diff options
Diffstat (limited to 'src/test/run-pass-valgrind/coerce-match-calls.rs')
-rw-r--r-- | src/test/run-pass-valgrind/coerce-match-calls.rs | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/test/run-pass-valgrind/coerce-match-calls.rs b/src/test/run-pass-valgrind/coerce-match-calls.rs new file mode 100644 index 000000000..60943aad8 --- /dev/null +++ b/src/test/run-pass-valgrind/coerce-match-calls.rs @@ -0,0 +1,15 @@ +// Check that coercions are propagated through match and if expressions. + +// pretty-expanded FIXME #23616 + +use std::boxed::Box; + +pub fn main() { + let _: Box<[isize]> = if true { Box::new([1, 2, 3]) } else { Box::new([1]) }; + + let _: Box<[isize]> = match true { true => Box::new([1, 2, 3]), false => Box::new([1]) }; + + // Check we don't get over-keen at propagating coercions in the case of casts. + let x = if true { 42 } else { 42u8 } as u16; + let x = match true { true => 42, false => 42u8 } as u16; +} |