diff options
Diffstat (limited to 'tests/mir-opt/coverage/instrument_coverage_cleanup.rs')
| -rw-r--r-- | tests/mir-opt/coverage/instrument_coverage_cleanup.rs | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/tests/mir-opt/coverage/instrument_coverage_cleanup.rs b/tests/mir-opt/coverage/instrument_coverage_cleanup.rs new file mode 100644 index 00000000000..acc544a28af --- /dev/null +++ b/tests/mir-opt/coverage/instrument_coverage_cleanup.rs @@ -0,0 +1,21 @@ +// Test that CleanupPostBorrowck cleans up the marker statements that are +// inserted during MIR building (after InstrumentCoverage is done with them), +// but leaves the statements that were added by InstrumentCoverage. +// +// Removed statement kinds: BlockMarker, SpanMarker +// Retained statement kinds: CounterIncrement, ExpressionUsed + +//@ test-mir-pass: InstrumentCoverage +//@ compile-flags: -Cinstrument-coverage -Zcoverage-options=branch -Zno-profiler-runtime + +// EMIT_MIR instrument_coverage_cleanup.main.InstrumentCoverage.diff +// EMIT_MIR instrument_coverage_cleanup.main.CleanupPostBorrowck.diff +fn main() { + if !core::hint::black_box(true) {} +} + +// CHECK-NOT: Coverage::BlockMarker +// CHECK-NOT: Coverage::SpanMarker +// CHECK: Coverage::CounterIncrement +// CHECK-NOT: Coverage::BlockMarker +// CHECK-NOT: Coverage::SpanMarker |