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19 lines
718 B
Rust
19 lines
718 B
Rust
// -C profile-generate, when used with rustc, is supposed to output
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// profile files (.profraw) after running a binary to analyze how the compiler
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// optimizes code. This test checks that these files are 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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//@ ignore-cross-compile
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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().arg("-g").profile_generate(cwd()).input("test.rs").run();
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run("test");
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let profraw_files = 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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assert!(!profraw_files.is_empty(), "no .profraw file generated");
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}
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