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Diffstat (limited to '')
-rw-r--r-- | src/tools/clippy/tests/ui/assign_ops.rs | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/src/tools/clippy/tests/ui/assign_ops.rs b/src/tools/clippy/tests/ui/assign_ops.rs new file mode 100644 index 000000000..337bb02c8 --- /dev/null +++ b/src/tools/clippy/tests/ui/assign_ops.rs @@ -0,0 +1,32 @@ +// run-rustfix + +use core::num::Wrapping; + +#[allow(dead_code, unused_assignments)] +#[warn(clippy::assign_op_pattern)] +fn main() { + let mut a = 5; + a = a + 1; + a = 1 + a; + a = a - 1; + a = a * 99; + a = 42 * a; + a = a / 2; + a = a % 5; + a = a & 1; + a = 1 - a; + a = 5 / a; + a = 42 % a; + a = 6 << a; + let mut s = String::new(); + s = s + "bla"; + + // Issue #9180 + let mut a = Wrapping(0u32); + a = a + Wrapping(1u32); + let mut v = vec![0u32, 1u32]; + v[0] = v[0] + v[1]; + let mut v = vec![Wrapping(0u32), Wrapping(1u32)]; + v[0] = v[0] + v[1]; + let _ = || v[0] = v[0] + v[1]; +} |