[Bug lto/69254] New: internal compiler error: in streamer_get_builtin_tree, at tree-streamer-in.c:1144

["sasha.levin at oracle dot com" <gcc-bugzilla at gcc dot gnu dot org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69254

            Bug ID: 69254
           Summary: internal compiler error: in streamer_get_builtin_tree,
                    at tree-streamer-in.c:1144
           Product: gcc
           Version: 6.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: lto
          Assignee: unassigned at gcc dot gnu.org
          Reporter: sasha.levin at oracle dot com
  Target Milestone: ---

Hi,

I've tried to build the linux kernel with lto (CONFIG_LTO=y), but it seems to
fail with the following:

+ exec gcc -nostdlib -flto=128 -flto -fno-toplevel-reorder -fno-fat-lto-objects
-fwhole-program -fipa-cp-clone -g -gdwarf-4 -O2 -fno-strict-aliasing
-fno-common -falign-jumps=1 -falign-loops=1 -funit-at-a-time
-fno-asynchronous-unwind-tables -fno-delete-null-pointer-checks
-fstack-protector-strong -fno-omit-frame-pointer -fno-optimize-sibling-calls
-fno-var-tracking-assignments -fno-inline-functions-called-once
-fno-strict-overflow -fconserve-stack -mno-sse -mno-mmx -mno-sse2 -mno-3dnow
-mno-avx -m64 -mno-80387 -mno-fp-ret-in-387 -mpreferred-stack-boundary=3
-mskip-rax-setup -march=core2 -mno-red-zone -mcmodel=kernel
-maccumulate-outgoing-args -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs
-Werror-implicit-function-declaration -Wno-format-security -Wno-sign-compare
-Wframe-larger-than=2048 -Wno-unused-but-set-variable
-Wdeclaration-after-statement -Wno-pointer-sign -Werror=implicit-int
-Werror=strict-prototypes -Werror=date-time -Wl,-m,elf_x86_64 -Wl,--emit-relocs
-Wl,--build-id -Wl,-X -o .tmp_vmlinux1 -Wl,-T,./arch/x86/kernel/vmlinux.lds
arch/x86/kernel/head_64.o arch/x86/kernel/head64.o arch/x86/kernel/head.o
init/built-in.o -Wl,--start-group usr/built-in.o arch/x86/built-in.o
kernel/built-in.o certs/built-in.o mm/built-in.o fs/built-in.o ipc/built-in.o
security/built-in.o crypto/built-in.o block/built-in.o lib/lib.a
arch/x86/lib/lib.a lib/built-in.o arch/x86/lib/built-in.o drivers/built-in.o
sound/built-in.o firmware/built-in.o arch/x86/pci/built-in.o
arch/x86/oprofile/built-in.o arch/x86/power/built-in.o
arch/x86/video/built-in.o arch/x86/ras/built-in.o net/built-in.o
virt/built-in.o -Wl,--end-group
lto1: internal compiler error: in streamer_get_builtin_tree, at
tree-streamer-in.c:1144
0xc14842 streamer_get_builtin_tree(lto_input_block*, data_in*)
        ../../gcc/tree-streamer-in.c:1144
0x8c51c4 lto_input_tree_1(lto_input_block*, data_in*, LTO_tags, unsigned int)
        ../../gcc/lto-streamer-in.c:1419
0x8c53a9 lto_input_scc(lto_input_block*, data_in*, unsigned int*, unsigned
int*)
        ../../gcc/lto-streamer-in.c:1347
0x5ce316 lto_read_decls
        ../../gcc/lto/lto.c:1698
0x5d0f1d lto_file_finalize
        ../../gcc/lto/lto.c:2043
0x5d0f1d lto_create_files_from_ids
        ../../gcc/lto/lto.c:2053
0x5d0f1d lto_file_read
        ../../gcc/lto/lto.c:2094
0x5d0f1d read_cgraph_and_symbols
        ../../gcc/lto/lto.c:2804
0x5d0f1d lto_main()
        ../../gcc/lto/lto.c:3304
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <http://gcc.gnu.org/bugs.html> for instructions.
lto-wrapper: fatal error: gcc returned 1 exit status
compilation terminated.
My gcc version is at trunk:

$ gcc -v
Using built-in specs.
COLLECT_GCC=gcc
COLLECT_LTO_WRAPPER=/home/sasha/gcc-inst/libexec/gcc/x86_64-pc-linux-gnu/6.0.0/lto-wrapper
Target: x86_64-pc-linux-gnu
Configured with: ../configure --prefix=/home/sasha/gcc-inst/ --with-arch=native
--with-tune=native --enable-languages=c --enable-lto --enable-gold
--enable-stage1-languages=c
Thread model: posix
gcc version 6.0.0 20160112 (experimental) (GCC)