Rollup merge of #78966 - tmiasko:inline-never, r=oli-obk
Never inline C variadics, cold functions, functions with incompatible attributes ... ... and fix generator inlining. Closes #67863. Closes #78859.
This commit is contained in:
Dylan DPC
GitHub
commit
6be44ed3b5
compiler/rustc_mir/src/transform
src/test/mir-opt/inline
inline-compatibility.rsinline-generator.rsinline_compatibility.inlined_no_sanitize.Inline.diffinline_compatibility.inlined_target_feature.Inline.diffinline_compatibility.not_inlined_c_variadic.Inline.diffinline_compatibility.not_inlined_no_sanitize.Inline.diffinline_compatibility.not_inlined_target_feature.Inline.diffinline_generator.main.Inline.diff
@ -7,6 +7,7 @@ use rustc_index::vec::Idx;
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use rustc_middle::middle::codegen_fn_attrs::{CodegenFnAttrFlags, CodegenFnAttrs};
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use rustc_middle::mir::visit::*;
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use rustc_middle::mir::*;
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use rustc_middle::ty::subst::Subst;
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use rustc_middle::ty::{self, ConstKind, Instance, InstanceDef, ParamEnv, Ty, TyCtxt};
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use rustc_span::{hygiene::ExpnKind, ExpnData, Span};
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use rustc_target::spec::abi::Abi;
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@ -28,6 +29,7 @@ pub struct Inline;
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#[derive(Copy, Clone, Debug)]
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struct CallSite<'tcx> {
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callee: Instance<'tcx>,
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fn_sig: ty::PolyFnSig<'tcx>,
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block: BasicBlock,
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target: Option<BasicBlock>,
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source_info: SourceInfo,
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@ -173,22 +175,23 @@ impl Inliner<'tcx> {
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// Only consider direct calls to functions
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let terminator = bb_data.terminator();
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if let TerminatorKind::Call { func: ref op, ref destination, .. } = terminator.kind {
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if let ty::FnDef(callee_def_id, substs) = *op.ty(caller_body, self.tcx).kind() {
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// To resolve an instance its substs have to be fully normalized, so
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// we do this here.
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let normalized_substs = self.tcx.normalize_erasing_regions(self.param_env, substs);
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if let TerminatorKind::Call { ref func, ref destination, .. } = terminator.kind {
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let func_ty = func.ty(caller_body, self.tcx);
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if let ty::FnDef(def_id, substs) = *func_ty.kind() {
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// To resolve an instance its substs have to be fully normalized.
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let substs = self.tcx.normalize_erasing_regions(self.param_env, substs);
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let callee =
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Instance::resolve(self.tcx, self.param_env, callee_def_id, normalized_substs)
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.ok()
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.flatten()?;
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Instance::resolve(self.tcx, self.param_env, def_id, substs).ok().flatten()?;
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if let InstanceDef::Virtual(..) | InstanceDef::Intrinsic(_) = callee.def {
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return None;
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}
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let fn_sig = self.tcx.fn_sig(def_id).subst(self.tcx, substs);
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return Some(CallSite {
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callee,
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fn_sig,
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block: bb,
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target: destination.map(|(_, target)| target),
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source_info: terminator.source_info,
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@ -203,9 +206,8 @@ impl Inliner<'tcx> {
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debug!("should_inline({:?})", callsite);
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let tcx = self.tcx;
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// Cannot inline generators which haven't been transformed yet
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if callee_body.yield_ty.is_some() {
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debug!(" yield ty present - not inlining");
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if callsite.fn_sig.c_variadic() {
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debug!("callee is variadic - not inlining");
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return false;
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}
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@ -218,11 +220,7 @@ impl Inliner<'tcx> {
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return false;
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}
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let self_no_sanitize =
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self.codegen_fn_attrs.no_sanitize & self.tcx.sess.opts.debugging_opts.sanitizer;
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let callee_no_sanitize =
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codegen_fn_attrs.no_sanitize & self.tcx.sess.opts.debugging_opts.sanitizer;
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if self_no_sanitize != callee_no_sanitize {
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if self.codegen_fn_attrs.no_sanitize != codegen_fn_attrs.no_sanitize {
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debug!("`callee has incompatible no_sanitize attribute - not inlining");
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return false;
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}
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@ -256,9 +254,9 @@ impl Inliner<'tcx> {
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self.tcx.sess.opts.debugging_opts.inline_mir_threshold
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};
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// Significantly lower the threshold for inlining cold functions
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if codegen_fn_attrs.flags.contains(CodegenFnAttrFlags::COLD) {
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threshold /= 5;
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debug!("#[cold] present - not inlining");
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return false;
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}
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// Give a bonus functions with a small number of blocks,
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@ -447,7 +445,7 @@ impl Inliner<'tcx> {
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};
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// Copy the arguments if needed.
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let args: Vec<_> = self.make_call_args(args, &callsite, caller_body);
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let args: Vec<_> = self.make_call_args(args, &callsite, caller_body, &callee_body);
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let mut integrator = Integrator {
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args: &args,
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@ -528,6 +526,7 @@ impl Inliner<'tcx> {
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args: Vec<Operand<'tcx>>,
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callsite: &CallSite<'tcx>,
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caller_body: &mut Body<'tcx>,
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callee_body: &Body<'tcx>,
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) -> Vec<Local> {
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let tcx = self.tcx;
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@ -554,9 +553,7 @@ impl Inliner<'tcx> {
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// tmp2 = tuple_tmp.2
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//
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// and the vector is `[closure_ref, tmp0, tmp1, tmp2]`.
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// FIXME(eddyb) make this check for `"rust-call"` ABI combined with
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// `callee_body.spread_arg == None`, instead of special-casing closures.
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if tcx.is_closure(callsite.callee.def_id()) {
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if callsite.fn_sig.abi() == Abi::RustCall && callee_body.spread_arg.is_none() {
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let mut args = args.into_iter();
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let self_ = self.create_temp_if_necessary(args.next().unwrap(), callsite, caller_body);
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let tuple = self.create_temp_if_necessary(args.next().unwrap(), callsite, caller_body);
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@ -1,12 +1,11 @@
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// Checks that only functions with compatible attributes are inlined.
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//
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// only-x86_64
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// needs-sanitizer-address
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// compile-flags: -Zsanitizer=address
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#![crate_type = "lib"]
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#![feature(no_sanitize)]
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#![feature(target_feature_11)]
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#![feature(c_variadic)]
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// EMIT_MIR inline_compatibility.inlined_target_feature.Inline.diff
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#[target_feature(enable = "sse2")]
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@ -35,5 +34,22 @@ pub unsafe fn not_inlined_no_sanitize() {
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pub unsafe fn target_feature() {}
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#[inline]
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#[no_sanitize(address, memory)]
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#[no_sanitize(address)]
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pub unsafe fn no_sanitize() {}
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// EMIT_MIR inline_compatibility.not_inlined_c_variadic.Inline.diff
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pub unsafe fn not_inlined_c_variadic() {
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let s = sum(4u32, 4u32, 30u32, 200u32, 1000u32);
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}
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#[no_mangle]
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#[inline(always)]
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unsafe extern "C" fn sum(n: u32, mut vs: ...) -> u32 {
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let mut s = 0;
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let mut i = 0;
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while i != n {
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s += vs.arg::<u32>();
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i += 1;
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}
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s
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}
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16
src/test/mir-opt/inline/inline-generator.rs
Normal file
16
src/test/mir-opt/inline/inline-generator.rs
Normal file
@ -0,0 +1,16 @@
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// ignore-wasm32-bare compiled with panic=abort by default
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#![feature(generators, generator_trait)]
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use std::ops::Generator;
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use std::pin::Pin;
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// EMIT_MIR inline_generator.main.Inline.diff
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fn main() {
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let _r = Pin::new(&mut g()).resume(false);
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}
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#[inline(always)]
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pub fn g() -> impl Generator<bool> {
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#[inline(always)]
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|a| { yield if a { 7 } else { 13 } }
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}
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@ -2,24 +2,24 @@
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+ // MIR for `inlined_no_sanitize` after Inline
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fn inlined_no_sanitize() -> () {
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let mut _0: (); // return place in scope 0 at $DIR/inline-compatibility.rs:24:37: 24:37
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let _1: (); // in scope 0 at $DIR/inline-compatibility.rs:25:5: 25:18
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+ scope 1 (inlined no_sanitize) { // at $DIR/inline-compatibility.rs:25:5: 25:18
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let mut _0: (); // return place in scope 0 at $DIR/inline-compatibility.rs:23:37: 23:37
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let _1: (); // in scope 0 at $DIR/inline-compatibility.rs:24:5: 24:18
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+ scope 1 (inlined no_sanitize) { // at $DIR/inline-compatibility.rs:24:5: 24:18
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+ }
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bb0: {
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StorageLive(_1); // scope 0 at $DIR/inline-compatibility.rs:25:5: 25:18
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- _1 = no_sanitize() -> bb1; // scope 0 at $DIR/inline-compatibility.rs:25:5: 25:18
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StorageLive(_1); // scope 0 at $DIR/inline-compatibility.rs:24:5: 24:18
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- _1 = no_sanitize() -> bb1; // scope 0 at $DIR/inline-compatibility.rs:24:5: 24:18
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- // mir::Constant
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- // + span: $DIR/inline-compatibility.rs:25:5: 25:16
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- // + span: $DIR/inline-compatibility.rs:24:5: 24:16
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- // + literal: Const { ty: unsafe fn() {no_sanitize}, val: Value(Scalar(<ZST>)) }
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- }
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-
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- bb1: {
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+ _1 = const (); // scope 1 at $DIR/inline-compatibility.rs:25:5: 25:18
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StorageDead(_1); // scope 0 at $DIR/inline-compatibility.rs:25:18: 25:19
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_0 = const (); // scope 0 at $DIR/inline-compatibility.rs:24:37: 26:2
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return; // scope 0 at $DIR/inline-compatibility.rs:26:2: 26:2
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+ _1 = const (); // scope 1 at $DIR/inline-compatibility.rs:24:5: 24:18
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StorageDead(_1); // scope 0 at $DIR/inline-compatibility.rs:24:18: 24:19
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_0 = const (); // scope 0 at $DIR/inline-compatibility.rs:23:37: 25:2
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return; // scope 0 at $DIR/inline-compatibility.rs:25:2: 25:2
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}
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}
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@ -2,24 +2,24 @@
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+ // MIR for `inlined_target_feature` after Inline
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fn inlined_target_feature() -> () {
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let mut _0: (); // return place in scope 0 at $DIR/inline-compatibility.rs:13:40: 13:40
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let _1: (); // in scope 0 at $DIR/inline-compatibility.rs:14:5: 14:21
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+ scope 1 (inlined target_feature) { // at $DIR/inline-compatibility.rs:14:5: 14:21
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let mut _0: (); // return place in scope 0 at $DIR/inline-compatibility.rs:12:40: 12:40
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let _1: (); // in scope 0 at $DIR/inline-compatibility.rs:13:5: 13:21
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+ scope 1 (inlined target_feature) { // at $DIR/inline-compatibility.rs:13:5: 13:21
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+ }
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bb0: {
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StorageLive(_1); // scope 0 at $DIR/inline-compatibility.rs:14:5: 14:21
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- _1 = target_feature() -> bb1; // scope 0 at $DIR/inline-compatibility.rs:14:5: 14:21
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StorageLive(_1); // scope 0 at $DIR/inline-compatibility.rs:13:5: 13:21
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- _1 = target_feature() -> bb1; // scope 0 at $DIR/inline-compatibility.rs:13:5: 13:21
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- // mir::Constant
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- // + span: $DIR/inline-compatibility.rs:14:5: 14:19
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- // + span: $DIR/inline-compatibility.rs:13:5: 13:19
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- // + literal: Const { ty: unsafe fn() {target_feature}, val: Value(Scalar(<ZST>)) }
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- }
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-
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- bb1: {
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+ _1 = const (); // scope 1 at $DIR/inline-compatibility.rs:14:5: 14:21
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StorageDead(_1); // scope 0 at $DIR/inline-compatibility.rs:14:21: 14:22
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_0 = const (); // scope 0 at $DIR/inline-compatibility.rs:13:40: 15:2
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return; // scope 0 at $DIR/inline-compatibility.rs:15:2: 15:2
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+ _1 = const (); // scope 1 at $DIR/inline-compatibility.rs:13:5: 13:21
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StorageDead(_1); // scope 0 at $DIR/inline-compatibility.rs:13:21: 13:22
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_0 = const (); // scope 0 at $DIR/inline-compatibility.rs:12:40: 14:2
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return; // scope 0 at $DIR/inline-compatibility.rs:14:2: 14:2
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}
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}
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@ -0,0 +1,25 @@
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- // MIR for `not_inlined_c_variadic` before Inline
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+ // MIR for `not_inlined_c_variadic` after Inline
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fn not_inlined_c_variadic() -> () {
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let mut _0: (); // return place in scope 0 at $DIR/inline-compatibility.rs:41:40: 41:40
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let _1: u32; // in scope 0 at $DIR/inline-compatibility.rs:42:9: 42:10
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scope 1 {
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debug s => _1; // in scope 1 at $DIR/inline-compatibility.rs:42:9: 42:10
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}
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bb0: {
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StorageLive(_1); // scope 0 at $DIR/inline-compatibility.rs:42:9: 42:10
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_1 = sum(const 4_u32, const 4_u32, const 30_u32, const 200_u32, const 1000_u32) -> bb1; // scope 0 at $DIR/inline-compatibility.rs:42:13: 42:52
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// mir::Constant
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// + span: $DIR/inline-compatibility.rs:42:13: 42:16
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// + literal: Const { ty: unsafe extern "C" fn(u32, ...) -> u32 {sum}, val: Value(Scalar(<ZST>)) }
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}
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bb1: {
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_0 = const (); // scope 0 at $DIR/inline-compatibility.rs:41:40: 43:2
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StorageDead(_1); // scope 0 at $DIR/inline-compatibility.rs:43:1: 43:2
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return; // scope 0 at $DIR/inline-compatibility.rs:43:2: 43:2
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}
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}
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@ -2,21 +2,21 @@
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+ // MIR for `not_inlined_no_sanitize` after Inline
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fn not_inlined_no_sanitize() -> () {
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let mut _0: (); // return place in scope 0 at $DIR/inline-compatibility.rs:29:41: 29:41
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let _1: (); // in scope 0 at $DIR/inline-compatibility.rs:30:5: 30:18
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let mut _0: (); // return place in scope 0 at $DIR/inline-compatibility.rs:28:41: 28:41
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let _1: (); // in scope 0 at $DIR/inline-compatibility.rs:29:5: 29:18
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bb0: {
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StorageLive(_1); // scope 0 at $DIR/inline-compatibility.rs:30:5: 30:18
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_1 = no_sanitize() -> bb1; // scope 0 at $DIR/inline-compatibility.rs:30:5: 30:18
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StorageLive(_1); // scope 0 at $DIR/inline-compatibility.rs:29:5: 29:18
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_1 = no_sanitize() -> bb1; // scope 0 at $DIR/inline-compatibility.rs:29:5: 29:18
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// mir::Constant
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// + span: $DIR/inline-compatibility.rs:30:5: 30:16
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// + span: $DIR/inline-compatibility.rs:29:5: 29:16
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// + literal: Const { ty: unsafe fn() {no_sanitize}, val: Value(Scalar(<ZST>)) }
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}
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bb1: {
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StorageDead(_1); // scope 0 at $DIR/inline-compatibility.rs:30:18: 30:19
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_0 = const (); // scope 0 at $DIR/inline-compatibility.rs:29:41: 31:2
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return; // scope 0 at $DIR/inline-compatibility.rs:31:2: 31:2
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StorageDead(_1); // scope 0 at $DIR/inline-compatibility.rs:29:18: 29:19
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_0 = const (); // scope 0 at $DIR/inline-compatibility.rs:28:41: 30:2
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return; // scope 0 at $DIR/inline-compatibility.rs:30:2: 30:2
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}
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}
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@ -2,21 +2,21 @@
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+ // MIR for `not_inlined_target_feature` after Inline
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fn not_inlined_target_feature() -> () {
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let mut _0: (); // return place in scope 0 at $DIR/inline-compatibility.rs:18:44: 18:44
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let _1: (); // in scope 0 at $DIR/inline-compatibility.rs:19:5: 19:21
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let mut _0: (); // return place in scope 0 at $DIR/inline-compatibility.rs:17:44: 17:44
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let _1: (); // in scope 0 at $DIR/inline-compatibility.rs:18:5: 18:21
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bb0: {
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StorageLive(_1); // scope 0 at $DIR/inline-compatibility.rs:19:5: 19:21
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_1 = target_feature() -> bb1; // scope 0 at $DIR/inline-compatibility.rs:19:5: 19:21
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StorageLive(_1); // scope 0 at $DIR/inline-compatibility.rs:18:5: 18:21
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_1 = target_feature() -> bb1; // scope 0 at $DIR/inline-compatibility.rs:18:5: 18:21
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// mir::Constant
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// + span: $DIR/inline-compatibility.rs:19:5: 19:19
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// + span: $DIR/inline-compatibility.rs:18:5: 18:19
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// + literal: Const { ty: unsafe fn() {target_feature}, val: Value(Scalar(<ZST>)) }
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}
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bb1: {
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StorageDead(_1); // scope 0 at $DIR/inline-compatibility.rs:19:21: 19:22
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_0 = const (); // scope 0 at $DIR/inline-compatibility.rs:18:44: 20:2
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return; // scope 0 at $DIR/inline-compatibility.rs:20:2: 20:2
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StorageDead(_1); // scope 0 at $DIR/inline-compatibility.rs:18:21: 18:22
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_0 = const (); // scope 0 at $DIR/inline-compatibility.rs:17:44: 19:2
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return; // scope 0 at $DIR/inline-compatibility.rs:19:2: 19:2
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}
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}
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123
src/test/mir-opt/inline/inline_generator.main.Inline.diff
Normal file
123
src/test/mir-opt/inline/inline_generator.main.Inline.diff
Normal file
@ -0,0 +1,123 @@
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- // MIR for `main` before Inline
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+ // MIR for `main` after Inline
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fn main() -> () {
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let mut _0: (); // return place in scope 0 at $DIR/inline-generator.rs:8:11: 8:11
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let _1: std::ops::GeneratorState<<impl std::ops::Generator<bool> as std::ops::Generator<bool>>::Yield, <impl std::ops::Generator<bool> as std::ops::Generator<bool>>::Return>; // in scope 0 at $DIR/inline-generator.rs:9:9: 9:11
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let mut _2: std::pin::Pin<&mut impl std::ops::Generator<bool>>; // in scope 0 at $DIR/inline-generator.rs:9:14: 9:32
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let mut _3: &mut impl std::ops::Generator<bool>; // in scope 0 at $DIR/inline-generator.rs:9:23: 9:31
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let mut _4: impl std::ops::Generator<bool>; // in scope 0 at $DIR/inline-generator.rs:9:28: 9:31
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+ let mut _7: bool; // in scope 0 at $DIR/inline-generator.rs:9:14: 9:46
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scope 1 {
|
||||
debug _r => _1; // in scope 1 at $DIR/inline-generator.rs:9:9: 9:11
|
||||
}
|
||||
+ scope 2 (inlined g) { // at $DIR/inline-generator.rs:9:28: 9:31
|
||||
+ }
|
||||
+ scope 3 (inlined Pin::<&mut [generator@$DIR/inline-generator.rs:15:5: 15:41 {bool, i32}]>::new) { // at $DIR/inline-generator.rs:9:14: 9:32
|
||||
+ debug pointer => _3; // in scope 3 at $DIR/inline-generator.rs:9:14: 9:32
|
||||
+ let mut _5: &mut [generator@$DIR/inline-generator.rs:15:5: 15:41 {bool, i32}]; // in scope 3 at $DIR/inline-generator.rs:9:14: 9:32
|
||||
+ scope 4 {
|
||||
+ scope 5 (inlined Pin::<&mut [generator@$DIR/inline-generator.rs:15:5: 15:41 {bool, i32}]>::new_unchecked) { // at $DIR/inline-generator.rs:9:14: 9:32
|
||||
+ debug pointer => _5; // in scope 5 at $DIR/inline-generator.rs:9:14: 9:32
|
||||
+ let mut _6: &mut [generator@$DIR/inline-generator.rs:15:5: 15:41 {bool, i32}]; // in scope 5 at $DIR/inline-generator.rs:9:14: 9:32
|
||||
+ }
|
||||
+ }
|
||||
+ }
|
||||
+ scope 6 (inlined g::{closure#0}) { // at $DIR/inline-generator.rs:9:14: 9:46
|
||||
+ debug a => _8; // in scope 6 at $DIR/inline-generator.rs:9:14: 9:46
|
||||
+ let mut _8: bool; // in scope 6 at $DIR/inline-generator.rs:9:14: 9:46
|
||||
+ let mut _9: u32; // in scope 6 at $DIR/inline-generator.rs:9:14: 9:46
|
||||
+ }
|
||||
|
||||
bb0: {
|
||||
StorageLive(_1); // scope 0 at $DIR/inline-generator.rs:9:9: 9:11
|
||||
StorageLive(_2); // scope 0 at $DIR/inline-generator.rs:9:14: 9:32
|
||||
StorageLive(_3); // scope 0 at $DIR/inline-generator.rs:9:23: 9:31
|
||||
StorageLive(_4); // scope 0 at $DIR/inline-generator.rs:9:28: 9:31
|
||||
- _4 = g() -> bb1; // scope 0 at $DIR/inline-generator.rs:9:28: 9:31
|
||||
- // mir::Constant
|
||||
- // + span: $DIR/inline-generator.rs:9:28: 9:29
|
||||
- // + literal: Const { ty: fn() -> impl std::ops::Generator<bool> {g}, val: Value(Scalar(<ZST>)) }
|
||||
- }
|
||||
-
|
||||
- bb1: {
|
||||
+ discriminant(_4) = 0; // scope 2 at $DIR/inline-generator.rs:9:28: 9:31
|
||||
_3 = &mut _4; // scope 0 at $DIR/inline-generator.rs:9:23: 9:31
|
||||
- _2 = Pin::<&mut impl Generator<bool>>::new(move _3) -> [return: bb2, unwind: bb4]; // scope 0 at $DIR/inline-generator.rs:9:14: 9:32
|
||||
- // mir::Constant
|
||||
- // + span: $DIR/inline-generator.rs:9:14: 9:22
|
||||
- // + user_ty: UserType(0)
|
||||
- // + literal: Const { ty: fn(&mut impl std::ops::Generator<bool>) -> std::pin::Pin<&mut impl std::ops::Generator<bool>> {std::pin::Pin::<&mut impl std::ops::Generator<bool>>::new}, val: Value(Scalar(<ZST>)) }
|
||||
- }
|
||||
-
|
||||
- bb2: {
|
||||
+ StorageLive(_5); // scope 4 at $DIR/inline-generator.rs:9:14: 9:32
|
||||
+ _5 = move _3; // scope 4 at $DIR/inline-generator.rs:9:14: 9:32
|
||||
+ StorageLive(_6); // scope 5 at $DIR/inline-generator.rs:9:14: 9:32
|
||||
+ _6 = move _5; // scope 5 at $DIR/inline-generator.rs:9:14: 9:32
|
||||
+ (_2.0: &mut [generator@$DIR/inline-generator.rs:15:5: 15:41 {bool, i32}]) = move _6; // scope 5 at $DIR/inline-generator.rs:9:14: 9:32
|
||||
+ StorageDead(_6); // scope 5 at $DIR/inline-generator.rs:9:14: 9:32
|
||||
+ StorageDead(_5); // scope 4 at $DIR/inline-generator.rs:9:14: 9:32
|
||||
StorageDead(_3); // scope 0 at $DIR/inline-generator.rs:9:31: 9:32
|
||||
- _1 = <impl Generator<bool> as Generator<bool>>::resume(move _2, const false) -> [return: bb3, unwind: bb4]; // scope 0 at $DIR/inline-generator.rs:9:14: 9:46
|
||||
- // mir::Constant
|
||||
- // + span: $DIR/inline-generator.rs:9:33: 9:39
|
||||
- // + literal: Const { ty: for<'r> fn(std::pin::Pin<&'r mut impl std::ops::Generator<bool>>, bool) -> std::ops::GeneratorState<<impl std::ops::Generator<bool> as std::ops::Generator<bool>>::Yield, <impl std::ops::Generator<bool> as std::ops::Generator<bool>>::Return> {<impl std::ops::Generator<bool> as std::ops::Generator<bool>>::resume}, val: Value(Scalar(<ZST>)) }
|
||||
+ StorageLive(_7); // scope 0 at $DIR/inline-generator.rs:9:14: 9:46
|
||||
+ _7 = const false; // scope 0 at $DIR/inline-generator.rs:9:14: 9:46
|
||||
+ _9 = discriminant((*(_2.0: &mut [generator@$DIR/inline-generator.rs:15:5: 15:41 {bool, i32}]))); // scope 6 at $DIR/inline-generator.rs:9:14: 9:46
|
||||
+ switchInt(move _9) -> [0_u32: bb3, 1_u32: bb8, 3_u32: bb7, otherwise: bb9]; // scope 6 at $DIR/inline-generator.rs:9:14: 9:46
|
||||
}
|
||||
|
||||
- bb3: {
|
||||
+ bb1: {
|
||||
+ StorageDead(_7); // scope 0 at $DIR/inline-generator.rs:9:14: 9:46
|
||||
StorageDead(_2); // scope 0 at $DIR/inline-generator.rs:9:45: 9:46
|
||||
StorageDead(_4); // scope 0 at $DIR/inline-generator.rs:9:46: 9:47
|
||||
_0 = const (); // scope 0 at $DIR/inline-generator.rs:8:11: 10:2
|
||||
StorageDead(_1); // scope 0 at $DIR/inline-generator.rs:10:1: 10:2
|
||||
return; // scope 0 at $DIR/inline-generator.rs:10:2: 10:2
|
||||
}
|
||||
|
||||
- bb4 (cleanup): {
|
||||
+ bb2 (cleanup): {
|
||||
resume; // scope 0 at $DIR/inline-generator.rs:8:1: 10:2
|
||||
+ }
|
||||
+
|
||||
+ bb3: {
|
||||
+ _8 = move _7; // scope 6 at $DIR/inline-generator.rs:9:14: 9:46
|
||||
+ switchInt(_8) -> [false: bb4, otherwise: bb5]; // scope 6 at $DIR/inline-generator.rs:9:14: 9:46
|
||||
+ }
|
||||
+
|
||||
+ bb4: {
|
||||
+ ((_1 as Yielded).0: i32) = const 13_i32; // scope 6 at $DIR/inline-generator.rs:9:14: 9:46
|
||||
+ goto -> bb6; // scope 6 at $DIR/inline-generator.rs:9:14: 9:46
|
||||
+ }
|
||||
+
|
||||
+ bb5: {
|
||||
+ ((_1 as Yielded).0: i32) = const 7_i32; // scope 6 at $DIR/inline-generator.rs:9:14: 9:46
|
||||
+ goto -> bb6; // scope 6 at $DIR/inline-generator.rs:9:14: 9:46
|
||||
+ }
|
||||
+
|
||||
+ bb6: {
|
||||
+ discriminant(_1) = 0; // scope 6 at $DIR/inline-generator.rs:9:14: 9:46
|
||||
+ discriminant((*(_2.0: &mut [generator@$DIR/inline-generator.rs:15:5: 15:41 {bool, i32}]))) = 3; // scope 6 at $DIR/inline-generator.rs:9:14: 9:46
|
||||
+ goto -> bb1; // scope 0 at $DIR/inline-generator.rs:15:11: 15:39
|
||||
+ }
|
||||
+
|
||||
+ bb7: {
|
||||
+ ((_1 as Complete).0: bool) = move _7; // scope 6 at $DIR/inline-generator.rs:9:14: 9:46
|
||||
+ discriminant(_1) = 1; // scope 6 at $DIR/inline-generator.rs:9:14: 9:46
|
||||
+ discriminant((*(_2.0: &mut [generator@$DIR/inline-generator.rs:15:5: 15:41 {bool, i32}]))) = 1; // scope 6 at $DIR/inline-generator.rs:9:14: 9:46
|
||||
+ goto -> bb1; // scope 0 at $DIR/inline-generator.rs:15:41: 15:41
|
||||
+ }
|
||||
+
|
||||
+ bb8: {
|
||||
+ assert(const false, "generator resumed after completion") -> [success: bb8, unwind: bb2]; // scope 6 at $DIR/inline-generator.rs:9:14: 9:46
|
||||
+ }
|
||||
+
|
||||
+ bb9: {
|
||||
+ unreachable; // scope 6 at $DIR/inline-generator.rs:9:14: 9:46
|
||||
}
|
||||
}
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user