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cgen: fix dump() multi ptr (fix #16247) (#16251)

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shove 2022-10-29 15:07:28 +08:00 committed by GitHub
parent a988ef3474
commit 93d765eeee
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 25 additions and 6 deletions
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17
vlib/v/gen/c/dumpexpr.v
View File

@ -16,7 +16,8 @@ fn (mut g Gen) dump_expr(node ast.DumpExpr) {
if g.table.sym(node.expr_type).language == .c {
name = name[3..]
}
dump_fn_name := '_v_dump_expr_$name' + (if node.expr_type.is_ptr() { '_ptr' } else { '' })
dump_fn_name := '_v_dump_expr_$name' +
(if node.expr_type.is_ptr() { '_ptr'.repeat(node.expr_type.nr_muls()) } else { '' })
g.write(' ${dump_fn_name}(${ctoslit(fpath)}, $line, $sexpr, ')
if node.expr_type.has_flag(.shared_f) {
g.write('&')
@ -39,10 +40,11 @@ fn (mut g Gen) dump_expr_definitions() {
name = name[3..]
}
_, str_method_expects_ptr, _ := dump_sym.str_method_info()
is_ptr := ast.Type(dump_type).is_ptr()
typ := ast.Type(dump_type)
is_ptr := typ.is_ptr()
deref, _ := deref_kind(str_method_expects_ptr, is_ptr, dump_type)
to_string_fn_name := g.get_str_fn(ast.Type(dump_type).clear_flag(.shared_f))
ptr_asterisk := if is_ptr { '*' } else { '' }
to_string_fn_name := g.get_str_fn(typ.clear_flag(.shared_f))
ptr_asterisk := if is_ptr { '*'.repeat(typ.nr_muls()) } else { '' }
mut str_dumparg_type := g.cc_type(dump_type, true) + ptr_asterisk
if dump_sym.kind == .function {
fninfo := dump_sym.info as ast.FnType
@ -53,7 +55,8 @@ fn (mut g Gen) dump_expr_definitions() {
g.go_back(str_tdef.len)
dump_typedefs['typedef $str_tdef;'] = true
}
dump_fn_name := '_v_dump_expr_$name' + (if is_ptr { '_ptr' } else { '' })
dump_fn_name := '_v_dump_expr_$name' +
(if is_ptr { '_ptr'.repeat(typ.nr_muls()) } else { '' })
dump_fn_defs.writeln('$str_dumparg_type ${dump_fn_name}(string fpath, int line, string sexpr, $str_dumparg_type dump_arg);')
if g.writeln_fn_header('$str_dumparg_type ${dump_fn_name}(string fpath, int line, string sexpr, $str_dumparg_type dump_arg)', mut
dump_fns)
@ -88,7 +91,9 @@ fn (mut g Gen) dump_expr_definitions() {
dump_fns.writeln("\tstrings__Builder_write_rune(&sb, ':');")
dump_fns.writeln("\tstrings__Builder_write_rune(&sb, ' ');")
if is_ptr {
dump_fns.writeln("\tstrings__Builder_write_rune(&sb, '&');")
for i := 0; i < typ.nr_muls(); i++ {
dump_fns.writeln("\tstrings__Builder_write_rune(&sb, '&');")
}
}
dump_fns.writeln('\tstrings__Builder_write_string(&sb, value);')
dump_fns.writeln("\tstrings__Builder_write_rune(&sb, '\\n');")

4
vlib/v/tests/inout/dump_multiple_ptr.out Normal file
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@ -0,0 +1,4 @@
[vlib/v/tests/inout/dump_multiple_ptr.vv:3] i: 42
[vlib/v/tests/inout/dump_multiple_ptr.vv:5] ir: &42
[vlib/v/tests/inout/dump_multiple_ptr.vv:7] irr: &&42
[vlib/v/tests/inout/dump_multiple_ptr.vv:9] irrr: &&&42

10
vlib/v/tests/inout/dump_multiple_ptr.vv Normal file
View File

@ -0,0 +1,10 @@
fn main() {
i := 42
dump(i)
ir := &i
dump(ir)
irr := &ir
dump(irr)
irrr := &irr
dump(irrr)
}