[PATCH] gdb/testsuite: Expand gdb.cp/mb-ctor.exp to test dynamic allocation
Andrew Burgess
aburgess@redhat.com
Thu Jun 30 14:26:48 GMT 2022
Bruno Larsen via Gdb-patches <gdb-patches@sourceware.org> writes:
> When testing GDB's ability to stop in constructors, gdb.cp/mb-ctor.exp
> only tested objects allocated on the stack. This commit adds a couple of
> dynamic allocations and tests if GDB can stop in it as well.
> ---
>
> This was inspired by an outstanding patch in Fedora's GDB tree. I'm not
> sure if it is different enough to warrant testing, but I don't think it
> would hurt either.
I agree that it can't hurt to include this additional testing. The
patch looks good, with a minor nit fixed...
>
> ---
> gdb/testsuite/gdb.cp/mb-ctor.cc | 6 ++++++
> gdb/testsuite/gdb.cp/mb-ctor.exp | 16 ++++++++++++++++
> 2 files changed, 22 insertions(+)
>
> diff --git a/gdb/testsuite/gdb.cp/mb-ctor.cc b/gdb/testsuite/gdb.cp/mb-ctor.cc
> index c54b4fece48..faa59f16459 100644
> --- a/gdb/testsuite/gdb.cp/mb-ctor.cc
> +++ b/gdb/testsuite/gdb.cp/mb-ctor.cc
> @@ -64,5 +64,11 @@ int main()
> DeeplyDerived's ctor. */
> DeeplyDerived dd(15);
>
> + Derived *dyn_d = new Derived (24);
> + DeeplyDerived *dyn_dd = new DeeplyDerived (42);
> +
> + delete dyn_d;
> + delete dyn_dd;
> +
> return 0;
> }
> diff --git a/gdb/testsuite/gdb.cp/mb-ctor.exp b/gdb/testsuite/gdb.cp/mb-ctor.exp
> index cf22be9caa8..4b445635205 100644
> --- a/gdb/testsuite/gdb.cp/mb-ctor.exp
> +++ b/gdb/testsuite/gdb.cp/mb-ctor.exp
> @@ -59,6 +59,22 @@ gdb_test "continue" \
>
> gdb_continue_to_breakpoint "set breakpoint here, second time" ".* breakpoint here"
>
> +gdb_test "continue" \
> + ".*Breakpoint.*Derived.*i=24.*" \
> + "run to breakpoint 1 dynamic v1"
> +
> +gdb_continue_to_breakpoint "set breakpoint here, first dynamic time" ".* breakpoint here"
This line is too long, and can be split like:
gdb_continue_to_breakpoint "set breakpoint here, first dynamic time" \
".* breakpoint here"
> +
> +gdb_test "continue" \
> + ".*Breakpoint.*Derived.*i=42.*" \
> + "run to breakpoint 1 dynamic v2"
> +
> +gdb_continue_to_breakpoint "set breakpoint here, second dynamic time" ".* breakpoint here"
And again here.
With those fixed, please feel free to apply this patch.
Thanks,
Andrew
> +
> +gdb_test "continue" ".*Breakpoint.*~Derived.*" "Run to dynamic destructor v1"
> +
> +gdb_test "continue" ".*Breakpoint.*~Derived.*" "Run to dynamic destructor v2"
> +
> gdb_test "continue" \
> ".*Breakpoint.*~Derived.*" \
> "run to breakpoint 3 v1"
> --
> 2.31.1
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