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swift-mirror/test/SourceKit/Misc/match-module-cache-with-compiler.swift
Alex Hoppen 1525f6b982 [SourceKit] Pass the main swift executable path when constructing a compiler invocation
#58786 (rdar://93030932) was failing because the `swift-frontend` invocations passed a `swiftExecutablePath` to `Invocation.parseArgs`. This caused the `ClangImporter` instance to point to a `clang` binary next to the `swift-frontend` executable while SourceKit used PATH to find `clang`. The clang executable next to `swift-frontend` doesn’t actually exist because `clang` lives in `llvm-linux-aarch64/bin` and `swift-frontend` lives in `swift-linux-aarch64/bin`.
So some checks for a minimum clang verison failed for the normal build (because the executable doesn’t actually exists) while they pass during the SourceKit build (which used `clang` from `PATH`). This in turn caused the `outline-atomics` to be enabled to the SourceKit clang compiler arguments but not the clang compiler arguments for a normal build and thus resulted in two separate module cache directories (which includes the enabled features in the module directory hash).

To fix this issue, also set the swift executable path for compiler invocations created from SourceKit.

Fixes #58786 (rdar://93030932)
2022-05-13 09:05:38 +02:00

28 lines
1.1 KiB
Swift

// This test ensures a certain set of arguments allows both compiler and sourcekitd invocations to share the same module cache.
// NOTE: Do not change this test without a review from @akyrtzi
// REQUIRES: shell
// RUN: %empty-directory(%t)
// RUN: COMPILER_ARGS=( \
// RUN: -module-name themod \
// RUN: -module-cache-path %t/mcp \
// RUN: -sdk %sdk \
// RUN: -swift-version 5 \
// RUN: -I %S/Inputs/mymod \
// RUN: -Xfrontend -experimental-allow-module-with-compiler-errors \
// RUN: -Xcc -D__INDEX_BUILD__=1 -D__INDEX_BUILD__ \
// RUN: -Xcc -Xclang -Xcc -fallow-pcm-with-compiler-errors \
// RUN: -Xcc -Xclang -Xcc -fmodule-format=raw \
// RUN: -Xcc -Xclang -Xcc -detailed-preprocessing-record \
// RUN: %s \
// RUN: )
// RUN: %swiftc_driver -emit-module -emit-module-path themod.swiftmodule -Xfrontend -experimental-skip-all-function-bodies ${COMPILER_ARGS[@]}
// RUN: %swiftc_driver -index-file -index-file-path %s -index-store-path %t/idx -index-ignore-system-modules ${COMPILER_ARGS[@]}
// RUN: %sourcekitd-test -req=sema %s -- ${COMPILER_ARGS[@]}
// RUN: find %t/mcp -name "mymod-*.pcm" | count 1
import mymod