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[help patch] whatis vs. ptype - the difference
- From: Jan Kratochvil <jan dot kratochvil at redhat dot com>
- To: gdb-patches at sourceware dot org
- Date: Tue, 26 Jul 2011 23:30:21 +0200
- Subject: [help patch] whatis vs. ptype - the difference
Hi,
just noticed the original user confusion came from the GDB help; not from the
GDB manual. So that it may be a bit pointed out there.
Wording review welcomed.
Thanks,
Jan
gdb/
2011-07-26 Jan Kratochvil <jan.kratochvil@redhat.com>
* typeprint.c (_initialize_typeprint): Extend the help of "whatis" and
"ptype" by their typedefs difference.
--- a/gdb/typeprint.c
+++ b/gdb/typeprint.c
@@ -316,8 +316,10 @@ _initialize_typeprint (void)
Print definition of type TYPE.\n\
Argument may be a type name defined by typedef, or \"struct STRUCT-TAG\"\n\
or \"class CLASS-NAME\" or \"union UNION-TAG\" or \"enum ENUM-TAG\".\n\
-The selected stack frame's lexical context is used to look up the name."));
+The selected stack frame's lexical context is used to look up the name.\n\
+Contrary to \"whatis\", \"ptype\" always unrolls any typedefs."));
add_com ("whatis", class_vars, whatis_command,
- _("Print data type of expression EXP."));
+ _("Print data type of expression EXP.\n\
+Only one level of typedefs is unrolled. See also \"ptype\"."));
}