[Bug debug/42767] New: ICE in mem_loc_descriptor

[Bug debug/42767] New: ICE in mem_loc_descriptor

[jzhang918 at gmail dot com]

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ICE when compiling the attached test case with -O -g.

$ ./cc1 -O -g /tmp/testcase-ice-mem_loc_descriptor.c 
 _bfd_link_section_stabs
Analyzing compilation unit
Performing interprocedural optimizations
 <visibility> <*free_lang_data> <early_local_cleanups> <whole-program> <inline>
<static-var> <pure-const>Assembling functions:
 _bfd_link_section_stabs(us_truncate:SI (reg:PDI 32 A0))
/tmp/testcase-ice-mem_loc_descriptor.c: In function ‘_bfd_link_section_stabs’:
/tmp/testcase-ice-mem_loc_descriptor.c:14:1: internal compiler error: in
mem_loc_descriptor, at dwarf2out.c:13487


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           Summary: ICE in mem_loc_descriptor
           Product: gcc
           Version: 4.5.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: debug
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: jzhang918 at gmail dot com
 GCC build triplet: x86_64-unknown-linux-gnu
  GCC host triplet: x86_64-unknown-linux-gnu
GCC target triplet: bfin-uclinux


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42767

[Bug debug/42767] ICE in mem_loc_descriptor

[jzhang918 at gmail dot com]

------- Comment #2 from jzhang918 at gmail dot com  2010-01-16 12:36 -------
Created an attachment (id=19621)
 --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=19621&action=view)
The patch


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42767

[Bug debug/42767] ICE in mem_loc_descriptor

[jzhang918 at gmail dot com]

------- Comment #1 from jzhang918 at gmail dot com  2010-01-16 12:35 -------
Created an attachment (id=19620)
 --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=19620&action=view)
The test case


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42767

[Bug debug/42767] ICE in mem_loc_descriptor

[jzhang918 at gmail dot com]

------- Comment #3 from jzhang918 at gmail dot com  2010-01-16 12:37 -------
I'm testing the attached patch.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42767

[Bug debug/42767] ICE in mem_loc_descriptor

[jiez at gcc dot gnu dot org]

------- Comment #4 from jiez at gcc dot gnu dot org  2010-01-17 10:19 -------
Subject: Bug 42767

Author: jiez
Date: Sun Jan 17 10:19:22 2010
New Revision: 155974

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=155974
Log:
        PR debug/42767
        * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
        and US_TRUNCATE.

        testsuite/
        PR debug/42767
        * gcc.dg/debug/pr42767.c: New.

Added:
    trunk/gcc/testsuite/gcc.dg/debug/pr42767.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/dwarf2out.c
    trunk/gcc/testsuite/ChangeLog


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42767

[Bug debug/42767] ICE in mem_loc_descriptor

[jzhang918 at gmail dot com]

------- Comment #5 from jzhang918 at gmail dot com  2010-01-17 10:22 -------
Created an attachment (id=19630)
 --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=19630&action=view)
The committed patch


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jzhang918 at gmail dot com changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
  Attachment #19621|0                           |1
        is obsolete|                            |


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42767

[Bug debug/42767] ICE in mem_loc_descriptor

[hjl dot tools at gmail dot com]

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hjl dot tools at gmail dot com changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|---                         |4.5.0


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42767

[Bug debug/42767] ICE in mem_loc_descriptor

[rguenth at gcc dot gnu dot org]

------- Comment #6 from rguenth at gcc dot gnu dot org  2010-04-06 11:20 -------
GCC 4.5.0 is being released.  Deferring to 4.5.1.


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rguenth at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|4.5.0                       |4.5.1


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42767

[Bug debug/42767] ICE in mem_loc_descriptor

[jiez at gcc dot gnu dot org]

------- Comment #7 from jiez at gcc dot gnu dot org  2010-04-06 12:01 -------
This bug should have been fixed. Close.


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jiez at gcc dot gnu dot org changed:

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


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42767