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Posted to issues@stdcxx.apache.org by "Martin Sebor (JIRA)" <ji...@apache.org> on 2008/01/21 19:34:34 UTC
[jira] Updated: (STDCXX-565) [Compaq C++ 7.1] floating point
underflow warnings compiling library
[ https://issues.apache.org/jira/browse/STDCXX-565?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Martin Sebor updated STDCXX-565:
--------------------------------
Remaining Estimate: 4h
Original Estimate: 4h
> [Compaq C++ 7.1] floating point underflow warnings compiling library
> --------------------------------------------------------------------
>
> Key: STDCXX-565
> URL: https://issues.apache.org/jira/browse/STDCXX-565
> Project: C++ Standard Library
> Issue Type: Bug
> Components: Build
> Affects Versions: 4.2.0
> Environment: Compaq (now HP) C++ 7.1, Tru64 UNIX
> Reporter: Martin Sebor
> Priority: Minor
> Fix For: 4.2.1
>
> Original Estimate: 4h
> Remaining Estimate: 4h
>
> With the latest trunk (but not with 4.1.3) we're getting the warnings below when building the library. They suggest we might have a problem in the definition of the macros.
> gmake: Entering directory `$(BUILDDIR)/lib'
> ...
> cxx -c -D_RWSTDDEBUG -D_RWSTD_SHARED_LIB -I$(TOPDIR)/include -I$(BUILDDIR)/include -x cxx -nocxxstd -std strict_ansi_errors -g -w1 -msg_disable 450 -ptr repository.ti $(TOPDIR)/src/collate.cpp
> cxx: Warning: $(TOPDIR)/include/limits, line 439:
> underflow occurs in evaluating this expression
> _RWSTD_STATIC_FUN (long double, (min), _RWSTD_LDBL_MIN)
> ----^
> ...
> cxx -c -D_RWSTDDEBUG -D_RWSTD_SHARED_LIB -I$(TOPDIR)/include -I$(BUILDDIR)/include -x cxx -nocxxstd -std strict_ansi_errors -g -w1 -msg_disable 450 -ptr repository.ti $(TOPDIR)/src/limits.cpp
> cxx: Warning: $(TOPDIR)/include/limits, line 439:
> underflow occurs in evaluating this expression
> _RWSTD_STATIC_FUN (long double, (min), _RWSTD_LDBL_MIN)
> ----^
> ...
> cxx -c -D_RWSTDDEBUG -D_RWSTD_SHARED_LIB -I$(TOPDIR)/include -I$(BUILDDIR)/include -x cxx -nocxxstd -std strict_ansi_errors -g -w1 -msg_disable 450 -ptr repository.ti $(TOPDIR)/src/locale_core.cpp
> cxx: Info: $(TOPDIR)/src/locale_core.cpp, line 110:
> statement is unreachable
> _RW::__rw_chararray pathname;
> ----------------------------^
> ...
> cxx -c -D_RWSTDDEBUG -D_RWSTD_SHARED_LIB -I$(TOPDIR)/include -I$(BUILDDIR)/include -x cxx -nocxxstd -std strict_ansi_errors -g -w1 -msg_disable 450 -ptr repository.ti $(TOPDIR)/src/num_get.cpp
> cxx: Warning: $(TOPDIR)/src/num_get.cpp, line 761:
> underflow occurs in evaluating this expression
> __rw_validate (ld, LDbl (_RWSTD_LDBL_MIN),
> -----------------------------------------^
> cxx -c -D_RWSTDDEBUG -D_RWSTD_SHARED_LIB -I$(TOPDIR)/include -I$(BUILDDIR)/include -x cxx -nocxxstd -std strict_ansi_errors -g -w1 -msg_disable 450 -ptr repository.ti $(TOPDIR)/src/num_put.cpp
> cxx: Warning: $(TOPDIR)/include/limits, line 439:
> underflow occurs in evaluating this expression
> _RWSTD_STATIC_FUN (long double, (min), _RWSTD_LDBL_MIN)
> ----^
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