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[Test][Embedded] Make dependencies print compatible with lit shell #85881

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[Test][Embedded] Make dependencies print compatible with lit shell #85881

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[Test][Embedded] Make dependencies print compatible with lit shell
ramonasuncion Dec 6, 2025
8ab2294
[Test][Embedded] Sort allowed-dependencies files to fix comm comparison
ramonasuncion Dec 7, 2025
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32 changes: 23 additions & 9 deletions test/embedded/dependencies-print.swift
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Original file line number Diff line number Diff line change
@@ -1,16 +1,30 @@
// RUN: %empty-directory(%t)
// RUN: %target-swift-frontend -enable-experimental-feature Embedded -no-allocations %s -c -o %t/a.o

// RUN: grep DEP\: %s | sed 's#// DEP\: ##' | sort > %t/allowed-dependencies.txt

// Linux/ELF doesn't use the "_" prefix in symbol mangling.
// RUN: if [ %target-os == "linux-gnu" ]; then sed -E -i -e 's/^_(.*)$/\1/' %t/allowed-dependencies.txt; fi
// RUN: split-file %s %t
// RUN: %target-swift-frontend -enable-experimental-feature Embedded -no-allocations %t/test.swift -c -o %t/a.o

// RUN: %llvm-nm --undefined-only --format=just-symbols %t/a.o | sort | tee %t/actual-dependencies.txt

// Fail if there is any entry in actual-dependencies.txt that's not in allowed-dependencies.txt
// RUN: test -z "`comm -13 %t/allowed-dependencies.txt %t/actual-dependencies.txt`"

// RUN: %if target-os-linux-gnu %{ sort %t/allowed-dependencies_linux.txt -o %t/allowed-dependencies_linux.txt && comm -13 %t/allowed-dependencies_linux.txt %t/actual-dependencies.txt > %t/extra.txt && test ! -s %t/extra.txt %} %else %{ sort %t/allowed-dependencies_macos.txt -o %t/allowed-dependencies_macos.txt && comm -13 %t/allowed-dependencies_macos.txt %t/actual-dependencies.txt > %t/extra.txt && test ! -s %t/extra.txt %}

//--- allowed-dependencies_macos.txt
___stack_chk_fail
___stack_chk_guard
___divti3
___modti3
_memmove
_memset
_putchar

//--- allowed-dependencies_linux.txt
__stack_chk_fail
__stack_chk_guard
__divti3
__modti3
memmove
memset
putchar

//--- test.swift
// DEP: ___stack_chk_fail
// DEP: ___stack_chk_guard
// DEP: ___divti3
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