[Bug binutils/26468] New: UBSAN error: gas/config/tc-mep.c:1684:42:

[mliska at suse dot cz]

https://sourceware.org/bugzilla/show_bug.cgi?id=26468

            Bug ID: 26468
           Summary: UBSAN error: gas/config/tc-mep.c:1684:42:
           Product: binutils
           Version: 2.34
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: binutils
          Assignee: unassigned at sourceware dot org
          Reporter: mliska at suse dot cz
  Target Milestone: ---

The following fails when I build binutils with:
configure --build=x86_64-linux --disable-nls --disable-gdb --disable-gdbserver
--disable-sim --disable-readline --disable-libdecnumber --enable-obsolete
--target=mep-elf CFLAGS="-g -O2 -fsanitize=address,undefined -Wno-error"
CXXLAGS="-g -O2 -fsanitize=address,undefined -Wno-error" LDFLAGS="-ldl"
Target: mep-elf
FAIL: branch1.le
Executing on host: sh -c {../as-new  -EB  -o tmpdir/dj1.o
/home/mliska/Programming/binutils/gas/testsuite/gas/mep/dj1.s 2>&1}  /dev/null
dump.tmp (timeout = 300)
/home/mliska/Programming/binutils/gas/config/tc-mep.c:1684:42: runtime error:
left shift of negative value -8388604

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