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cgen: fix for iteration over fixed array literal (#8159)

This commit is contained in:
Uwe Krüger 2021-01-17 10:44:15 +01:00 committed by GitHub
parent a008c8254c
commit e4850cd6dd
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2 changed files with 21 additions and 3 deletions

View File

@ -1278,11 +1278,12 @@ fn (mut g Gen) for_in(it ast.ForInStmt) {
atmp := g.new_tmp_var()
atmp_type := g.typ(it.cond_type)
if !it.cond.is_lvalue() {
g.error('for in: unhandled condition `$it.cond`', it.pos)
g.write('$atmp_type *$atmp = &(($atmp_type)')
} else {
g.write('$atmp_type *$atmp = &(')
}
// TODO rvalue cond
g.write('$atmp_type *$atmp = &')
g.expr(it.cond)
g.writeln(')')
g.writeln(';')
i := if it.key_var in ['', '_'] { g.new_tmp_var() } else { it.key_var }
cond_sym := g.table.get_type_symbol(it.cond_type)

View File

@ -68,3 +68,20 @@ fn test_fixed_array_can_be_passed_as_mut_arg() {
change_first_element(mut arr2)
assert arr2 == [[0,2,3]!, [4,5,6]!, [7,8,9]!]!
}
fn test_iteration_over_fixed_array() {
mut s := u16(0)
arr := [u16(3), 2, 17, 23]!
for v in arr {
s += v
}
assert s == 45
}
fn test_iteration_over_fixed_array_literal() {
mut s := 0.0
for v in [0.5, -2.25, 3.75, 12.0, 13.25]! {
s += v
}
assert s == 27.25
}