Ignore data minimal symbols for breakpoint linespecs

gdb/ChangeLog:

        * linespec.c (struct collect_minsyms) [list_mode]: New field.
        (add_minsym): Ignore data symbols if not in list mode.
        (search_minsyms_for_name): Set local.list_mode.

gdb/testsuite/ChangeLog:

        * gdb.base/dmsym.c, gdb.base/dmsym_main.c, gdb.base/dmsym.exp:
        New files.

1 files changed, 17 insertions, 0 deletions

diff --git a/gdb/linespec.c b/gdb/linespec.c
index 5ad3253..8521851 100644
--- a/gdb/linespec.c
+++ b/gdb/linespec.c
@@ -2738,6 +2738,9 @@ struct collect_minsyms
   /* The funfirstline setting from the initial call.  */
   int funfirstline;
 
+  /* The list_mode setting from the initial call.  */
+  int list_mode;
+
   /* The resulting symbols.  */
   VEC (minsym_and_objfile_d) *msyms;
 };
@@ -2788,6 +2791,19 @@ add_minsym (struct minimal_symbol *minsym, void *d)
   struct collect_minsyms *info = d;
   minsym_and_objfile_d mo;
 
+  /* Exclude data symbols when looking for breakpoint locations.   */
+  if (!info->list_mode)
+    switch (minsym->type)
+      {
+	case mst_slot_got_plt:
+	case mst_data:
+	case mst_bss:
+	case mst_abs:
+	case mst_file_data:
+	case mst_file_bss:
+	return;
+      }
+
   mo.minsym = minsym;
   mo.objfile = info->objfile;
   VEC_safe_push (minsym_and_objfile_d, info->msyms, &mo);
@@ -2818,6 +2834,7 @@ search_minsyms_for_name (struct collect_info *info, const char *name,
 
     memset (&local, 0, sizeof (local));
     local.funfirstline = info->state->funfirstline;
+    local.list_mode = info->state->list_mode;
 
     cleanup = make_cleanup (VEC_cleanup (minsym_and_objfile_d),
 			    &local.msyms);