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ci,ast: fix errors with -fsanitize=thread after 7d81633

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Delyan Angelov 2024-08-21 10:19:17 +03:00
parent fdc3a9c11c
commit 0117c7f30b
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1 changed files with 9 additions and 8 deletions
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17
vlib/v/ast/ast.v
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@ -8,6 +8,7 @@ import v.token
import v.errors
import v.util
import v.pref
import sync.stdatomic
pub type TypeDecl = AliasTypeDecl | FnTypeDecl | SumTypeDecl
@ -2095,25 +2096,25 @@ pub fn (expr Expr) is_blank_ident() bool {
return false
}
__global nested_expr_pos_calls = 0
__global nested_expr_pos_calls = i64(0)
// values above 14000 risk stack overflow by default on macos in Expr.pos() calls
const max_nested_expr_pos_calls = 5000
pub fn (expr Expr) pos() token.Pos {
// all uncommented have to be implemented
// Note: please do not print here. the language server will hang
// as it uses STDIO primarily to communicate ~Ned
nested_expr_pos_calls++
if nested_expr_pos_calls > ast.max_nested_expr_pos_calls {
pos_calls := stdatomic.add_i64(&nested_expr_pos_calls, 1)
if pos_calls > ast.max_nested_expr_pos_calls {
$if panic_on_deeply_nested_expr_pos_calls ? {
eprintln('${@LOCATION}: too many nested Expr.pos() calls: ${nested_expr_pos_calls}, expr type: ${expr.type_name()}')
eprintln('${@LOCATION}: too many nested Expr.pos() calls: ${pos_calls}, expr type: ${expr.type_name()}')
exit(1)
}
return token.Pos{}
}
defer {
nested_expr_pos_calls--
stdatomic.sub_i64(&nested_expr_pos_calls, 1)
}
// all uncommented have to be implemented
// Note: please do not print here. the language server will hang
// as it uses STDIO primarily to communicate ~Ned
return match expr {
AnonFn {
expr.decl.pos