src/test/run-make-fulldeps/coverage-spanview-base/Makefile

   1 # needs-profiler-support
   2
   3 # ISSUE(76038): When targeting MSVC, Rust binaries built with both `-Z instrument-coverage` and
   4 # `-C link-dead-code` typically crash (with a seg-fault) or at best generate an empty `*.profraw`.
   5 # See ../coverage/coverage_tools.mk for more information.
   6
   7 -include ../coverage/coverage_tools.mk
   8
   9 SOURCEDIR=../coverage
  10
  11 all: $(patsubst $(SOURCEDIR)/%.rs,%,$(wildcard $(SOURCEDIR)/*.rs))
  12
  13 # Ensure there are no `expected` results for tests that may have been removed or renamed
  14 .PHONY: clear_expected_if_blessed
  15 clear_expected_if_blessed:
  16 ifdef RUSTC_BLESS_TEST
  17         rm -rf expected_mir_dump.*/
  18 endif
  19
  20 -include clear_expected_if_blessed
  21
  22 %: $(SOURCEDIR)/%.rs
  23         # Compile the test program with coverage instrumentation and generate relevant MIR.
  24         $(RUSTC) $(SOURCEDIR)/$@.rs \
  25                         -Zinstrument-coverage \
  26                         -Clink-dead-code=$(LINK_DEAD_CODE) \
  27                         -Zdump-mir=InstrumentCoverage \
  28                         -Zdump-mir-dir="$(TMPDIR)"/mir_dump.$@
  29
  30 ifdef RUSTC_BLESS_TEST
  31         mkdir -p expected_mir_dump.$@
  32         cp "$(TMPDIR)"/mir_dump.$@/*InstrumentCoverage.0.html expected_mir_dump.$@/
  33 else
  34         # Check that the selected `mir_dump` files match what we expect (`--bless` refreshes `expected`)
  35         mkdir -p "$(TMPDIR)"/actual_mir_dump.$@
  36         rm -f "$(TMPDIR)"/actual_mir_dump.$@/*
  37         cp "$(TMPDIR)"/mir_dump.$@/*InstrumentCoverage.0.html "$(TMPDIR)"/actual_mir_dump.$@/
  38         $(DIFF) -r expected_mir_dump.$@/ "$(TMPDIR)"/actual_mir_dump.$@/
  39 endif