http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52397
Jakub Jelinek changed:
What|Removed |Added
Status|ASSIGNED|RESOLVED
Resolution|
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52397
--- Comment #11 from Jakub Jelinek 2012-02-29
08:12:15 UTC ---
Author: jakub
Date: Wed Feb 29 08:12:04 2012
New Revision: 184652
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=184652
Log:
PR bootstrap/52397
* df.h (struct df_d): A
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52397
--- Comment #10 from Eric Botcazou 2012-02-28
16:41:04 UTC ---
> Untested fix. Not sure if that is the way we want to solve this though.
You might want to adjust the comment in df.h because it will be totally off.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52397
--- Comment #9 from Eric Botcazou 2012-02-28
16:33:42 UTC ---
> I wonder if df_reg_chain_unlink/df_install_ref shouldn't just ignore
> DEBUG_INSN
> refs when updating df->hard_regs_live_count array, do we care at all when
> testing regs_ever_liv
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52397
Jakub Jelinek changed:
What|Removed |Added
Status|UNCONFIRMED |ASSIGNED
Last reconfirmed|
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52397
--- Comment #7 from Jakub Jelinek 2012-02-28
15:40:40 UTC ---
Ok, with additional -fno-inline -gnatpg I can reproduce even with the commands
I tried.
The dead_debug* stuff doesn't handle this probably because the hard reg isn't
ever becoming REG
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52397
--- Comment #6 from Eric Botcazou 2012-02-27
17:14:14 UTC ---
> We should already have code that should handle it, the question is where we
> have a bug in it.
Do you mean the debug code in df-problems.c?
> Anyway, can't reproduce with a cross:
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52397
--- Comment #5 from Jakub Jelinek 2012-02-27
12:57:21 UTC ---
We should already have code that should handle it, the question is where we
have a bug in it.
Anyway, can't reproduce with a cross:
./gnat1 -O2 -g uintp.adb -I ../../gcc/ada/ -fcompare
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52397
--- Comment #4 from Eric Botcazou 2012-02-27
12:04:16 UTC ---
> What is specific about FUNCTION_ARG_REGNO_P regs?
We know more or less how they behave. They (may) hold arguments on entry and
thus have an artificial def in the entry block.
>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52397
Jakub Jelinek changed:
What|Removed |Added
CC||aoliva at gcc dot gnu.org
--- Comment #3
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52397
Eric Botcazou changed:
What|Removed |Added
CC||jakub at gcc dot gnu.org
--- Comment #2 f
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52397
Richard Guenther changed:
What|Removed |Added
Priority|P3 |P4
--- Comment #1 from Richard Guenthe
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52397
Richard Guenther changed:
What|Removed |Added
Target Milestone|--- |4.7.0
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