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change expect() to unwrap_or_else() and update msg

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This commit is contained in:
James Dietz 2023-04-30 09:47:29 -04:00
parent 9aa596a014
commit cb74cd524f
2 changed files with 7 additions and 3 deletions
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2
compiler/rustc_codegen_llvm/src/llvm_util.rs
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@ -331,7 +331,7 @@ pub(crate) fn print(req: PrintRequest, sess: &Session) {
match req {
PrintRequest::TargetCPUs => {
let cpu_cstring = CString::new(handle_native(sess.target.cpu.as_ref()))
.expect("failed to convert to cstring");
.unwrap_or_else(|e| bug!("failed to convert to cstring: {}", e));
unsafe { llvm::LLVMRustPrintTargetCPUs(tm, cpu_cstring.as_ptr()) };
}
PrintRequest::TargetFeatures => print_target_features(sess, tm),

8
compiler/rustc_llvm/llvm-wrapper/PassWrapper.cpp
View File

@ -324,10 +324,14 @@ extern "C" void LLVMRustPrintTargetCPUs(LLVMTargetMachineRef TM, const char* Tar
MaxCPULen, "native", (int)HostCPU.size(), HostCPU.data());
}
for (auto &CPU : CPUTable) {
printf(" %-*s", MaxCPULen, CPU.Key);
// Compare cpu against current target to label the default
if (strcmp(CPU.Key, TargetCPU) == 0) {
printf(" - this is the default target cpu for the current target");
printf(" %-*s - This is the default target CPU"
" for the current build target (currently %s).",
MaxCPULen, CPU.Key, Target->getTargetTriple().str().c_str());
}
else {
printf(" %-*s", MaxCPULen, CPU.Key);
}
printf("\n");
}