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Diffstat (limited to 'src/test/mir-opt/exponential-or.rs')
-rw-r--r-- | src/test/mir-opt/exponential-or.rs | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/src/test/mir-opt/exponential-or.rs b/src/test/mir-opt/exponential-or.rs new file mode 100644 index 000000000..0b8be8385 --- /dev/null +++ b/src/test/mir-opt/exponential-or.rs @@ -0,0 +1,11 @@ +// Test that simple or-patterns don't get expanded to exponentially large CFGs + +// EMIT_MIR exponential_or.match_tuple.SimplifyCfg-initial.after.mir +fn match_tuple(x: (u32, bool, Option<i32>, u32)) -> u32 { + match x { + (y @ (1 | 4), true | false, Some(1 | 8) | None, z @ (6..=9 | 13..=16)) => y ^ z, + _ => 0, + } +} + +fn main() {} |