[Bug gold/23880] New: Gold can't handle .gnu.build.attributes section with relocations

[hjl.tools at gmail dot com]

https://sourceware.org/bugzilla/show_bug.cgi?id=23880

            Bug ID: 23880
           Summary: Gold can't handle .gnu.build.attributes section with
                    relocations
           Product: binutils
           Version: 2.32 (HEAD)
            Status: NEW
          Severity: normal
          Priority: P2
         Component: gold
          Assignee: ccoutant at gmail dot com
          Reporter: hjl.tools at gmail dot com
                CC: ian at airs dot com
  Target Milestone: ---

address@hidden testsuite]$ `echo g++ -W -Wall    -Wstack-usage=262144 -Werror
-D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -fmerge-constants -g -O2
-fno-use-linker-plugin -o gc_comdat_test | sed -e 's/\([^ ]*\)\(.*\)/\1
-Bgcctestdir\/\2/' -e 's/-Wp,-D_FORTIFY_SOURCE=[0-9][0-9]*//'`
-Wl,--gc-sections gc_comdat_test_1.o gc_comdat_test_2.o 
/usr/lib/gcc/x86_64-redhat-linux/8/../../../../lib64/crti.o(.gnu.build.attributes+0x14):
error: relocation refers to local symbol "" [1], which is defined in a
discarded section
/usr/lib/gcc/x86_64-redhat-linux/8/../../../../lib64/crti.o(.gnu.build.attributes+0x1c):
error: relocation refers to local symbol "" [1], which is defined in a
discarded section
/usr/lib/gcc/x86_64-redhat-linux/8/crtend.o(.gnu.build.attributes+0x14): error:
relocation refers to local symbol "" [2], which is defined in a discarded
section
/usr/lib/gcc/x86_64-redhat-linux/8/crtend.o(.gnu.build.attributes+0x1c): error:
relocation refers to local symbol "" [2], which is defined in a discarded
section
/usr/lib/gcc/x86_64-redhat-linux/8/../../../../lib64/crtn.o(.gnu.build.attributes+0x14):
error: relocation refers to local symbol "" [1], which is defined in a
discarded section
/usr/lib/gcc/x86_64-redhat-linux/8/../../../../lib64/crtn.o(.gnu.build.attributes+0x1c):
error: relocation refers to local symbol "" [1], which is defined in a
discarded section
collect2: error: ld returned 1 exit status
address@hidden testsuite]$ readelf -r
/usr/lib/gcc/x86_64-redhat-linux/8/../../../../lib64/crti.o

Relocation section '.rela.init' at offset 0x290 contains 1 entry:
  Offset          Info           Type           Sym. Value    Sym. Name +
Addend
00000000000b  00090000002a R_X86_64_REX_GOTP 0000000000000000 __gmon_start__ -
4

Relocation section '.rela.gnu.build.attributes' at offset 0x2a8 contains 6
entries:
  Offset          Info           Type           Sym. Value    Sym. Name +
Addend
000000000014  000100000001 R_X86_64_64       0000000000000000 .text + 0
00000000001c  000100000001 R_X86_64_64       0000000000000000 .text + 0
000000000038  000200000001 R_X86_64_64       0000000000000000 .init + 0
000000000040  000200000001 R_X86_64_64       0000000000000000 .init + 16
00000000005c  000300000001 R_X86_64_64       0000000000000000 .fini + 0
000000000064  000300000001 R_X86_64_64       0000000000000000 .fini + 8
address@hidden testsuite]$

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