Re: [RFA 4/4 take 2] Improved linker-debugger interface

[Jan Kratochvil <jan.kratochvil@redhat.com>]

Hi Gary,

On Wed, 15 Aug 2012 19:23:46 +0200, Jan Kratochvil wrote:
> (3)
> There is some issue we already discussed off-list, in some cases (Fedora
> Rawhide x86_64 with Fedora patched GDB) it breaks on
> 	FAIL: gdb.base/break-dlmopen.exp: info sharedlibrary #5

reproduced it also with FSF GDB HEAD with the patch below.

Apparently the address 0x6020a0 is already freed/invalid that time, I guess it
is more clear to you:

> namespace_update_full(lmid=0x1,debug_base=0x7ffff7ffd0f8,is_initial_ns=0
> svr4_read_so_list(lm=0x6020a0,prev_lm=0x0)
> lm=0x6020a0={next=0x602670,prev=0x0}
> lm=0x602670={next=0x0,prev=0x0}
> warning: Corrupted shared library list: 0x6020a0 != 0x0


Thanks,
Jan


diff --git a/gdb/testsuite/gdb.base/break-dlmopen.exp b/gdb/testsuite/gdb.base/break-dlmopen.exp
index 52cd5ef..ebf9089 100644
--- a/gdb/testsuite/gdb.base/break-dlmopen.exp
+++ b/gdb/testsuite/gdb.base/break-dlmopen.exp
@@ -33,7 +33,7 @@ if { [gdb_compile_shlib $srcfile_lib $binfile_lib \
 }
 
 if { [prepare_for_testing $testfile.exp $testfile $srcfile \
-	  [list additional_flags=-DSHLIB_NAME\=\"$binfile_lib\" libs=-ldl]] } {
+	  [list additional_flags=-DSHLIB_NAME\=\"$binfile_lib\" libs=-ldl libs=-lmcheck]] } {
     return -1
 }