// rebuild. Newly built preamble cannot emit diagnostics before this call
// finishes (ast callbacks are called from astpeer thread), hence we
// gurantee eventual consistency.
- if (LatestPreamble && Config::current().Diagnostics.AllowStalePreamble)
+ if (LatestPreamble && WantDiags != WantDiagnostics::No &&
+ Config::current().Diagnostics.AllowStalePreamble)
generateDiagnostics(std::move(Invocation), std::move(Inputs),
std::move(CompilerInvocationDiags));
// Make sure that we have eventual consistency.
EXPECT_THAT(Collector.diagVersions().back(), Pair(PI.Version, PI.Version));
+
+ // Check that WantDiagnostics::No doesn't emit any diags.
+ PI.Version = "4";
+ PI.Contents = "#define FOO\n" + PI.Version;
+ S.update(File, PI, WantDiagnostics::No);
+ S.blockUntilIdle(timeoutSeconds(5));
+ EXPECT_THAT(Collector.diagVersions().back(), Pair("3", "3"));
}
// If a header file is missing from the CDB (or inferred using heuristics), and