gdb.arch vs. gdb.base gcore test cases

Andreas Arnez arnez@linux.vnet.ibm.com
Fri May 3 14:48:00 GMT 2013


Pedro Alves <palves@redhat.com> writes:

> Did you check the original patch submission description in the
> mailing list archives for a possible rationale?

Here's the associated patch submission:
  http://sourceware.org/ml/gdb-patches/2010-04/msg00534.html

It doesn't seem to contain a rationale for the system-gcore test case.

> Given that "system" is a predefined register group, I think
> "info reg system" works on all targets, though it might come
> out empty if no register is actually in that group on a given
> target.  That seems fine for this test.

Right, that's what I thought.  Thus a patch like this should make
gcore-system.exp obsolete (untested):

diff --git a/gdb/testsuite/gdb.base/gcore.exp b/gdb/testsuite/gdb.base/gcore.exp
index 33528fb..c9a202c 100644
--- a/gdb/testsuite/gdb.base/gcore.exp
+++ b/gdb/testsuite/gdb.base/gcore.exp
@@ -74,6 +74,7 @@ set print_prefix ".\[0123456789\]* = "
 set pre_corefile_backtrace [capture_command_output "backtrace" ""]
 set pre_corefile_regs [capture_command_output "info registers" ""]
 set pre_corefile_allregs [capture_command_output "info all-reg" ""]
+set pre_corefile_sysregs [capture_command_output "info reg system" ""]
 set pre_corefile_static_array \
 	[capture_command_output "print static_array" "$print_prefix"]
 set pre_corefile_uninit_array \
@@ -143,6 +144,13 @@ if ![string compare $pre_corefile_allregs $post_corefile_allregs] then {
     fail "corefile restored all registers"
 }
 
+set post_corefile_sysregs [capture_command_output "info reg system" ""]
+if ![string compare $pre_corefile_sysregs $post_corefile_sysregs] then {
+    pass "corefile restored system registers"
+} else {
+    fail "corefile restored system registers"
+}
+
 set post_corefile_extern_array \
 	[capture_command_output "print extern_array" "$print_prefix"]
 if ![string compare $pre_corefile_extern_array $post_corefile_extern_array]  {



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