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mark some target features as 'forbidden' so they cannot be (un)set

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For now, this is just a warning, but should become a hard error in the future
This commit is contained in:
Ralf Jung 2024-09-02 11:45:59 +02:00
parent 2dece5bb62
commit ffad9aac27
23 changed files with 372 additions and 158 deletions
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11
compiler/rustc_codegen_gcc/messages.ftl
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@ -8,6 +8,9 @@ codegen_gcc_invalid_minimum_alignment =
codegen_gcc_lto_not_supported =
LTO is not supported. You may get a linker error.
codegen_gcc_forbidden_ctarget_feature =
target feature `{$feature}` cannot be toggled with `-Ctarget-feature`
codegen_gcc_unwinding_inline_asm =
GCC backend does not support unwinding from inline asm
@ -24,11 +27,15 @@ codegen_gcc_lto_dylib = lto cannot be used for `dylib` crate type without `-Zdyl
codegen_gcc_lto_bitcode_from_rlib = failed to get bitcode from object file for LTO ({$gcc_err})
codegen_gcc_unknown_ctarget_feature =
unknown feature specified for `-Ctarget-feature`: `{$feature}`
.note = it is still passed through to the codegen backend
unknown and unstable feature specified for `-Ctarget-feature`: `{$feature}`
.note = it is still passed through to the codegen backend, but use of this feature might be unsound and the behavior of this feature can change in the future
.possible_feature = you might have meant: `{$rust_feature}`
.consider_filing_feature_request = consider filing a feature request
codegen_gcc_unstable_ctarget_feature =
unstable feature specified for `-Ctarget-feature`: `{$feature}`
.note = this feature is not stably supported; its behavior can change in the future
codegen_gcc_missing_features =
add the missing features in a `target_feature` attribute