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-rw-r--r--gdb/symtab.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/gdb/symtab.h b/gdb/symtab.h
index 86f6b78..4b11258 100644
--- a/gdb/symtab.h
+++ b/gdb/symtab.h
@@ -476,7 +476,9 @@ enum address_class
LOC_ARG,
- /* Value address is at spec'd offset in arglist. */
+ /* Value address is at spec'd offset in arglist. Currently this is used
+ for C++ references (and presumably will be used for Pascal VAR
+ parameters), and is only dereferenced in certain contexts. */
LOC_REF_ARG,