[Bug c++/78926] New: Build fails after update to GCC 6.3

[d.v.a at ngs dot ru]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78926

            Bug ID: 78926
           Summary: Build fails after update to GCC 6.3
           Product: gcc
           Version: unknown
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: d.v.a at ngs dot ru
  Target Milestone: ---

Updated GCC 6.2 -> 6.3 and now see following build error:

$ g++ -std=c++14 -pthread -c -MMD -pedantic-errors -Isrc/main
-I/usr/local/ssl/include -DASIO_STANDALONE -DASIO_SEPARATE_COMPILATION
-DASIO_NO_DEPRECATED -DHTTP_PARSER_STRICT=0 -g -Og -Wall -Wno-switch
-Wno-parentheses -o src/main/migration/session.o src/main/migration/session.cpp
$ g++ -std=c++14 -pthread -o flexify-engine -Llib -static-libgcc
-static-libstdc++ <files.o> -lssl -lcrypto -lexpat -ldl
b_print.c: In function ‘_dopr’:
b_print.c:169:1: error: SSE register return with SSE disabled
b_print.c:338:28: error: SSE register argument with SSE disabled
lto-wrapper: fatal error: g++ returned 1 exit status
compilation terminated.
/opt/binutils/bin/ld: fatal error: lto-wrapper failed
collect2: error: ld returned 1 exit status

OpenSSL library (static) built with previous version - GCC 6.2.