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  1. Core Server
  2. SERVER-25385

gcc 6.1 warning: nonnull-compare in util/assert_util.h

    • Type: Icon: Bug Bug
    • Resolution: Done
    • Priority: Icon: Major - P3 Major - P3
    • 3.2.13, 3.3.12
    • Affects Version/s: None
    • Component/s: None
    • None
    • Fully Compatible
    • ALL
    • v3.2
    • Platforms 2016-08-26

      This warning prevents build without --disable-warning-as-errors.

      Source code taken from master on Aug. 1 2016, with hash 2c1272d1e50b177fda189216fadabf1c6797890a

      g++ -o build/opt/mongo/client/dbclient.o -c -Woverloaded-virtual -Wno-maybe-uninitialized -std=c++11 -fno-omit-frame-pointer -fno-strict-aliasing -ggdb -pthread -Wall -Wsign-compare -Wno-unknown-pragmas -Winvalid-pch -Werror -O2 -Wno-unused-local-typedefs -Wno-unused-function -Wno-deprecated-declarations -Wno-unused-const-variable -Wno-unused-but-set-variable -Wno-missing-braces -fstack-protector-strong -fno-builtin-memcmp -fPIE -DPCRE_STATIC -DNDEBUG -D_FORTIFY_SOURCE=2 -DBOOST_THREAD_VERSION=4 -DBOOST_THREAD_DONT_PROVIDE_VARIADIC_THREAD -DBOOST_SYSTEM_NO_DEPRECATED -DBOOST_THREAD_DONT_PROVIDE_INTERRUPTIONS -DBOOST_THREAD_HAS_NO_EINTR_BUG -Isrc/third_party/asio-asio-1-11-0/asio/include -Isrc/third_party/s2 -Isrc/third_party/pcre-8.39 -Isrc/third_party/boost-1.60.0 -Ibuild/opt -Isrc src/mongo/client/dbclient.cpp
      In file included from src/mongo/platform/compiler.h:151:0,
                       from src/mongo/util/invariant.h:30,
                       from src/mongo/base/string_data.h:41,
                       from build/opt/mongo/base/error_codes.h:32,
                       from src/mongo/base/status.h:34,
                       from src/mongo/client/dbclient.cpp:37:
      src/mongo/client/dbclientcursor.h: In member function 'void mongo::DBClientCursor::_assertIfNull() const':
      src/mongo/util/assert_util.h:312:28: error: nonnull argument 'this' compared to NULL [-Werror=nonnull-compare]
               if (MONGO_unlikely(!(expr))) {                                          \
                                  ^~~~~~~
      src/mongo/platform/compiler_gcc.h:77:80: note: in definition of macro 'MONGO_unlikely'
       #define MONGO_unlikely(x) static_cast<bool>(__builtin_expect(static_cast<bool>(x), 0))
                                                                                      ^
      src/mongo/util/assert_util.h:309:17: note: in expansion of macro 'MONGO_uassert'
       #define uassert MONGO_uassert
                       ^~~~~~~~~~~~~
      src/mongo/client/dbclientcursor.h:290:9: note: in expansion of macro 'uassert'
               uassert(13348, "connection died", this);
               ^~~~~~~
      cc1plus: all warnings being treated as errors
      scons: *** [build/opt/mongo/client/dbclient.o] Error 1
      scons: building terminated because of errors.
      build/opt/mongo/client/dbclient.o failed: Error 1
      

      gcc version:

      gcc (GCC) 6.1.1 20160707
      Copyright (C) 2016 Free Software Foundation, Inc.
      This is free software; see the source for copying conditions.  There is NO
      warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
      

            Assignee:
            andrew.morrow@mongodb.com Andrew Morrow (Inactive)
            Reporter:
            lucas.morales Lucas Morales
            Votes:
            1 Vote for this issue
            Watchers:
            7 Start watching this issue

              Created:
              Updated:
              Resolved: