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[Bug ipa/65858] New: ICE in varpool_node::get_constructor during chromium build on arm-linux-gnueabihf with LTO during LINK chrome


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65858

            Bug ID: 65858
           Summary: ICE in varpool_node::get_constructor during chromium
                    build on arm-linux-gnueabihf with LTO during LINK
                    chrome
           Product: gcc
           Version: 6.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: ipa
          Assignee: unassigned at gcc dot gnu.org
          Reporter: prathamesh3492 at gcc dot gnu.org

Created attachment 35390
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=35390&action=edit
disable LTO in Webkit/Source/core/core.gyp and Webkit/Source/web/web.gyp

Hi,
This seems related to PR65776. During building chromium on arm-linux-gnueabihf,
I disabled LTO for lib/libblink_web.so (PR65776),
but got ICE in varpool_node::get_cosntructor() during LINK chrome
Full command line used for linking: http://pastebin.com/fuq4y7QY
[19024/19024] LINK chrome

lto1: internal compiler error: in get_constructor, at varpool.c:331
0xc6abf3 varpool_node::get_constructor()
   
/home/prathamesh.kulkarni/gnu-toolchain/src/gcc.git~gcc-chromium/gcc/varpool.c:331
0xc6bb33 varpool_node::assemble_decl()
   
/home/prathamesh.kulkarni/gnu-toolchain/src/gcc.git~gcc-chromium/gcc/varpool.c:602
0xc6c675 symbol_table::output_variables()
   
/home/prathamesh.kulkarni/gnu-toolchain/src/gcc.git~gcc-chromium/gcc/varpool.c:758
0x5d8953 symbol_table::compile()
   
/home/prathamesh.kulkarni/gnu-toolchain/src/gcc.git~gcc-chromium/gcc/cgraphunit.c:2385
0x549e99 lto_main()
   
/home/prathamesh.kulkarni/gnu-toolchain/src/gcc.git~gcc-chromium/gcc/lto/lto.c:3496

I have attached patch for disabling LTO for Webkit (to prevent ICE in linking
libblink_web.so).

Thank you,
Prathamesh


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