From: Alan Modra <amodra@gmail.com>
To: "H.J. Lu" <hjl.tools@gmail.com>, binutils@sourceware.org
Subject: Re: PATCH: Add --size-check=[error|warning]
Date: Fri, 18 Mar 2011 11:20:00 -0000 [thread overview]
Message-ID: <20110318112002.GC13754@bubble.grove.modra.org> (raw)
In-Reply-To: <20110316235606.GW6275@bubble.grove.modra.org>
On Thu, Mar 17, 2011 at 10:26:06AM +1030, Alan Modra wrote:
> Oh, another thing that just occurred to me: Reporting the .size
> expression symbols is likely not as useful as reporting the function
> symbol, and it's actually a lot easier to report the function..
Like this.
* config/obj-elf.c (elf_frob_symbol): Report S_SET_SIZE symbol
on .size expression errors rather than ones in the size expression.
Index: gas/config/obj-elf.c
===================================================================
RCS file: /cvs/src/src/gas/config/obj-elf.c,v
retrieving revision 1.139
diff -u -p -r1.139 obj-elf.c
--- gas/config/obj-elf.c 16 Mar 2011 12:58:26 -0000 1.139
+++ gas/config/obj-elf.c 18 Mar 2011 02:50:30 -0000
@@ -1896,49 +1901,12 @@ elf_frob_symbol (symbolS *symp, int *pun
S_SET_SIZE (symp, size->X_add_number);
else
{
- const char *op_name = NULL;
- const char *add_name = NULL;
- PRINTF_LIKE ((*as_error));
-
if (flag_size_check == size_check_error)
- as_error = as_bad;
+ as_bad (_(".size expression for %s "
+ "does not evaluate to a constant"), S_GET_NAME (symp));
else
- as_error = as_warn;
-
- if (size->X_op == O_subtract)
- {
- op_name = S_GET_NAME (size->X_op_symbol);
- add_name = S_GET_NAME (size->X_add_symbol);
- if (strcmp (op_name, FAKE_LABEL_NAME) == 0)
- op_name = NULL;
- if (strcmp (add_name, FAKE_LABEL_NAME) == 0)
- add_name = NULL;
-
- if (op_name && add_name)
- as_error (_(".size expression with symbols `%s' and "
- "`%s' does not evaluate to a constant"),
- op_name, add_name);
- else
- {
- const char *name;
-
- if (op_name)
- name = op_name;
- else if (add_name)
- name = add_name;
- else
- name = NULL;
-
- if (name)
- as_error (_(".size expression with symbol `%s' "
- "does not evaluate to a constant"),
- name);
- }
- }
-
- if (!op_name && !add_name)
- as_error (_(".size expression does not evaluate to a "
- "constant"));
+ as_warn (_(".size expression for %s "
+ "does not evaluate to a constant"), S_GET_NAME (symp));
}
free (sy_obj->size);
sy_obj->size = NULL;
--
Alan Modra
Australia Development Lab, IBM
next prev parent reply other threads:[~2011-03-18 11:20 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-03-11 16:58 H.J. Lu
2011-03-11 17:04 ` Jan Beulich
2011-03-11 17:20 ` H.J. Lu
2011-03-14 8:44 ` Jan Beulich
2011-03-14 9:55 ` Ingo Molnar
2011-03-14 10:41 ` Alan Modra
2011-03-14 10:50 ` Pekka Enberg
2011-03-14 18:04 ` Alan Cox
2011-03-14 10:52 ` Jan Beulich
[not found] ` <AANLkTi=3AiLaw5Gnis8Ha4eRXirk0s-Cnk2zzN12YDpH__45869.1711457961$1300099861$gmane$org@mail.gmail.com>
2011-03-14 11:03 ` Andreas Schwab
2011-03-14 11:12 ` Pekka Enberg
2011-03-14 12:02 ` Andreas Schwab
2011-03-14 12:13 ` Ingo Molnar
2011-03-14 12:55 ` Andreas Schwab
2011-03-14 13:17 ` Ingo Molnar
2011-03-14 14:11 ` Andreas Schwab
2011-03-14 12:11 ` Ingo Molnar
2011-03-14 12:23 ` Ingo Molnar
2011-03-14 12:26 ` Ingo Molnar
2011-03-14 13:16 ` git bisect plus fixes (was: PATCH: Add --size-check=[error|warning]) Ralf Wildenhues
2011-03-14 13:55 ` PATCH: Add --size-check=[error|warning] H.J. Lu
2011-03-16 23:56 ` Alan Modra
2011-03-18 11:20 ` Alan Modra [this message]
2011-03-18 11:59 ` Alan Modra
2011-03-14 11:02 Sedat Dilek
2011-03-14 11:25 ` Jan Beulich
2011-03-14 11:35 ` Ingo Molnar
2011-03-14 11:39 ` Sedat Dilek
2011-03-14 11:53 ` Sedat Dilek
2011-03-14 12:22 ` Jan Beulich
2011-03-14 12:38 ` Sedat Dilek
2011-03-14 15:56 ` Ian Lance Taylor
2011-03-14 18:02 ` H. Peter Anvin
2011-03-14 16:33 ` H. Peter Anvin
2011-03-14 19:24 ` Steven Rostedt
2011-03-14 20:06 ` Linus Torvalds
2011-03-14 12:57 ` Ingo Molnar
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