language-servers/roc
1
0
Fork 0
mirror of https://github.com/roc-lang/roc.git synced 2025-09-30 15:21:12 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 6

Fix bug in Num.sqrt

Browse source
This commit is contained in:
Ju Liu 2021-03-28 17:19:33 +01:00
parent c48f415058
commit 8ccdeefdf2
2 changed files with 50 additions and 34 deletions
Download patch file Download diff file Expand all files Collapse all files

54
compiler/can/src/builtins.rs
View file

@ -1138,43 +1138,29 @@ fn num_sqrt(symbol: Symbol, var_store: &mut VarStore) -> Def {
branch_var: ret_var,
cond_var: bool_var,
branches: vec![(
// if-condition
no_region(
// Num.neq denominator 0
RunLowLevel {
op: LowLevel::NotEq,
args: vec![
(float_var, Var(Symbol::ARG_1)),
(float_var, Float(unbound_zero_var, precision_var, 0.0)),
],
ret_var: bool_var,
},
),
// denominator was not zero
no_region(
// Ok (Float.#divUnchecked numerator denominator)
tag(
"Ok",
vec![
// Num.#divUnchecked numerator denominator
RunLowLevel {
op: LowLevel::NumSqrtUnchecked,
args: vec![(float_var, Var(Symbol::ARG_1))],
ret_var: float_var,
},
],
var_store,
),
),
)],
final_else: Box::new(
// denominator was zero
no_region(RunLowLevel {
op: LowLevel::NumGte,
args: vec![
(float_var, Var(Symbol::ARG_1)),
(float_var, Float(unbound_zero_var, precision_var, 0.0)),
],
ret_var: bool_var,
}),
no_region(tag(
"Err",
vec![tag("DivByZero", Vec::new(), var_store)],
"Ok",
vec![RunLowLevel {
op: LowLevel::NumSqrtUnchecked,
args: vec![(float_var, Var(Symbol::ARG_1))],
ret_var: float_var,
}],
var_store,
)),
),
)],
final_else: Box::new(no_region(tag(
"Err",
vec![tag("SqrtOfNegative", Vec::new(), var_store)],
var_store,
))),
};
defn(