bjoernager/rust
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if $c:expr { Some($r:expr) } else { None } =>> $c.then(|| $r)

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This commit is contained in:
Maybe Waffle 2023-02-15 11:43:41 +00:00
parent af3c8b2726
commit 8751fa1a9a
54 changed files with 159 additions and 281 deletions
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15
compiler/rustc_codegen_llvm/src/back/write.rs
View file

@ -412,11 +412,7 @@ fn get_pgo_sample_use_path(config: &ModuleConfig) -> Option<CString> {
}
fn get_instr_profile_output_path(config: &ModuleConfig) -> Option<CString> {
if config.instrument_coverage {
Some(CString::new("default_%m_%p.profraw").unwrap())
} else {
None
}
config.instrument_coverage.then(|| CString::new("default_%m_%p.profraw").unwrap())
}
pub(crate) unsafe fn llvm_optimize(
@ -451,11 +447,10 @@ pub(crate) unsafe fn llvm_optimize(
None
};
let mut llvm_profiler = if cgcx.prof.llvm_recording_enabled() {
Some(LlvmSelfProfiler::new(cgcx.prof.get_self_profiler().unwrap()))
} else {
None
};
let mut llvm_profiler = cgcx
.prof
.llvm_recording_enabled()
.then(|| LlvmSelfProfiler::new(cgcx.prof.get_self_profiler().unwrap()));
let llvm_selfprofiler =
llvm_profiler.as_mut().map(|s| s as *mut _ as *mut c_void).unwrap_or(std::ptr::null_mut());

8
compiler/rustc_codegen_llvm/src/context.rs
View file

@ -402,12 +402,8 @@ impl<'ll, 'tcx> CodegenCx<'ll, 'tcx> {
let (llcx, llmod) = (&*llvm_module.llcx, llvm_module.llmod());
let coverage_cx = if tcx.sess.instrument_coverage() {
let covctx = coverageinfo::CrateCoverageContext::new();
Some(covctx)
} else {
None
};
let coverage_cx =
tcx.sess.instrument_coverage().then(coverageinfo::CrateCoverageContext::new);
let dbg_cx = if tcx.sess.opts.debuginfo != DebugInfo::None {
let dctx = debuginfo::CodegenUnitDebugContext::new(llmod);

2
compiler/rustc_codegen_llvm/src/type_of.rs
View file

@ -154,7 +154,7 @@ fn struct_llfields<'a, 'tcx>(
} else {
debug!("struct_llfields: offset: {:?} stride: {:?}", offset, layout.size);
}
let field_remapping = if padding_used { Some(field_remapping) } else { None };
let field_remapping = padding_used.then(|| field_remapping);
(result, packed, field_remapping)
}