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update fuzzing for build system changes

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This commit is contained in:
Kendall Condon 2025-11-02 17:18:53 -05:00
parent 16fc083f2b
commit 35d55222cf
1 changed files with 20 additions and 0 deletions
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20
lib/std/Build/Fuzz.zig
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@ -142,6 +142,15 @@ pub fn start(fuzz: *Fuzz) void {
};
}
for (fuzz.run_steps) |run| {
if (run.fuzz_tests.items.len > 1) {
// Multiple fuzzWorkerRuns currently cause race-
// conditions since they use the same Run step.
fuzz.wait_group.finish();
fatal("--fuzz not yet implemented for multiple tests", .{});
}
}
for (fuzz.run_steps) |run| {
for (run.fuzz_tests.items) |unit_test_index| {
assert(run.rebuilt_executable != null);
@ -218,6 +227,17 @@ fn fuzzWorkerRun(
return;
},
};
const show_compile_errors = run.step.result_error_bundle.errorMessageCount() > 0;
const show_error_msgs = run.step.result_error_msgs.items.len > 0;
const show_stderr = run.step.result_stderr.len > 0;
if (show_error_msgs or show_compile_errors or show_stderr) {
var buf: [256]u8 = undefined;
const w, _ = std.debug.lockStderrWriter(&buf);
defer std.debug.unlockStderrWriter();
build_runner.printErrorMessages(gpa, &run.step, .{}, w, fuzz.ttyconf, .verbose, .indent) catch {};
}
}
pub fn serveSourcesTar(fuzz: *Fuzz, req: *std.http.Server.Request) !void {