[Bug c/39182] New: ICE in gen_add2_insn, at optabs.c:4884

[Bug c/39182] New: ICE in gen_add2_insn, at optabs.c:4884

[joel at gcc dot gnu dot org]

We get this error multiple places in the RTEMS code base.  

m32c-rtems4.10-gcc --pipe  -mcpu=m32cm --pipe -DHAVE_CONFIG_H   -I..
-I../../../lib/include -D__RTEMS_INSIDE__  -Wall
-Wimplicit-function-declaration -Wstrict-prototypes -Wnested-externs -fasm -g
-O2  -mcpu=m32cm -MT src/libsapi_a-ioregisterdriver.o -MD -MP -MF
src/.deps/libsapi_a-ioregisterdriver.Tpo -c -o src/libsapi_a-ioregisterdriver.o
`test -f 'src/ioregisterdriver.c' || echo
'../../../../../rtems/cpukit/sapi/'`src/ioregisterdriver.c
../../../../../rtems/cpukit/sapi/src/ioregisterdriver.c: In function
'rtems_io_register_driver':
../../../../../rtems/cpukit/sapi/src/ioregisterdriver.c:92: internal compiler
error: in gen_add2_insn, at optabs.c:4884


-- 
           Summary: ICE in gen_add2_insn, at optabs.c:4884
           Product: gcc
           Version: unknown
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: joel at gcc dot gnu dot org
GCC target triplet: m32c-rtems


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39182

[Bug c/39182] ICE in gen_add2_insn, at optabs.c:4884

[joel at gcc dot gnu dot org]

------- Comment #1 from joel at gcc dot gnu dot org  2009-02-13 18:50 -------
Created an attachment (id=17295)
 --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=17295&action=view)
preprocessed test case


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39182

[Bug c/39182] ICE in gen_add2_insn, at optabs.c:4884

[joel at gcc dot gnu dot org]

------- Comment #2 from joel at gcc dot gnu dot org  2009-02-13 18:52 -------
WORKS: m32c-rtems4.10-gcc -mcpu=m32cm j.c -c
FAILS: m32c-rtems4.10-gcc -mcpu=m32cm j.c -O1 -c
FAILS: m32c-rtems4.10-gcc -mcpu=m32cm j.c -O2 -c


-- 

joel at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
          Component|target                      |c


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39182

[Bug target/39182] ICE in gen_add2_insn, at optabs.c:4884

[dj at redhat dot com]

------- Comment #3 from dj at redhat dot com  2009-02-13 20:28 -------
Fails with m32c-elf in 4.3.4 also.
Note: does NOT fail in 4.4/trunk


-- 

dj at redhat dot com changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |dj at redhat dot com
             Status|UNCONFIRMED                 |NEW
     Ever Confirmed|0                           |1
   Last reconfirmed|0000-00-00 00:00:00         |2009-02-13 20:28:57
               date|                            |


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39182

[Bug target/39182] ICE in gen_add2_insn, at optabs.c:4884

[pinskia at gcc dot gnu dot org]

------- Comment #4 from pinskia at gcc dot gnu dot org  2009-02-27 20:25 -------
*** Bug 39320 has been marked as a duplicate of this bug. ***


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39182

[Bug target/39182] ICE in gen_add2_insn, at optabs.c:4884

[pinskia at gcc dot gnu dot org]

------- Comment #5 from pinskia at gcc dot gnu dot org  2009-04-16 20:34 -------
*** Bug 39389 has been marked as a duplicate of this bug. ***


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pinskia at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |monaka at monami-software
                   |                            |dot com


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39182

[Bug target/39182] ICE in gen_add2_insn, at optabs.c:4884

[pinskia at gcc dot gnu dot org]

------- Comment #6 from pinskia at gcc dot gnu dot org  2009-07-16 17:08 -------
*** Bug 40776 has been marked as a duplicate of this bug. ***


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39182

[Bug target/39182] ICE in gen_add2_insn, at optabs.c:4884

[joel at gcc dot gnu dot org]

------- Comment #7 from joel at gcc dot gnu dot org  2009-07-17 14:32 -------
Patch committed.  Ran coverage to verify that it didn't introduce a new
uncovered range of code.

Sorry to have broken it. Trying to get to 100% test coverage and eliminate dead
code.


-- 

joel at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
         Resolution|                            |FIXED


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39182

[Bug target/39182] ICE in gen_add2_insn, at optabs.c:4884

[joel at gcc dot gnu dot org]

------- Comment #8 from joel at gcc dot gnu dot org  2009-07-17 14:38 -------
Stupid human error.  Clicked on wrong bug.


-- 

joel at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|RESOLVED                    |REOPENED
         Resolution|FIXED                       |


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39182