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cgen error for dump(x.str()), when x is ?&Type #23557

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spytheman opened this issue Jan 23, 2025 · 1 comment · Fixed by #23563
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cgen error for dump(x.str()), when x is ?&Type #23557

spytheman opened this issue Jan 23, 2025 · 1 comment · Fixed by #23563
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Bug This tag is applied to issues which reports bugs. Compiler Panic The V compiler itself paniced. It should not, it should produce nice and readable errors instead. Unit: cgen Bugs/feature requests, that are related to the default C generating backend.

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@spytheman
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spytheman commented Jan 23, 2025

V version: V 0.4.9 ee66c72, press to see full `v doctor` output
V full version V 0.4.9 bd10e12.ee66c72
OS linux, Ubuntu 20.04.6 LTS
Processor 4 cpus, 64bit, little endian, Intel(R) Core(TM) i3-3225 CPU @ 3.30GHz
Memory 3.7GB/15.05GB
V executable /home/delian/code/v/v
V last modified time 2025-01-23 10:23:44
V home dir OK, value: /home/delian/code/v
VMODULES OK, value: /home/delian/.vmodules
VTMP OK, value: /tmp/v_1000
Current working dir OK, value: /home/delian/code/v
Git version git version 2.47.1
V git status weekly.2025.03-26-gee66c72a (1 commit(s) behind V master)
.git/config present true
cc version cc (Ubuntu 10.5.0-1ubuntu1~20.04) 10.5.0
gcc version gcc (Ubuntu 10.5.0-1ubuntu1~20.04) 10.5.0
clang version clang version 10.0.0-4ubuntu1
tcc version tcc version 0.9.28rc 2024-07-31 HEAD@1cee0908 (x86_64 Linux)
tcc git status thirdparty-linux-amd64 0134e9b9
emcc version N/A
glibc version ldd (Ubuntu GLIBC 2.31-0ubuntu9.16) 2.31

What did you do?
./v -g -o vdbg cmd/v && ./vdbg bug1.v && bug1

module main

import net.html

fn main() {
	mut doc := html.parse('<body><div class="Box-footer"><div class="Truncate">abc</div></div></body>')
	footer := doc.get_tags_by_class_name('Box-footer')[0]
	hrefs := footer.get_tag_by_class_name('Truncate')
	dump(hrefs.str()) // cgen error
}

What did you see?

================== C compilation error (from tcc): ==============
cc: /tmp/v_1000/bug1.01JJ9C4C4287996882AEZM1T5V.tmp.c:8693: error: cannot convert 'struct _option_net__html__Tag_ptr' to 'struct net__html__Tag *'
=================================================================
(You can pass `-cg`, or `-show-c-output` as well, to print all the C error messages).

What did you expect to see?

compiled program

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@spytheman spytheman added Bug This tag is applied to issues which reports bugs. Compiler Panic The V compiler itself paniced. It should not, it should produce nice and readable errors instead. Unit: cgen Bugs/feature requests, that are related to the default C generating backend. labels Jan 23, 2025
@spytheman spytheman changed the title cgen error for dump(x), when x is ?&Type cgen error for dump(x.str()), when x is ?&Type Jan 23, 2025
@spytheman spytheman changed the title cgen error for dump(x.str()), when x is ?&Type cgen error for dump(x.str()), when x is ?&Type Jan 23, 2025
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Labels
Bug This tag is applied to issues which reports bugs. Compiler Panic The V compiler itself paniced. It should not, it should produce nice and readable errors instead. Unit: cgen Bugs/feature requests, that are related to the default C generating backend.
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