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table: .is_used => .usages (a counter, instead of a boolean flag)

pull/8575/head
Delyan Angelov 2021-02-05 10:03:17 +02:00
parent 231182c3ff
commit 80697ec7f3
No known key found for this signature in database
GPG Key ID: 66886C0F12D595ED
3 changed files with 12 additions and 9 deletions
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6
vlib/v/checker/checker.v
View File

@ -1799,7 +1799,7 @@ pub fn (mut c Checker) call_fn(mut call_expr ast.CallExpr) table.Type {
call_expr.name = name_prefixed
found = true
f = f1
c.table.fns[name_prefixed].is_used = true
c.table.fns[name_prefixed].usages++
}
}
if !found && call_expr.left is ast.IndexExpr {
@ -1833,7 +1833,7 @@ pub fn (mut c Checker) call_fn(mut call_expr ast.CallExpr) table.Type {
if f1 := c.table.find_fn(fn_name) {
found = true
f = f1
c.table.fns[fn_name].is_used = true
c.table.fns[fn_name].usages++
}
}
if c.pref.is_script && !found {
@ -1845,7 +1845,7 @@ pub fn (mut c Checker) call_fn(mut call_expr ast.CallExpr) table.Type {
call_expr.name = os_name
found = true
f = f1
c.table.fns[os_name].is_used = true
c.table.fns[os_name].usages++
}
}
// check for arg (var) of fn type

13
vlib/v/gen/c/fn.v
View File

@ -26,13 +26,16 @@ fn (mut g Gen) gen_fn_decl(node ast.FnDecl, skip bool) {
return
}
}
if f := g.table.find_fn(node.name) {
if !f.is_used {
g.writeln('// fn $node.name UNUSED')
// return
*/
if g.pref.experimental {
if f := g.table.find_fn(node.name) {
println('> usages: ${f.usages:-10} | node.name: $node.name')
if f.usages == 0 {
g.writeln('// fn $node.name UNUSED')
return
}
}
}
*/
g.returned_var_name = ''
//

2
vlib/v/table/table.v
View File

@ -39,7 +39,7 @@ pub:
pub mut:
name string
source_fn voidptr // set in the checker, while processing fn declarations
is_used bool
usages int
}
fn (f &Fn) method_equals(o &Fn) bool {