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Add back -Zno-profiler-runtime #87756

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Aug 6, 2021
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3 changes: 2 additions & 1 deletion compiler/rustc_interface/src/tests.rs
Original file line number Diff line number Diff line change
Expand Up @@ -740,6 +740,7 @@ fn test_debugging_options_tracking_hash() {
tracked!(new_llvm_pass_manager, Some(true));
tracked!(no_generate_arange_section, true);
tracked!(no_link, true);
tracked!(no_profiler_runtime, true);
tracked!(osx_rpath_install_name, true);
tracked!(panic_abort_tests, true);
tracked!(plt, Some(true));
Expand All @@ -748,7 +749,7 @@ fn test_debugging_options_tracking_hash() {
tracked!(print_fuel, Some("abc".to_string()));
tracked!(profile, true);
tracked!(profile_emit, Some(PathBuf::from("abc")));
tracked!(profiler_runtime, None);
tracked!(profiler_runtime, "abc".to_string());
tracked!(relax_elf_relocations, Some(true));
tracked!(relro_level, Some(RelroLevel::Full));
tracked!(simulate_remapped_rust_src_base, Some(PathBuf::from("/rustc/abc")));
Expand Down
10 changes: 4 additions & 6 deletions compiler/rustc_metadata/src/creader.rs
Original file line number Diff line number Diff line change
Expand Up @@ -777,19 +777,17 @@ impl<'a> CrateLoader<'a> {
}

fn inject_profiler_runtime(&mut self, krate: &ast::Crate) {
let profiler_runtime = &self.sess.opts.debugging_opts.profiler_runtime;

if !(profiler_runtime.is_some()
&& (self.sess.instrument_coverage()
if self.sess.opts.debugging_opts.no_profiler_runtime
|| !(self.sess.instrument_coverage()
|| self.sess.opts.debugging_opts.profile
|| self.sess.opts.cg.profile_generate.enabled()))
|| self.sess.opts.cg.profile_generate.enabled())
{
return;
}

info!("loading profiler");

let name = Symbol::intern(profiler_runtime.as_ref().unwrap());
let name = Symbol::intern(&self.sess.opts.debugging_opts.profiler_runtime);
if name == sym::profiler_builtins && self.sess.contains_name(&krate.attrs, sym::no_core) {
self.sess.err(
"`profiler_builtins` crate (required by compiler options) \
Expand Down
4 changes: 2 additions & 2 deletions compiler/rustc_metadata/src/locator.rs
Original file line number Diff line number Diff line change
Expand Up @@ -1103,8 +1103,8 @@ impl CrateError {
if sess.is_nightly_build() {
err.help("consider building the standard library from source with `cargo build -Zbuild-std`");
}
} else if Some(crate_name)
== sess.opts.debugging_opts.profiler_runtime.as_deref().map(Symbol::intern)
} else if crate_name
== Symbol::intern(&sess.opts.debugging_opts.profiler_runtime)
{
err.note(&"the compiler may have been built without the profiler runtime");
}
Expand Down
6 changes: 4 additions & 2 deletions compiler/rustc_session/src/options.rs
Original file line number Diff line number Diff line change
Expand Up @@ -1172,6 +1172,8 @@ options! {
"compile without linking"),
no_parallel_llvm: bool = (false, parse_no_flag, [UNTRACKED],
"run LLVM in non-parallel mode (while keeping codegen-units and ThinLTO)"),
no_profiler_runtime: bool = (false, parse_no_flag, [TRACKED],
"prevent automatic injection of the profiler_builtins crate"),
normalize_docs: bool = (false, parse_bool, [TRACKED],
"normalize associated items in rustdoc when generating documentation"),
osx_rpath_install_name: bool = (false, parse_bool, [TRACKED],
Expand Down Expand Up @@ -1217,8 +1219,8 @@ options! {
profile_emit: Option<PathBuf> = (None, parse_opt_pathbuf, [TRACKED],
"file path to emit profiling data at runtime when using 'profile' \
(default based on relative source path)"),
profiler_runtime: Option<String> = (Some(String::from("profiler_builtins")), parse_opt_string, [TRACKED],
"name of the profiler runtime crate to automatically inject, or None to disable"),
profiler_runtime: String = (String::from("profiler_builtins"), parse_string, [TRACKED],
"name of the profiler runtime crate to automatically inject (default: `profiler_builtins`)"),
query_dep_graph: bool = (false, parse_bool, [UNTRACKED],
"enable queries of the dependency graph for regression testing (default: no)"),
query_stats: bool = (false, parse_bool, [UNTRACKED],
Expand Down