[Bug gold/18307] New: gold/dwo fails compiling (output.h: 'addr' may be used unintialized)

[dilyan.palauzov at aegee dot org]

https://sourceware.org/bugzilla/show_bug.cgi?id=18307



            Bug ID: 18307

           Summary: gold/dwo fails compiling (output.h: 'addr' may be used

                    unintialized)

           Product: binutils

           Version: 2.26 (HEAD)

            Status: NEW

          Severity: normal

          Priority: P2

         Component: gold

          Assignee: ccoutant at gmail dot com

          Reporter: dilyan.palauzov at aegee dot org

                CC: ian at airs dot com



On master (commit 8900d71e3880437) gold/dwo fails compiling using gcc492 wi
th

this message:



make[2]: Entering directory '/mnt/new/src/gcc/binutils-git-build/gold'

g++ -W -Wall -Werror -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64

-frandom-seed=dwp -I/home/git/binutils-gdb/gold/../zlib -pipe -O3

-fno-fat-lto-objects -flto  -Wl,-O1 -Wl,-z,relro -Wl,-s -o dwp dwp.o libgol
d.a

../libiberty/libiberty.a -lpthread -ldl -L./../zlib -lz -ldl 

/home/git/binutils-gdb/gold/script-sections.cc: In member function

‘create_sections’:

/home/git/binutils-gdb/gold/output.h:4548:25: error: ‘addr’
 may be used

uninitialized in this function [-Werror=maybe-uninitialized]

     this->paddr_ = paddr;

                         ^

/home/git/binutils-gdb/gold/layout.cc:1922:12: note: ‘addr’
 was declared here

   uint64_t addr;

            ^

lto1: all warnings being treated as errors

lto-wrapper: g++ returned 1 exit status

/usr/lib/gcc/x86_64-unknown-linux-gnu/4.9.2/../../../../x86_64-unknown-linu
x-gnu/bin/ld:

lto-wrapper failed

collect2: error: ld returned 1 exit status

Makefile:738: recipe for target 'dwp' failed

make[2]: *** [dwp] Error 1

make[2]: Leaving directory '/mnt/new/src/gcc/binutils-git-build/gold'



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