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CLI: better error messages for bad args

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This commit is contained in:
Andrew Kelley 2023-12-19 15:55:04 -07:00
parent 76c4781578
commit fad35835aa
1 changed files with 26 additions and 1 deletions
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27
src/main.zig
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@ -3823,7 +3823,32 @@ fn createModule(
create_module.opts.any_dyn_libs = true;
create_module.resolved_options = Compilation.Config.resolve(create_module.opts) catch |err| switch (err) {
else => fatal("unable to resolve compilation options: {s}", .{@errorName(err)}),
error.WasiExecModelRequiresWasi => fatal("execution model only allowed for WASI OS targets", .{}),
error.SharedMemoryIsWasmOnly => fatal("shared memory only allowed for WebAssembly CPU targets", .{}),
error.ObjectFilesCannotShareMemory => fatal("object files cannot share memory", .{}),
error.SharedMemoryRequiresAtomicsAndBulkMemory => fatal("shared memory requires atomics and bulk_memory CPU features", .{}),
error.ThreadsRequireSharedMemory => fatal("threads require shared memory", .{}),
error.UnknownTargetEntryPoint => fatal("unknown target entry point", .{}),
error.NonExecutableEntryPoint => fatal("entry points only allowed for executables", .{}),
error.EmittingLlvmModuleRequiresLlvmBackend => fatal("emitting an LLVM module requires using the LLVM backend", .{}),
error.LlvmLacksTargetSupport => fatal("LLVM lacks support for the specified target", .{}),
error.ZigLacksTargetSupport => fatal("compiler backend unavailable for the specified target", .{}),
error.EmittingBinaryRequiresLlvmLibrary => fatal("producing machine code via LLVM requires using the LLVM library", .{}),
error.LldIncompatibleObjectFormat => fatal("using LLD to link {s} files is unsupported", .{@tagName(target.ofmt)}),
error.LtoRequiresLld => fatal("LTO requires using LLD", .{}),
error.SanitizeThreadRequiresLibCpp => fatal("thread sanitization is (for now) implemented in C++, so it requires linking libc++", .{}),
error.LibCppRequiresLibUnwind => fatal("libc++ requires linking libunwind", .{}),
error.OsRequiresLibC => fatal("the target OS requires using libc as the stable syscall interface", .{}),
error.LibCppRequiresLibC => fatal("libc++ requires linking libc", .{}),
error.LibUnwindRequiresLibC => fatal("libunwind requires linking libc", .{}),
error.TargetCannotDynamicLink => fatal("dynamic linking unavailable on the specified target", .{}),
error.LibCRequiresDynamicLinking => fatal("libc of the specified target requires dynamic linking", .{}),
error.SharedLibrariesRequireDynamicLinking => fatal("using shared libraries requires dynamic linking", .{}),
error.ExportMemoryAndDynamicIncompatible => fatal("exporting memory is incompatible with dynamic linking", .{}),
error.DynamicLibraryPrecludesPie => fatal("dynamic libraries cannot be position independent executables", .{}),
error.TargetRequiresPie => fatal("the specified target requires position independent executables", .{}),
error.SanitizeThreadRequiresPie => fatal("thread sanitization requires position independent executables", .{}),
error.BackendLacksErrorTracing => fatal("the selected backend has not yet implemented error return tracing", .{}),
};
}