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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /src/test/mir-opt/coverage_graphviz.rs | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/mir-opt/coverage_graphviz.rs')
-rw-r--r-- | src/test/mir-opt/coverage_graphviz.rs | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/test/mir-opt/coverage_graphviz.rs b/src/test/mir-opt/coverage_graphviz.rs new file mode 100644 index 000000000..09403bb3a --- /dev/null +++ b/src/test/mir-opt/coverage_graphviz.rs @@ -0,0 +1,20 @@ +// Test that `-C instrument-coverage` with `-Z dump-mir-graphviz` generates a graphviz (.dot file) +// rendering of the `BasicCoverageBlock` coverage control flow graph, with counters and +// expressions. + +// needs-profiler-support +// compile-flags: -C instrument-coverage -Z dump-mir-graphviz +// EMIT_MIR coverage_graphviz.main.InstrumentCoverage.0.dot +// EMIT_MIR coverage_graphviz.bar.InstrumentCoverage.0.dot +fn main() { + loop { + if bar() { + break; + } + } +} + +#[inline(never)] +fn bar() -> bool { + true +} |