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* [Bug c/38771] New: error: non-trivial conversion in unary operation
@ 2009-01-09 0:34 regehr at cs dot utah dot edu
2009-01-09 8:55 ` [Bug c/38771] [4.4 regression] " jakub at gcc dot gnu dot org
` (4 more replies)
0 siblings, 5 replies; 6+ messages in thread
From: regehr at cs dot utah dot edu @ 2009-01-09 0:34 UTC (permalink / raw)
To: gcc-bugs
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Seen using r143187 on Ubuntu Hardy on x86.
regehr@john-home:~/volatile/tmp116$ current-gcc -O0 -c small.c
small.c: In function foo:
small.c:1: error: non-trivial conversion in unary operation
long long unsigned int
long long int
iftmp.0 = -p_37.1;
small.c:1: error: non-trivial conversion in unary operation
long long unsigned int
long long int
iftmp.0 = -p_37;
small.c:1: internal compiler error: verify_gimple failed
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.
regehr@john-home:~/volatile/tmp116$ cat small.c
unsigned long long foo (long long p_37)
{
return -(unsigned long long) (p_37 ? : p_37);
}
regehr@john-home:~/volatile/tmp116$ current-gcc -v
Using built-in specs.
Target: i686-pc-linux-gnu
Configured with: ../configure --program-prefix=current-
--enable-languages=c,c++ --prefix=/home/regehr : (reconfigured) ../configure
--program-prefix=current- --enable-languages=c,c++ --prefix=/home/regehr :
(reconfigured) ../configure --program-prefix=current- --enable-languages=c,c++
--prefix=/home/regehr : (reconfigured) ../configure --program-prefix=current-
--prefix=/home/regehr --enable-languages=c,c++ --no-create --no-recursion :
(reconfigured) ../configure --program-prefix=current- --prefix=/home/regehr
--enable-languages=c,c++ --no-create --no-recursion : (reconfigured)
../configure --program-prefix=current- --prefix=/home/regehr
--enable-languages=c,c++ --no-create --no-recursion : (reconfigured)
../configure --program-prefix=current- --prefix=/home/regehr
--enable-languages=c,c++ --no-create --no-recursion : (reconfigured)
../configure --program-prefix=current- --prefix=/home/regehr
--enable-languages=c,c++ --no-create --no-recursion
Thread model: posix
gcc version 4.4.0 20090108 (experimental) (GCC)
--
Summary: error: non-trivial conversion in unary operation
Product: gcc
Version: unknown
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: regehr at cs dot utah dot edu
GCC build triplet: i686-pc-linux-gnu
GCC host triplet: i686-pc-linux-gnu
GCC target triplet: i686-pc-linux-gnu
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38771
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug c/38771] [4.4 regression] error: non-trivial conversion in unary operation
2009-01-09 0:34 [Bug c/38771] New: error: non-trivial conversion in unary operation regehr at cs dot utah dot edu
@ 2009-01-09 8:55 ` jakub at gcc dot gnu dot org
2009-01-09 9:04 ` [Bug middle-end/38771] " jakub at gcc dot gnu dot org
` (3 subsequent siblings)
4 siblings, 0 replies; 6+ messages in thread
From: jakub at gcc dot gnu dot org @ 2009-01-09 8:55 UTC (permalink / raw)
To: gcc-bugs
------- Comment #1 from jakub at gcc dot gnu dot org 2009-01-09 08:54 -------
fold_unary bug.
--
jakub at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
AssignedTo|unassigned at gcc dot gnu |jakub at gcc dot gnu dot org
|dot org |
Status|UNCONFIRMED |ASSIGNED
Ever Confirmed|0 |1
Last reconfirmed|0000-00-00 00:00:00 |2009-01-09 08:54:39
date| |
Summary|error: non-trivial |[4.4 regression] error: non-
|conversion in unary |trivial conversion in unary
|operation |operation
Target Milestone|--- |4.4.0
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38771
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug middle-end/38771] [4.4 regression] error: non-trivial conversion in unary operation
2009-01-09 0:34 [Bug c/38771] New: error: non-trivial conversion in unary operation regehr at cs dot utah dot edu
2009-01-09 8:55 ` [Bug c/38771] [4.4 regression] " jakub at gcc dot gnu dot org
@ 2009-01-09 9:04 ` jakub at gcc dot gnu dot org
2009-01-09 10:31 ` rguenth at gcc dot gnu dot org
` (2 subsequent siblings)
4 siblings, 0 replies; 6+ messages in thread
From: jakub at gcc dot gnu dot org @ 2009-01-09 9:04 UTC (permalink / raw)
To: gcc-bugs
------- Comment #2 from jakub at gcc dot gnu dot org 2009-01-09 09:04 -------
Created an attachment (id=17063)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=17063&action=view)
gcc44-pr38771.patch
Fix.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38771
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug middle-end/38771] [4.4 regression] error: non-trivial conversion in unary operation
2009-01-09 0:34 [Bug c/38771] New: error: non-trivial conversion in unary operation regehr at cs dot utah dot edu
2009-01-09 8:55 ` [Bug c/38771] [4.4 regression] " jakub at gcc dot gnu dot org
2009-01-09 9:04 ` [Bug middle-end/38771] " jakub at gcc dot gnu dot org
@ 2009-01-09 10:31 ` rguenth at gcc dot gnu dot org
2009-01-09 13:41 ` jakub at gcc dot gnu dot org
2009-01-09 14:03 ` jakub at gcc dot gnu dot org
4 siblings, 0 replies; 6+ messages in thread
From: rguenth at gcc dot gnu dot org @ 2009-01-09 10:31 UTC (permalink / raw)
To: gcc-bugs
--
rguenth at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Keywords| |ice-checking, wrong-code
Priority|P3 |P1
Version|unknown |4.4.0
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38771
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug middle-end/38771] [4.4 regression] error: non-trivial conversion in unary operation
2009-01-09 0:34 [Bug c/38771] New: error: non-trivial conversion in unary operation regehr at cs dot utah dot edu
` (2 preceding siblings ...)
2009-01-09 10:31 ` rguenth at gcc dot gnu dot org
@ 2009-01-09 13:41 ` jakub at gcc dot gnu dot org
2009-01-09 14:03 ` jakub at gcc dot gnu dot org
4 siblings, 0 replies; 6+ messages in thread
From: jakub at gcc dot gnu dot org @ 2009-01-09 13:41 UTC (permalink / raw)
To: gcc-bugs
------- Comment #3 from jakub at gcc dot gnu dot org 2009-01-09 13:41 -------
Subject: Bug 38771
Author: jakub
Date: Fri Jan 9 13:41:08 2009
New Revision: 143202
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=143202
Log:
PR middle-end/38771
* fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
fold_convert arg0 operands to TREE_TYPE (op0) first.
* gcc.c-torture/compile/pr38771.c: New test.
Added:
trunk/gcc/testsuite/gcc.c-torture/compile/pr38771.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/fold-const.c
trunk/gcc/testsuite/ChangeLog
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38771
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug middle-end/38771] [4.4 regression] error: non-trivial conversion in unary operation
2009-01-09 0:34 [Bug c/38771] New: error: non-trivial conversion in unary operation regehr at cs dot utah dot edu
` (3 preceding siblings ...)
2009-01-09 13:41 ` jakub at gcc dot gnu dot org
@ 2009-01-09 14:03 ` jakub at gcc dot gnu dot org
4 siblings, 0 replies; 6+ messages in thread
From: jakub at gcc dot gnu dot org @ 2009-01-09 14:03 UTC (permalink / raw)
To: gcc-bugs
------- Comment #4 from jakub at gcc dot gnu dot org 2009-01-09 14:02 -------
Fixed.
--
jakub at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|ASSIGNED |RESOLVED
Resolution| |FIXED
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38771
^ permalink raw reply [flat|nested] 6+ messages in thread
end of thread, other threads:[~2009-01-09 14:03 UTC | newest]
Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2009-01-09 0:34 [Bug c/38771] New: error: non-trivial conversion in unary operation regehr at cs dot utah dot edu
2009-01-09 8:55 ` [Bug c/38771] [4.4 regression] " jakub at gcc dot gnu dot org
2009-01-09 9:04 ` [Bug middle-end/38771] " jakub at gcc dot gnu dot org
2009-01-09 10:31 ` rguenth at gcc dot gnu dot org
2009-01-09 13:41 ` jakub at gcc dot gnu dot org
2009-01-09 14:03 ` jakub at gcc dot gnu dot org
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