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From: "mariappan.balraj at gmail dot com"
 <sourceware-bugzilla@sourceware.org>
To: gdb-prs@sourceware.org
Subject: [Bug go/30038] When using CGO and C code is calling GO function, not
 getting call stack of C from core dump. Only getting call stack of GO.
Date: Mon, 13 Feb 2023 09:41:21 +0000
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https://sourceware.org/bugzilla/show_bug.cgi?id=3D30038

--- Comment #4 from mariappan balraj <mariappan.balraj at gmail dot com> ---
Hello GDB experts,

Can someone please help to resolve this issue?

Best Regards
Mariappan

On Wed, Jan 25, 2023 at 10:51 AM mariappan balraj <
mariappan.balraj@gmail.com> wrote:

> Hi Tom Tromey,
>
> Thanks for looking into this.
>
> Please find the steps:
> 1) Create a directory named TEST
> 2) In TEST create 2 GO files, test.go and export.go
>
> =3D=3D=3D>test.go
>
> package main
>
> /*
> #include <stdio.h>
>
> extern void Test4(void);
>
> void test1(void) {
>    Test4();
> }
>
> void test2(void) {
>     int val =3D 2;
>     test1();
> }
>
> void test3(void) {
>     int val =3D 3;
>     test2();
> }
> */
> import "C"
>
> func main() {
>     C.test3()
> }
>
> =3D=3D=3D>export.go
>
> package main
>
> import "C"
>
> //export Test4
> func Test4() {
>     panic("Panic inside Test4")
> }
>
> 3) Run "go mod init test"
> 4) Run "go mod tidy"
> 5) Run "go build ."
> 6) Run "sudo su"
> 7) Run "ulimit -c unlimited"
> 8) Run "echo "core" > /proc/sys/kernel/core_pattern"
> 9) Run "GOTRACEBACK=3Dcrash ./test"
> 10) Run "gdb ./test core.243539"
>
> Best Regards
> Mariappan
>
> On Tue, Jan 24, 2023 at 6:39 PM tromey at sourceware dot org <
> sourceware-bugzilla@sourceware.org> wrote:
>
>> https://sourceware.org/bugzilla/show_bug.cgi?id=3D30038
>>
>> Tom Tromey <tromey at sourceware dot org> changed:
>>
>>            What    |Removed                     |Added
>>
>> ------------------------------------------------------------------------=
----
>>                  CC|                            |tromey at sourceware dot
>> org
>>
>> --- Comment #1 from Tom Tromey <tromey at sourceware dot org> ---
>> Could you say how to compile this?
>>
>> --
>> You are receiving this mail because:
>> You reported the bug.
>> You are on the CC list for the bug.
>
>

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