mirror of
https://github.com/rust-lang/rust-clippy
synced 2024-11-24 05:33:27 +00:00
[arithmetic-side-effects] Consider negative numbers and add more tests
This commit is contained in:
Caio
parent
179a22f624
commit
4262aebeaa
5 changed files with 304 additions and 62 deletions
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@ -2,7 +2,7 @@ use super::ARITHMETIC_SIDE_EFFECTS;
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use clippy_utils::{
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consts::{constant, constant_simple},
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diagnostics::span_lint,
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peel_hir_expr_refs,
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peel_hir_expr_refs, peel_hir_expr_unary,
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};
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use rustc_ast as ast;
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use rustc_data_structures::fx::{FxHashMap, FxHashSet};
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@ -98,8 +98,11 @@ impl ArithmeticSideEffects {
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}
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/// If `expr` is not a literal integer like `1`, returns `None`.
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///
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/// Returns the absolute value of the expression, if this is an integer literal.
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fn literal_integer(expr: &hir::Expr<'_>) -> Option<u128> {
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if let hir::ExprKind::Lit(ref lit) = expr.kind && let ast::LitKind::Int(n, _) = lit.node {
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let actual = peel_hir_expr_unary(expr).0;
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if let hir::ExprKind::Lit(ref lit) = actual.kind && let ast::LitKind::Int(n, _) = lit.node {
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Some(n)
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}
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else {
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@ -123,12 +126,12 @@ impl ArithmeticSideEffects {
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if !matches!(
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op.node,
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hir::BinOpKind::Add
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| hir::BinOpKind::Sub
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| hir::BinOpKind::Mul
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| hir::BinOpKind::Div
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| hir::BinOpKind::Mul
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| hir::BinOpKind::Rem
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| hir::BinOpKind::Shl
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| hir::BinOpKind::Shr
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| hir::BinOpKind::Sub
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) {
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return;
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};
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@ -2258,6 +2258,18 @@ pub fn peel_n_hir_expr_refs<'a>(expr: &'a Expr<'a>, count: usize) -> (&'a Expr<'
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(e, count - remaining)
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}
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/// Peels off all unary operators of an expression. Returns the underlying expression and the number
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/// of operators removed.
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pub fn peel_hir_expr_unary<'a>(expr: &'a Expr<'a>) -> (&'a Expr<'a>, usize) {
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let mut count: usize = 0;
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let mut curr_expr = expr;
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while let ExprKind::Unary(_, local_expr) = curr_expr.kind {
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count = count.wrapping_add(1);
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curr_expr = local_expr;
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}
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(curr_expr, count)
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}
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/// Peels off all references on the expression. Returns the underlying expression and the number of
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/// references removed.
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pub fn peel_hir_expr_refs<'a>(expr: &'a Expr<'a>) -> (&'a Expr<'a>, usize) {
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@ -107,7 +107,7 @@ fn rhs_is_different() {
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fn unary() {
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// is explicitly on the list
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let _ = -OutOfNames;
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// is specifically on the list
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// is explicitly on the list
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let _ = -Foo;
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// not on the list
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let _ = -Bar;
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@ -2,6 +2,7 @@
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clippy::assign_op_pattern,
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clippy::erasing_op,
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clippy::identity_op,
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clippy::no_effect,
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clippy::op_ref,
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clippy::unnecessary_owned_empty_strings,
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arithmetic_overflow,
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@ -125,6 +126,18 @@ pub fn non_overflowing_ops_or_ops_already_handled_by_the_compiler_should_not_tri
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_n *= &0;
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_n *= 1;
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_n *= &1;
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_n += -0;
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_n += &-0;
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_n -= -0;
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_n -= &-0;
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_n /= -99;
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_n /= &-99;
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_n %= -99;
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_n %= &-99;
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_n *= -0;
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_n *= &-0;
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_n *= -1;
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_n *= &-1;
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// Binary
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_n = _n + 0;
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@ -158,7 +171,7 @@ pub fn non_overflowing_ops_or_ops_already_handled_by_the_compiler_should_not_tri
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_n = -&i32::MIN;
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}
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pub fn runtime_ops() {
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pub fn unknown_ops_or_runtime_ops_that_can_overflow() {
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let mut _n = i32::MAX;
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// Assign
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@ -172,6 +185,16 @@ pub fn runtime_ops() {
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_n %= &0;
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_n *= 2;
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_n *= &2;
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_n += -1;
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_n += &-1;
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_n -= -1;
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_n -= &-1;
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_n /= -0;
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_n /= &-0;
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_n %= -0;
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_n %= &-0;
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_n *= -2;
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_n *= &-2;
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// Binary
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_n = _n + 1;
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@ -225,4 +248,46 @@ pub fn runtime_ops() {
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_n = -&_n;
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}
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// Copied and pasted from the `integer_arithmetic` lint for comparison.
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pub fn integer_arithmetic() {
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let mut i = 1i32;
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let mut var1 = 0i32;
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let mut var2 = -1i32;
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1 + i;
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i * 2;
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1 % i / 2;
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i - 2 + 2 - i;
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-i;
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i >> 1;
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i << 1;
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-1;
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-(-1);
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i & 1;
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i | 1;
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i ^ 1;
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i += 1;
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i -= 1;
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i *= 2;
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i /= 2;
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i /= 0;
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i /= -1;
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i /= var1;
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i /= var2;
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i %= 2;
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i %= 0;
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i %= -1;
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i %= var1;
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i %= var2;
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i <<= 3;
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i >>= 2;
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i |= 1;
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i &= 1;
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i ^= i;
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}
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fn main() {}
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@ -1,5 +1,5 @@
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:165:5
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--> $DIR/arithmetic_side_effects.rs:178:5
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LL | _n += 1;
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| ^^^^^^^
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@ -7,328 +7,490 @@ LL | _n += 1;
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= note: `-D clippy::arithmetic-side-effects` implied by `-D warnings`
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:166:5
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--> $DIR/arithmetic_side_effects.rs:179:5
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LL | _n += &1;
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| ^^^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:167:5
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--> $DIR/arithmetic_side_effects.rs:180:5
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LL | _n -= 1;
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| ^^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:168:5
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--> $DIR/arithmetic_side_effects.rs:181:5
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LL | _n -= &1;
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| ^^^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:169:5
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--> $DIR/arithmetic_side_effects.rs:182:5
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LL | _n /= 0;
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| ^^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:170:5
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--> $DIR/arithmetic_side_effects.rs:183:5
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LL | _n /= &0;
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| ^^^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:171:5
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--> $DIR/arithmetic_side_effects.rs:184:5
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LL | _n %= 0;
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| ^^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:172:5
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--> $DIR/arithmetic_side_effects.rs:185:5
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LL | _n %= &0;
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| ^^^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:173:5
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--> $DIR/arithmetic_side_effects.rs:186:5
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LL | _n *= 2;
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| ^^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:174:5
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--> $DIR/arithmetic_side_effects.rs:187:5
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LL | _n *= &2;
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| ^^^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:177:10
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--> $DIR/arithmetic_side_effects.rs:188:5
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LL | _n += -1;
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| ^^^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:189:5
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LL | _n += &-1;
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| ^^^^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:190:5
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LL | _n -= -1;
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| ^^^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:191:5
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LL | _n -= &-1;
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| ^^^^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:192:5
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LL | _n /= -0;
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| ^^^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:193:5
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LL | _n /= &-0;
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| ^^^^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:194:5
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LL | _n %= -0;
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| ^^^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:195:5
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LL | _n %= &-0;
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| ^^^^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:196:5
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LL | _n *= -2;
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| ^^^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:197:5
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LL | _n *= &-2;
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| ^^^^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:200:10
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LL | _n = _n + 1;
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| ^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:178:10
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--> $DIR/arithmetic_side_effects.rs:201:10
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LL | _n = _n + &1;
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| ^^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:179:10
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--> $DIR/arithmetic_side_effects.rs:202:10
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LL | _n = 1 + _n;
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| ^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:180:10
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--> $DIR/arithmetic_side_effects.rs:203:10
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LL | _n = &1 + _n;
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| ^^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:181:10
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--> $DIR/arithmetic_side_effects.rs:204:10
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LL | _n = _n - 1;
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| ^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:182:10
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--> $DIR/arithmetic_side_effects.rs:205:10
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LL | _n = _n - &1;
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| ^^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:183:10
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--> $DIR/arithmetic_side_effects.rs:206:10
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LL | _n = 1 - _n;
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| ^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:184:10
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--> $DIR/arithmetic_side_effects.rs:207:10
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|
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LL | _n = &1 - _n;
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| ^^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:185:10
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--> $DIR/arithmetic_side_effects.rs:208:10
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LL | _n = _n / 0;
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| ^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:186:10
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--> $DIR/arithmetic_side_effects.rs:209:10
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|
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LL | _n = _n / &0;
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| ^^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:187:10
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--> $DIR/arithmetic_side_effects.rs:210:10
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|
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LL | _n = _n % 0;
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| ^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:188:10
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--> $DIR/arithmetic_side_effects.rs:211:10
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|
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LL | _n = _n % &0;
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| ^^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:189:10
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--> $DIR/arithmetic_side_effects.rs:212:10
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|
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LL | _n = _n * 2;
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| ^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:190:10
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--> $DIR/arithmetic_side_effects.rs:213:10
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|
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LL | _n = _n * &2;
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| ^^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:191:10
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--> $DIR/arithmetic_side_effects.rs:214:10
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|
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LL | _n = 2 * _n;
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| ^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:192:10
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--> $DIR/arithmetic_side_effects.rs:215:10
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|
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LL | _n = &2 * _n;
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| ^^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:193:10
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--> $DIR/arithmetic_side_effects.rs:216:10
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|
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LL | _n = 23 + &85;
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| ^^^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:194:10
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--> $DIR/arithmetic_side_effects.rs:217:10
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|
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LL | _n = &23 + 85;
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| ^^^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:195:10
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--> $DIR/arithmetic_side_effects.rs:218:10
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|
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LL | _n = &23 + &85;
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| ^^^^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:198:13
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--> $DIR/arithmetic_side_effects.rs:221:13
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|
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LL | let _ = Custom + 0;
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| ^^^^^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:199:13
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--> $DIR/arithmetic_side_effects.rs:222:13
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|
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LL | let _ = Custom + 1;
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| ^^^^^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:200:13
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--> $DIR/arithmetic_side_effects.rs:223:13
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|
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LL | let _ = Custom + 2;
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| ^^^^^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:201:13
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--> $DIR/arithmetic_side_effects.rs:224:13
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|
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LL | let _ = Custom + 0.0;
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| ^^^^^^^^^^^^
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error: arithmetic operation that can potentially result in unexpected side-effects
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--> $DIR/arithmetic_side_effects.rs:202:13
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--> $DIR/arithmetic_side_effects.rs:225:13
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|
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LL | let _ = Custom + 1.0;
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| ^^^^^^^^^^^^
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||||
error: arithmetic operation that can potentially result in unexpected side-effects
|
||||
--> $DIR/arithmetic_side_effects.rs:203:13
|
||||
--> $DIR/arithmetic_side_effects.rs:226:13
|
||||
|
|
||||
LL | let _ = Custom + 2.0;
|
||||
| ^^^^^^^^^^^^
|
||||
|
||||
error: arithmetic operation that can potentially result in unexpected side-effects
|
||||
--> $DIR/arithmetic_side_effects.rs:204:13
|
||||
--> $DIR/arithmetic_side_effects.rs:227:13
|
||||
|
|
||||
LL | let _ = Custom - 0;
|
||||
| ^^^^^^^^^^
|
||||
|
||||
error: arithmetic operation that can potentially result in unexpected side-effects
|
||||
--> $DIR/arithmetic_side_effects.rs:205:13
|
||||
--> $DIR/arithmetic_side_effects.rs:228:13
|
||||
|
|
||||
LL | let _ = Custom - 1;
|
||||
| ^^^^^^^^^^
|
||||
|
||||
error: arithmetic operation that can potentially result in unexpected side-effects
|
||||
--> $DIR/arithmetic_side_effects.rs:206:13
|
||||
--> $DIR/arithmetic_side_effects.rs:229:13
|
||||
|
|
||||
LL | let _ = Custom - 2;
|
||||
| ^^^^^^^^^^
|
||||
|
||||
error: arithmetic operation that can potentially result in unexpected side-effects
|
||||
--> $DIR/arithmetic_side_effects.rs:207:13
|
||||
--> $DIR/arithmetic_side_effects.rs:230:13
|
||||
|
|
||||
LL | let _ = Custom - 0.0;
|
||||
| ^^^^^^^^^^^^
|
||||
|
||||
error: arithmetic operation that can potentially result in unexpected side-effects
|
||||
--> $DIR/arithmetic_side_effects.rs:208:13
|
||||
--> $DIR/arithmetic_side_effects.rs:231:13
|
||||
|
|
||||
LL | let _ = Custom - 1.0;
|
||||
| ^^^^^^^^^^^^
|
||||
|
||||
error: arithmetic operation that can potentially result in unexpected side-effects
|
||||
--> $DIR/arithmetic_side_effects.rs:209:13
|
||||
--> $DIR/arithmetic_side_effects.rs:232:13
|
||||
|
|
||||
LL | let _ = Custom - 2.0;
|
||||
| ^^^^^^^^^^^^
|
||||
|
||||
error: arithmetic operation that can potentially result in unexpected side-effects
|
||||
--> $DIR/arithmetic_side_effects.rs:210:13
|
||||
--> $DIR/arithmetic_side_effects.rs:233:13
|
||||
|
|
||||
LL | let _ = Custom / 0;
|
||||
| ^^^^^^^^^^
|
||||
|
||||
error: arithmetic operation that can potentially result in unexpected side-effects
|
||||
--> $DIR/arithmetic_side_effects.rs:211:13
|
||||
--> $DIR/arithmetic_side_effects.rs:234:13
|
||||
|
|
||||
LL | let _ = Custom / 1;
|
||||
| ^^^^^^^^^^
|
||||
|
||||
error: arithmetic operation that can potentially result in unexpected side-effects
|
||||
--> $DIR/arithmetic_side_effects.rs:212:13
|
||||
--> $DIR/arithmetic_side_effects.rs:235:13
|
||||
|
|
||||
LL | let _ = Custom / 2;
|
||||
| ^^^^^^^^^^
|
||||
|
||||
error: arithmetic operation that can potentially result in unexpected side-effects
|
||||
--> $DIR/arithmetic_side_effects.rs:213:13
|
||||
--> $DIR/arithmetic_side_effects.rs:236:13
|
||||
|
|
||||
LL | let _ = Custom / 0.0;
|
||||
| ^^^^^^^^^^^^
|
||||
|
||||
error: arithmetic operation that can potentially result in unexpected side-effects
|
||||
--> $DIR/arithmetic_side_effects.rs:214:13
|
||||
--> $DIR/arithmetic_side_effects.rs:237:13
|
||||
|
|
||||
LL | let _ = Custom / 1.0;
|
||||
| ^^^^^^^^^^^^
|
||||
|
||||
error: arithmetic operation that can potentially result in unexpected side-effects
|
||||
--> $DIR/arithmetic_side_effects.rs:215:13
|
||||
--> $DIR/arithmetic_side_effects.rs:238:13
|
||||
|
|
||||
LL | let _ = Custom / 2.0;
|
||||
| ^^^^^^^^^^^^
|
||||
|
||||
error: arithmetic operation that can potentially result in unexpected side-effects
|
||||
--> $DIR/arithmetic_side_effects.rs:216:13
|
||||
--> $DIR/arithmetic_side_effects.rs:239:13
|
||||
|
|
||||
LL | let _ = Custom * 0;
|
||||
| ^^^^^^^^^^
|
||||
|
||||
error: arithmetic operation that can potentially result in unexpected side-effects
|
||||
--> $DIR/arithmetic_side_effects.rs:217:13
|
||||
--> $DIR/arithmetic_side_effects.rs:240:13
|
||||
|
|
||||
LL | let _ = Custom * 1;
|
||||
| ^^^^^^^^^^
|
||||
|
||||
error: arithmetic operation that can potentially result in unexpected side-effects
|
||||
--> $DIR/arithmetic_side_effects.rs:218:13
|
||||
--> $DIR/arithmetic_side_effects.rs:241:13
|
||||
|
|
||||
LL | let _ = Custom * 2;
|
||||
| ^^^^^^^^^^
|
||||
|
||||
error: arithmetic operation that can potentially result in unexpected side-effects
|
||||
--> $DIR/arithmetic_side_effects.rs:219:13
|
||||
--> $DIR/arithmetic_side_effects.rs:242:13
|
||||
|
|
||||
LL | let _ = Custom * 0.0;
|
||||
| ^^^^^^^^^^^^
|
||||
|
||||
error: arithmetic operation that can potentially result in unexpected side-effects
|
||||
--> $DIR/arithmetic_side_effects.rs:220:13
|
||||
--> $DIR/arithmetic_side_effects.rs:243:13
|
||||
|
|
||||
LL | let _ = Custom * 1.0;
|
||||
| ^^^^^^^^^^^^
|
||||
|
||||
error: arithmetic operation that can potentially result in unexpected side-effects
|
||||
--> $DIR/arithmetic_side_effects.rs:221:13
|
||||
--> $DIR/arithmetic_side_effects.rs:244:13
|
||||
|
|
||||
LL | let _ = Custom * 2.0;
|
||||
| ^^^^^^^^^^^^
|
||||
|
||||
error: arithmetic operation that can potentially result in unexpected side-effects
|
||||
--> $DIR/arithmetic_side_effects.rs:224:10
|
||||
--> $DIR/arithmetic_side_effects.rs:247:10
|
||||
|
|
||||
LL | _n = -_n;
|
||||
| ^^^
|
||||
|
||||
error: arithmetic operation that can potentially result in unexpected side-effects
|
||||
--> $DIR/arithmetic_side_effects.rs:225:10
|
||||
--> $DIR/arithmetic_side_effects.rs:248:10
|
||||
|
|
||||
LL | _n = -&_n;
|
||||
| ^^^^
|
||||
|
||||
error: aborting due to 55 previous errors
|
||||
error: arithmetic operation that can potentially result in unexpected side-effects
|
||||
--> $DIR/arithmetic_side_effects.rs:257:5
|
||||
|
|
||||
LL | 1 + i;
|
||||
| ^^^^^
|
||||
|
||||
error: arithmetic operation that can potentially result in unexpected side-effects
|
||||
--> $DIR/arithmetic_side_effects.rs:258:5
|
||||
|
|
||||
LL | i * 2;
|
||||
| ^^^^^
|
||||
|
||||
error: arithmetic operation that can potentially result in unexpected side-effects
|
||||
--> $DIR/arithmetic_side_effects.rs:260:5
|
||||
|
|
||||
LL | i - 2 + 2 - i;
|
||||
| ^^^^^^^^^^^^^
|
||||
|
||||
error: arithmetic operation that can potentially result in unexpected side-effects
|
||||
--> $DIR/arithmetic_side_effects.rs:261:5
|
||||
|
|
||||
LL | -i;
|
||||
| ^^
|
||||
|
||||
error: arithmetic operation that can potentially result in unexpected side-effects
|
||||
--> $DIR/arithmetic_side_effects.rs:262:5
|
||||
|
|
||||
LL | i >> 1;
|
||||
| ^^^^^^
|
||||
|
||||
error: arithmetic operation that can potentially result in unexpected side-effects
|
||||
--> $DIR/arithmetic_side_effects.rs:263:5
|
||||
|
|
||||
LL | i << 1;
|
||||
| ^^^^^^
|
||||
|
||||
error: arithmetic operation that can potentially result in unexpected side-effects
|
||||
--> $DIR/arithmetic_side_effects.rs:272:5
|
||||
|
|
||||
LL | i += 1;
|
||||
| ^^^^^^
|
||||
|
||||
error: arithmetic operation that can potentially result in unexpected side-effects
|
||||
--> $DIR/arithmetic_side_effects.rs:273:5
|
||||
|
|
||||
LL | i -= 1;
|
||||
| ^^^^^^
|
||||
|
||||
error: arithmetic operation that can potentially result in unexpected side-effects
|
||||
--> $DIR/arithmetic_side_effects.rs:274:5
|
||||
|
|
||||
LL | i *= 2;
|
||||
| ^^^^^^
|
||||
|
||||
error: arithmetic operation that can potentially result in unexpected side-effects
|
||||
--> $DIR/arithmetic_side_effects.rs:276:5
|
||||
|
|
||||
LL | i /= 0;
|
||||
| ^^^^^^
|
||||
|
||||
error: arithmetic operation that can potentially result in unexpected side-effects
|
||||
--> $DIR/arithmetic_side_effects.rs:278:5
|
||||
|
|
||||
LL | i /= var1;
|
||||
| ^^^^^^^^^
|
||||
|
||||
error: arithmetic operation that can potentially result in unexpected side-effects
|
||||
--> $DIR/arithmetic_side_effects.rs:279:5
|
||||
|
|
||||
LL | i /= var2;
|
||||
| ^^^^^^^^^
|
||||
|
||||
error: arithmetic operation that can potentially result in unexpected side-effects
|
||||
--> $DIR/arithmetic_side_effects.rs:281:5
|
||||
|
|
||||
LL | i %= 0;
|
||||
| ^^^^^^
|
||||
|
||||
error: arithmetic operation that can potentially result in unexpected side-effects
|
||||
--> $DIR/arithmetic_side_effects.rs:283:5
|
||||
|
|
||||
LL | i %= var1;
|
||||
| ^^^^^^^^^
|
||||
|
||||
error: arithmetic operation that can potentially result in unexpected side-effects
|
||||
--> $DIR/arithmetic_side_effects.rs:284:5
|
||||
|
|
||||
LL | i %= var2;
|
||||
| ^^^^^^^^^
|
||||
|
||||
error: arithmetic operation that can potentially result in unexpected side-effects
|
||||
--> $DIR/arithmetic_side_effects.rs:285:5
|
||||
|
|
||||
LL | i <<= 3;
|
||||
| ^^^^^^^
|
||||
|
||||
error: arithmetic operation that can potentially result in unexpected side-effects
|
||||
--> $DIR/arithmetic_side_effects.rs:286:5
|
||||
|
|
||||
LL | i >>= 2;
|
||||
| ^^^^^^^
|
||||
|
||||
error: aborting due to 82 previous errors
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue