[Bug target/65032] New: [5 Regression] ICE in reload_combine_note_use, at postreload.c:1556 on i686-linux-gnu

[doko at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65032

            Bug ID: 65032
           Summary: [5 Regression] ICE in reload_combine_note_use, at
                    postreload.c:1556 on i686-linux-gnu
           Product: gcc
           Version: 5.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
          Assignee: unassigned at gcc dot gnu.org
          Reporter: doko at gcc dot gnu.org

Created attachment 34737
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=34737&action=edit
preprocessed source

seen with 20150205 building firefox 36.0 on i686-linux-gnu, reproducible during
the build, however I can't reproduce this when just building this file.

In file included from
/scratch/packages/tmp/gcc5/firefox-36.0~b8+build1/obj-i686-linux-gnu/dom
/media/ogg/Unified_cpp_dom_media_ogg0.cpp:20:0:
/scratch/packages/tmp/gcc5/firefox-36.0~b8+build1/dom/media/ogg/OggReader.cpp:
In member funct
ion 'nsresult mozilla::OggReader::DecodeVorbis(ogg_packet*)':
/scratch/packages/tmp/gcc5/firefox-36.0~b8+build1/dom/media/ogg/OggReader.cpp:572:1:
internal 
compiler error: in reload_combine_note_use, at postreload.c:1556
 }
 ^
Please submit a full bug report,
with preprocessed source if appropriate.

cd obj-i686-linux-gnu/dom/media/encoder
c++ -save-temps -o Unified_cpp_dom_media_encoder0.o -c
-I../../../dist/stl_wrappers -I../../../dist/system_wrappers -include
/scratch/packages/tmp/gcc5/firefox-36.0~b8+build1/config/gcc_hidden.h
-DOS_POSIX=1 -DOS_LINUX=1 -DSTATIC_EXPORTABLE_JS_API -DMOZILLA_INTERNAL_API
-DIMPL_LIBXUL -DMOZ_GLUE_IN_PROGRAM -DAB_CD=en-US -DNO_NSPR_10_SUPPORT
-I/scratch/packages/tmp/gcc5/firefox-36.0~b8+build1/dom/media/encoder -I.
-I/scratch/packages/tmp/gcc5/firefox-36.0~b8+build1/obj-i686-linux-gnu/ipc/ipdl/_ipdlheaders
-I/scratch/packages/tmp/gcc5/firefox-36.0~b8+build1/media/libyuv/include
-I/scratch/packages/tmp/gcc5/firefox-36.0~b8+build1/ipc/chromium/src
-I/scratch/packages/tmp/gcc5/firefox-36.0~b8+build1/ipc/chromium/src
-I/scratch/packages/tmp/gcc5/firefox-36.0~b8+build1/ipc/glue
-I../../../dist/include  
-I/scratch/packages/tmp/gcc5/firefox-36.0~b8+build1/obj-i686-linux-gnu/dist/include/nspr
-I/scratch/packages/tmp/gcc5/firefox-36.0~b8+build1/obj-i686-linux-gnu/dist/include/nss
      -fPIC   -DMOZILLA_CLIENT -include ../../../mozilla-config.h -MD -MP -MF
.deps/Unified_cpp_dom_media_encoder0.o.pp  -Wall -Wempty-body
-Woverloaded-virtual -Wsign-compare -Wwrite-strings -Wno-invalid-offsetof
-Wcast-align -fno-exceptions -fno-strict-aliasing -fno-rtti -ffunction-sections
-fdata-sections -fno-exceptions -fno-math-errno -std=gnu++0x -pthread -pipe 
-DNDEBUG -DTRIMMED -g -freorder-blocks -Os  -fomit-frame-pointer 
-I/frameworks/native/opengl/include -I/frameworks/native/include
-I/frameworks/av/include/media   
/scratch/packages/tmp/gcc5/firefox-36.0~b8+build1/obj-i686-linux-gnu/dom/media/encoder/Unified_cpp_dom_media_encoder0.cpp