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Partially fix src/test/run-make/coverage-reports when cross-compiling #103178

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Oct 19, 2022
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Partially fix src/test/run-make/coverage-reports when cross-compiling #103178

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9 changes: 7 additions & 2 deletions src/test/run-make/coverage-reports/Makefile
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Original file line number Diff line number Diff line change
@@ -1,6 +1,11 @@
# needs-profiler-support
# ignore-windows-gnu

# FIXME(pietroalbini): this test currently does not work on cross-compiled
# targets because remote-test is not capable of sending back the *.profraw
# files generated by the LLVM instrumentation.
# ignore-cross-compile

# Rust coverage maps support LLVM Coverage Mapping Format versions 5 and 6,
# corresponding with LLVM versions 12 and 13, respectively.
# When upgrading LLVM versions, consider whether to enforce a minimum LLVM
Expand Down Expand Up @@ -81,13 +86,13 @@ include clear_expected_if_blessed
# Compile the test library with coverage instrumentation
$(RUSTC) $(SOURCEDIR)/lib/[email protected] \
$$( sed -n 's/^\/\/ compile-flags: \([^#]*\).*/\1/p' $(SOURCEDIR)/lib/[email protected] ) \
--crate-type rlib -Cinstrument-coverage
--crate-type rlib -Cinstrument-coverage --target $(TARGET)

%: $(SOURCEDIR)/%.rs
# Compile the test program with coverage instrumentation
$(RUSTC) $(SOURCEDIR)/[email protected] \
$$( sed -n 's/^\/\/ compile-flags: \([^#]*\).*/\1/p' $(SOURCEDIR)/[email protected] ) \
-L "$(TMPDIR)" -Cinstrument-coverage
-L "$(TMPDIR)" -Cinstrument-coverage --target $(TARGET)

# Run it in order to generate some profiling data,
# with `LLVM_PROFILE_FILE=<profdata_file>` environment variable set to
Expand Down