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[utils/swift_build_sdk_interfaces.py] Remove passing '-track-system-dependencies' when prebuilding modules from the interfaces

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Including all the system header dependencies and `stat`ing them all the time introduces significant performance overhead for normal compilation, and other features like code-completion, without being worth it in practice.
This commit is contained in:
Argyrios Kyrtzidis
2020-10-21 13:52:37 -07:00
parent a79043928e
commit a9f497d20c
2 changed files with 2 additions and 3 deletions
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4
test/ModuleInterface/swift_build_sdk_interfaces/track-system-dependencies.swift
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@@ -17,12 +17,12 @@
// RUN: %target-typecheck-verify-swift -sdk %t/sdk -I %t/sdk/usr/lib/swift/ -module-cache-path %t/MCP -prebuilt-module-cache-path %t/prebuilt
// RUN: %{python} %S/../ModuleCache/Inputs/check-is-forwarding-module.py %t/MCP/Swifty-*.swiftmodule
// Actually change a file in the SDK, to check that we're tracking dependencies
// Actually change a file in the SDK, to check that we're not tracking system dependencies
// at all.
// RUN: rm -rf %t/MCP
// RUN: echo "void unrelated();" >> %t/sdk/usr/include/Platform.h
// RUN: %target-typecheck-verify-swift -sdk %t/sdk -I %t/sdk/usr/lib/swift/ -module-cache-path %t/MCP -prebuilt-module-cache-path %t/prebuilt
// RUN: not %{python} %S/../ModuleCache/Inputs/check-is-forwarding-module.py %t/MCP/Swifty-*.swiftmodule
// RUN: %{python} %S/../ModuleCache/Inputs/check-is-forwarding-module.py %t/MCP/Swifty-*.swiftmodule
// Without the prebuilt cache everything should still work; it'll just take time
// because we have to build the interfaces.