gdb: remove FIELD_TYPE macro

[deliverable/binutils-gdb.git] / gdb / dwarf2 / loc.c

diff --git a/gdb/dwarf2/loc.c b/gdb/dwarf2/loc.c
index 1aab1a4f51bcb837185ee95327e2c8846274070d..400bb4d16fc7ad7d37bcf03e054d87db96277894 100644 (file)
--- a/gdb/dwarf2/loc.c
+++ b/gdb/dwarf2/loc.c
@@ -731,6 +731,12 @@ public:
       throw_error (NO_ENTRY_VALUE_ERROR,
                   _("Cannot resolve DW_AT_call_data_value"));
 
+    /* We are about to evaluate an expression in the context of the caller
+       of the current frame.  This evaluation context may be different from
+       the current (callee's) context), so temporarily set the caller's context.
+
+       It is possible for the caller to be from a different objfile from the
+       callee if the call is made through a function pointer.  */
     scoped_restore save_frame = make_scoped_restore (&this->frame,
                                                     caller_frame);
     scoped_restore save_per_cu = make_scoped_restore (&this->per_cu,