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[CachedDiags] Don't cache diagnostics if command-line failed

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This commit is contained in:
Steven Wu
2023-05-12 13:13:44 -07:00
parent 359c37eba7
commit 8bd4ac8016
2 changed files with 8 additions and 3 deletions
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5
lib/FrontendTool/FrontendTool.cpp
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@@ -2076,6 +2076,11 @@ int swift::performFrontend(ArrayRef<const char *> Args,
auto finishDiagProcessing = [&](int retValue, bool verifierEnabled) -> int {
FinishDiagProcessingCheckRAII.CalledFinishDiagProcessing = true;
PDC.setSuppressOutput(false);
if (auto *CDP = Instance->getCachingDiagnosticsProcessor()) {
// Don't cache if build failed.
if (retValue)
CDP->endDiagnosticCapture();
}
bool diagnosticsError = Instance->getDiags().finishProcessing();
// If the verifier is enabled and did not encounter any verification errors,
// return 0 even if the compile failed. This behavior isn't ideal, but large