23 lines
686 B
Rust
23 lines
686 B
Rust
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// A simple smoke test: when rustc compiles with profiling enabled, a profraw file
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// should be generated.
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// See https://github.com/rust-lang/rust/pull/48346
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//@ needs-profiler-support
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// Reason: this exercises LTO profiling
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//@ ignore-cross-compile
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// Reason: the compiled binary is executed
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use run_make_support::{cwd, has_extension, has_prefix, run, rustc, shallow_find_files};
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fn main() {
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rustc().opt_level("3").arg("-Clto=fat").profile_generate(cwd()).input("test.rs").run();
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run("test");
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assert_eq!(
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shallow_find_files(cwd(), |path| {
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has_prefix(path, "default_") && has_extension(path, "profraw")
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})
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.len(),
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1
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);
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}
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