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Check AArch64 branch-protection earlier in the pipeline.

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As suggested in #93516.
This commit is contained in:
Jacob Bramley
2022-11-21 16:05:51 +00:00
parent 203c8765ea
commit 49f3c0b736
8 changed files with 19 additions and 18 deletions
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12
compiler/rustc_session/src/session.rs
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@@ -3,10 +3,10 @@ use crate::code_stats::CodeStats;
pub use crate::code_stats::{DataTypeKind, FieldInfo, SizeKind, VariantInfo};
use crate::config::{self, CrateType, InstrumentCoverage, OptLevel, OutputType, SwitchWithOptPath};
use crate::errors::{
CannotEnableCrtStaticLinux, CannotMixAndMatchSanitizers, LinkerPluginToWindowsNotSupported,
NotCircumventFeature, ProfileSampleUseFileDoesNotExist, ProfileUseFileDoesNotExist,
SanitizerCfiEnabled, SanitizerNotSupported, SanitizersNotSupported, SkippingConstChecks,
SplitDebugInfoUnstablePlatform, StackProtectorNotSupportedForTarget,
BranchProtectionRequiresAArch64, CannotEnableCrtStaticLinux, CannotMixAndMatchSanitizers,
LinkerPluginToWindowsNotSupported, NotCircumventFeature, ProfileSampleUseFileDoesNotExist,
ProfileUseFileDoesNotExist, SanitizerCfiEnabled, SanitizerNotSupported, SanitizersNotSupported,
SkippingConstChecks, SplitDebugInfoUnstablePlatform, StackProtectorNotSupportedForTarget,
TargetRequiresUnwindTables, UnleashedFeatureHelp, UnstableVirtualFunctionElimination,
UnsupportedDwarfVersion,
};
@@ -1542,6 +1542,10 @@ fn validate_commandline_args_with_session_available(sess: &Session) {
}
}
if sess.opts.unstable_opts.branch_protection.is_some() && sess.target.arch != "aarch64" {
sess.emit_err(BranchProtectionRequiresAArch64);
}
if let Some(dwarf_version) = sess.opts.unstable_opts.dwarf_version {
if dwarf_version > 5 {
sess.emit_err(UnsupportedDwarfVersion { dwarf_version });