It does not reflect the actual output seen by users which will see a
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// truncated list of possible values (at worst).
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//
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//@ check-pass
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//@ no-auto-check-cfg
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//@ compile-flags: --check-cfg=cfg()
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//@ compile-flags: -Zcheck-cfg-all-expected
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//@ normalize-stderr-test: "`, `" -> "`\n`"
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fn main() {
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cfg!(target_feature = "_UNEXPECTED_VALUE");
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//~^ WARNING unexpected `cfg` condition value
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}

‎tests/ui/check-cfg/target_feature.stderr

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warning: unexpected `cfg` condition value: `_UNEXPECTED_VALUE`
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--> $DIR/target_feature.rs:14:10
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|
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LL | cfg!(target_feature = "_UNEXPECTED_VALUE");
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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|
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= note: expected values for `target_feature` are: `10e60`
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`2e3`
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`3e3r1`
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`3e3r2`
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`3e3r3`
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`3e7`
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`7e10`
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`a`
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`aclass`
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`adx`
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`aes`
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`altivec`
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`alu32`
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`amx-bf16`
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`amx-complex`
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`amx-fp16`
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`amx-int8`
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`amx-tile`
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`atomics`
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`avx`
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`avx2`
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`avx512bf16`
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`avx512bitalg`
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`avx512bw`
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`avx512cd`
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`avx512dq`
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`avx512f`
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`avx512fp16`
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`avx512ifma`
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`avx512vbmi`
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`avx512vbmi2`
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`avx512vl`
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`avx512vnni`
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`avx512vp2intersect`
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`avx512vpopcntdq`
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`avxifma`
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`avxneconvert`
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`avxvnni`
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`avxvnniint16`
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`avxvnniint8`
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`backchain`
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`bf16`
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`bmi1`
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`bmi2`
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`bti`
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`bulk-memory`
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`c`
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`cache`
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`cmpxchg16b`
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`crc`
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`crt-static`
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`cssc`
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`d`
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`d32`
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`dit`
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`doloop`
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`dotprod`
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`dpb`
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`dpb2`
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`dsp`
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`dsp1e2`
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`dspe60`
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`e`
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`e1`
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`e2`
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`ecv`
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`edsp`
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`elrw`
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`ermsb`
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`exception-handling`
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`extended-const`
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`f`
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`f16c`
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`f32mm`
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`f64mm`
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`faminmax`
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`fcma`
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`fdivdu`
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`fhm`
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`flagm`
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`flagm2`
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`float1e2`
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`float1e3`
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`float3e4`
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`float7e60`
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`floate1`
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`fma`
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`fp-armv8`
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`fp16`
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`fp64`
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`fp8`
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`fp8dot2`
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`fp8dot4`
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`fp8fma`
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`fpuv2_df`
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`fpuv2_sf`
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`fpuv3_df`
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`fpuv3_hf`
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`fpuv3_hi`
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`fpuv3_sf`
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`frecipe`
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`frintts`
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`fxsr`
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`gfni`
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`hard-float`
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`hard-float-abi`
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`hard-tp`
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`hbc`
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`high-registers`
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`hvx`
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`hvx-length128b`
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`hwdiv`
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`i8mm`
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`jsconv`
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`lahfsahf`
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`lasx`
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`lbt`
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`leoncasa`
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`lor`
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`lse`
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`lse128`
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`lse2`
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`lsx`
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`lut`
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`lvz`
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`lzcnt`
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`m`
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`mclass`
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`mops`
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`movbe`
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`mp`
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`mp1e2`
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`msa`
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`mte`
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`multivalue`
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`mutable-globals`
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`neon`
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`nontrapping-fptoint`
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`nvic`
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`paca`
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`pacg`
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`pan`
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`partword-atomics`
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`pauth-lr`
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`pclmulqdq`
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`pmuv3`
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`popcnt`
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`power10-vector`
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`power8-altivec`
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`power8-vector`
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`power9-altivec`
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`power9-vector`
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`prfchw`
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`quadword-atomics`
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`rand`
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`ras`
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`rclass`
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`rcpc`
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`rcpc2`
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`rcpc3`
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`rdm`
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`rdrand`
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`rdseed`
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`reference-types`
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`relax`
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`relaxed-simd`
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`reserve-x18`
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`rtm`
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`sb`
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`sha`
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`sha2`
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`sha3`
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`sha512`
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`sign-ext`
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`simd128`
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`sm3`
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`sm4`
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`sme`
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`sme-b16b16`
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`sme-f16f16`
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`sme-f64f64`
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`sme-f8f16`
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`sme-f8f32`
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`sme-fa64`
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`sme-i16i64`
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`sme-lutv2`
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`sme2`
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`sme2p1`
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`spe`
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`ssbs`
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`sse`
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`sse2`
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`sse3`
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`sse4.1`
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`sse4.2`
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`sse4a`
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`ssse3`
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`ssve-fp8dot2`
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`ssve-fp8dot4`
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`ssve-fp8fma`
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`sve`
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`sve-b16b16`
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`sve2`
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`sve2-aes`
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`sve2-bitperm`
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`sve2-sha3`
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`sve2-sm4`
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`sve2p1`
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`tail-call`
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`tbm`
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`thumb-mode`
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`thumb2`
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`tme`
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`trust`
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`trustzone`
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`ual`
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`unaligned-scalar-mem`
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`v`
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`v5te`
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`v6`
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`v6k`
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`v6t2`
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`v7`
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`v8`
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`v8.1a`
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`v8.2a`
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`v8.3a`
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`v8.4a`
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`v8.5a`
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`v8.6a`
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`v8.7a`
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`v8.8a`
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`v8.9a`
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`v8plus`
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`v9`
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`v9.1a`
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`v9.2a`
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`v9.3a`
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`v9.4a`
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`v9.5a`
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`v9a`
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`vaes`
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`vdsp2e60f`
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`vdspv1`
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`vdspv2`
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`vector`
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`vfp2`
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`vfp3`
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`vfp4`
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`vh`
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`virt`
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`virtualization`
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`vpclmulqdq`
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`vsx`
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`wfxt`
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`wide-arithmetic`
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`xop`
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`xsave`
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`xsavec`
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`xsaveopt`
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`xsaves`
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`zaamo`
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`zabha`
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`zalrsc`
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`zba`
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`zbb`
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`zbc`
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`zbkb`
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`zbkc`
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`zbkx`
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`zbs`
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`zdinx`
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`zfh`
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`zfhmin`
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`zfinx`
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`zhinx`
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`zhinxmin`
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`zk`
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`zkn`
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`zknd`
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`zkne`
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`zknh`
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`zkr`
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`zks`
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`zksed`
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`zksh`, and `zkt`
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= note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg.html> for more information about checking conditional configuration
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= note: `#[warn(unexpected_cfgs)]` on by default
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warning: 1 warning emitted
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‎tests/ui/check-cfg/well-known-values.rs

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//~^ WARN unexpected `cfg` condition value
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target_family = "_UNEXPECTED_VALUE",
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//~^ WARN unexpected `cfg` condition value
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target_feature = "_UNEXPECTED_VALUE",
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//~^ WARN unexpected `cfg` condition value
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// target_feature = "_UNEXPECTED_VALUE",
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// ^ tested in target_feature.rs
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target_has_atomic = "_UNEXPECTED_VALUE",
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//~^ WARN unexpected `cfg` condition value
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target_has_atomic_equal_alignment = "_UNEXPECTED_VALUE",

‎tests/ui/check-cfg/well-known-values.stderr

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@@ -168,15 +168,6 @@ LL | target_family = "_UNEXPECTED_VALUE",
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= note: expected values for `target_family` are: `unix`, `wasm`, and `windows`
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= note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg.html> for more information about checking conditional configuration
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warning: unexpected `cfg` condition value: `_UNEXPECTED_VALUE`
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--> $DIR/well-known-values.rs:63:5
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|
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LL | target_feature = "_UNEXPECTED_VALUE",
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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|
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= note: expected values for `target_feature` are: `10e60`, `2e3`, `3e3r1`, `3e3r2`, `3e3r3`, `3e7`, `7e10`, `a`, `aclass`, `adx`, `aes`, `altivec`, `alu32`, `amx-bf16`, `amx-complex`, `amx-fp16`, `amx-int8`, `amx-tile`, `atomics`, `avx`, `avx2`, `avx512bf16`, `avx512bitalg`, `avx512bw`, `avx512cd`, `avx512dq`, `avx512f`, `avx512fp16`, `avx512ifma`, `avx512vbmi`, `avx512vbmi2`, `avx512vl`, `avx512vnni`, `avx512vp2intersect`, `avx512vpopcntdq`, `avxifma`, `avxneconvert`, `avxvnni`, `avxvnniint16`, `avxvnniint8`, `backchain`, `bf16`, `bmi1`, `bmi2`, `bti`, `bulk-memory`, `c`, `cache`, `cmpxchg16b`, `crc`, `crt-static`, `cssc`, `d`, `d32`, `dit`, `doloop`, `dotprod`, `dpb`, `dpb2`, `dsp`, `dsp1e2`, `dspe60`, `e`, `e1`, `e2`, `ecv`, `edsp`, `elrw`, `ermsb`, `exception-handling`, `extended-const`, `f`, `f16c`, `f32mm`, `f64mm`, `faminmax`, `fcma`, `fdivdu`, `fhm`, `flagm`, `flagm2`, `float1e2`, `float1e3`, `float3e4`, `float7e60`, `floate1`, `fma`, `fp-armv8`, `fp16`, `fp64`, `fp8`, `fp8dot2`, `fp8dot4`, `fp8fma`, `fpuv2_df`, `fpuv2_sf`, `fpuv3_df`, `fpuv3_hf`, `fpuv3_hi`, `fpuv3_sf`, `frecipe`, `frintts`, `fxsr`, `gfni`, `hard-float`, `hard-float-abi`, `hard-tp`, `hbc`, `high-registers`, `hvx`, `hvx-length128b`, `hwdiv`, `i8mm`, `jsconv`, `lahfsahf`, `lasx`, `lbt`, `leoncasa`, `lor`, `lse`, `lse128`, `lse2`, `lsx`, `lut`, `lvz`, `lzcnt`, `m`, `mclass`, `mops`, `movbe`, `mp`, `mp1e2`, `msa`, `mte`, `multivalue`, `mutable-globals`, `neon`, `nontrapping-fptoint`, `nvic`, `paca`, `pacg`, `pan`, `partword-atomics`, `pauth-lr`, `pclmulqdq`, `pmuv3`, `popcnt`, `power10-vector`, `power8-altivec`, `power8-vector`, `power9-altivec`, `power9-vector`, `prfchw`, `quadword-atomics`, `rand`, `ras`, `rclass`, `rcpc`, `rcpc2`, `rcpc3`, `rdm`, `rdrand`, `rdseed`, `reference-types`, `relax`, `relaxed-simd`, `reserve-x18`, `rtm`, `sb`, `sha`, `sha2`, `sha3`, `sha512`, `sign-ext`, `simd128`, `sm3`, `sm4`, `sme`, `sme-b16b16`, `sme-f16f16`, `sme-f64f64`, `sme-f8f16`, `sme-f8f32`, `sme-fa64`, `sme-i16i64`, `sme-lutv2`, `sme2`, `sme2p1`, `spe`, `ssbs`, `sse`, `sse2`, `sse3`, `sse4.1`, `sse4.2`, `sse4a`, `ssse3`, `ssve-fp8dot2`, `ssve-fp8dot4`, `ssve-fp8fma`, `sve`, `sve-b16b16`, `sve2`, `sve2-aes`, `sve2-bitperm`, `sve2-sha3`, `sve2-sm4`, `sve2p1`, `tail-call`, `tbm`, `thumb-mode`, `thumb2`, `tme`, `trust`, `trustzone`, `ual`, `unaligned-scalar-mem`, `v`, `v5te`, `v6`, `v6k`, `v6t2`, `v7`, `v8`, `v8.1a`, `v8.2a`, `v8.3a`, `v8.4a`, `v8.5a`, `v8.6a`, `v8.7a`, `v8.8a`, `v8.9a`, `v8plus`, `v9`, `v9.1a`, `v9.2a`, `v9.3a`, `v9.4a`, `v9.5a`, `v9a`, `vaes`, `vdsp2e60f`, `vdspv1`, `vdspv2`, `vector`, `vfp2`, `vfp3`, `vfp4`, `vh`, `virt`, `virtualization`, `vpclmulqdq`, `vsx`, `wfxt`, `wide-arithmetic`, `xop`, `xsave`, `xsavec`, `xsaveopt`, `xsaves`, `zaamo`, `zabha`, `zalrsc`, `zba`, `zbb`, `zbc`, `zbkb`, `zbkc`, `zbkx`, `zbs`, `zdinx`, `zfh`, `zfhmin`, `zfinx`, `zhinx`, `zhinxmin`, `zk`, `zkn`, `zknd`, `zkne`, `zknh`, `zkr`, `zks`, `zksed`, `zksh`, and `zkt`
178-
= note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg.html> for more information about checking conditional configuration
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180171
warning: unexpected `cfg` condition value: `_UNEXPECTED_VALUE`
181172
--> $DIR/well-known-values.rs:65:5
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|
@@ -297,5 +288,5 @@ LL | #[cfg(target_os = "linuz")] // testing that we suggest `linux`
297288
= note: expected values for `target_os` are: `aix`, `android`, `cuda`, `dragonfly`, `emscripten`, `espidf`, `freebsd`, `fuchsia`, `haiku`, `hermit`, `horizon`, `hurd`, `illumos`, `ios`, `l4re`, `linux`, `macos`, `netbsd`, `none`, `nto`, `nuttx`, `openbsd`, `psp`, `psx`, `redox`, `rtems`, `solaris`, `solid_asp3`, `teeos`, `trusty`, `tvos`, `uefi`, `unknown`, `visionos`, `vita`, `vxworks`, `wasi`, `watchos`, `windows`, `xous`, and `zkvm`
298289
= note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg.html> for more information about checking conditional configuration
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warning: 30 warnings emitted
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warning: 29 warnings emitted
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