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Early return from inject_profiler_runtime

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This commit is contained in:
Alan Egerton 2021-06-17 12:11:40 +01:00
parent 93c636211c
commit 872839eb49
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GPG Key ID: 68A65BCD9D289FFE
1 changed files with 22 additions and 22 deletions
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44
compiler/rustc_metadata/src/creader.rs
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@ -769,32 +769,32 @@ impl<'a> CrateLoader<'a> {
}
fn inject_profiler_runtime(&mut self, krate: &ast::Crate) {
if self.sess.instrument_coverage()
|| self.sess.opts.debugging_opts.profile
|| self.sess.opts.cg.profile_generate.enabled()
let profiler_runtime = &self.sess.opts.debugging_opts.profiler_runtime;
if !(profiler_runtime.is_some()
&& (self.sess.instrument_coverage()
|| self.sess.opts.debugging_opts.profile
|| self.sess.opts.cg.profile_generate.enabled()))
{
if let Some(name) =
self.sess.opts.debugging_opts.profiler_runtime.as_deref().map(Symbol::intern)
{
info!("loading profiler");
return;
}
if name == sym::profiler_builtins
&& self.sess.contains_name(&krate.attrs, sym::no_core)
{
self.sess.err(
"`profiler_builtins` crate (required by compiler options) \
is not compatible with crate attribute `#![no_core]`",
);
}
info!("loading profiler");
let cnum = self.resolve_crate(name, DUMMY_SP, CrateDepKind::Implicit, None);
let data = self.cstore.get_crate_data(cnum);
let name = Symbol::intern(profiler_runtime.as_ref().unwrap());
if name == sym::profiler_builtins && self.sess.contains_name(&krate.attrs, sym::no_core) {
self.sess.err(
"`profiler_builtins` crate (required by compiler options) \
is not compatible with crate attribute `#![no_core]`",
);
}
// Sanity check the loaded crate to ensure it is indeed a profiler runtime
if !data.is_profiler_runtime() {
self.sess.err(&format!("the crate `{}` is not a profiler runtime", name));
}
}
let cnum = self.resolve_crate(name, DUMMY_SP, CrateDepKind::Implicit, None);
let data = self.cstore.get_crate_data(cnum);
// Sanity check the loaded crate to ensure it is indeed a profiler runtime
if !data.is_profiler_runtime() {
self.sess.err(&format!("the crate `{}` is not a profiler runtime", name));
}
}