[STDCXX-547] [Sun C++] 64-bit conversion warnings building the library

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 4.2.0
• Component/s: Build and Installation

Environment

Sun C++ +w, wide mode (-xarch=amd64, -xarch=sparcv9, or -m64)

• Severity: Compiler Warning
• Assignee: Martin Sebor
• Reporter: Martin Sebor
• Created: 11/Sep/07 01:05
• Updated: 20/May/08 19:08
• Resolved: 17/Sep/07 23:59

Description

We get a bunch of 64-bit conversion warnings when building the library in wide (64-bit) mode with Sun C++ 5.8 and 5.9:

gmake: Entering directory `$(BUILDDIR)/lib'
CC -c -D_RWSTDDEBUG -mt -I$(TOPDIR)/include -I$(BUILDDIR)/include -library=%none -g -xarch=amd64 +w -errtags -erroff=hidef $(TOPDIR)/src/assert.cpp
...
CC -c -D_RWSTDDEBUG -mt -I$(TOPDIR)/include -I$(BUILDDIR)/include -library=%none -g -xarch=amd64 +w -errtags -erroff=hidef $(TOPDIR)/src/locale_core.cpp
"$(TOPDIR)/src/locale_core.cpp", line 141: Warning, truncwarn: Conversion of 64 bit type value to "int" causes truncation.
"$(TOPDIR)/src/locale_core.cpp", line 141: Warning, truncwarn: Conversion of 64 bit type value to "int" causes truncation.
2 Warning(s) detected.
...
CC -c -D_RWSTDDEBUG -mt -I$(TOPDIR)/include -I$(BUILDDIR)/include -library=%none -g -xarch=amd64 +w -errtags -erroff=hidef $(TOPDIR)/src/num_get.cpp
"$(TOPDIR)/src/num_get.cpp", line 432: Warning, truncwarn: Conversion of 64 bit type value to "unsigned" causes truncation.
"$(TOPDIR)/src/num_get.cpp", line 461: Warning, truncwarn: Conversion of 64 bit type value to "int" causes truncation.
2 Warning(s) detected.
CC -c -D_RWSTDDEBUG -mt -I$(TOPDIR)/include -I$(BUILDDIR)/include -library=%none -g -xarch=amd64 +w -errtags -erroff=hidef $(TOPDIR)/src/num_put.cpp
"$(TOPDIR)/src/num_put.cpp", line 417: Warning, truncwarn: Conversion of 64 bit type value to "const int" causes truncation.
"$(TOPDIR)/src/num_put.cpp", line 417: Warning, truncwarn: Conversion of 64 bit type value to "const int" causes truncation.
"$(TOPDIR)/src/num_put.cpp", line 745: Warning, truncwarn: Conversion of 64 bit type value to "int" causes truncation.
"$(TOPDIR)/src/num_put.cpp", line 772: Warning, truncwarn: Conversion of 64 bit type value to "int" causes truncation.
"$(TOPDIR)/src/num_put.cpp", line 802: Warning, truncwarn: Conversion of 64 bit type value to "int" causes truncation.
"$(TOPDIR)/src/num_put.cpp", line 830: Warning, truncwarn: Conversion of 64 bit type value to "int" causes truncation.
6 Warning(s) detected.
...
CC -xar -o libstd.a assert.o atomic-cxx.o bitset.o catalog.o codecvt.o collate.o ctype.o ctype_bits.o domain_error.o exception.o export.o facet.o file.o instance.o ios.o ios_bits.o iostore.o iostream.o iso2022.o limits.o limits_bits.o locale_bits.o locale_body.o locale_classic.o locale_combine.o locale_core.o locale_eq.o locale_global.o locale_name.o logic_error.o memattr.o memory.o messages.o mman.o num_get.o num_put.o once.o punct.o random.o range_error.o runtime_error.o setlocale.o string.o strstream.o strtol.o ti_collate.o ti_filebuf.o ti_insert_dbl.o ti_insert_int.o ti_insert_ptr.o ti_ios.o ti_istream.o ti_messages.o ti_money_get.o ti_money_put.o ti_moneypunct.o ti_num_get.o ti_num_put.o ti_numpunct.o ti_ostream.o ti_podarray.o ti_streambuf.o ti_string.o ti_stringbuf.o ti_time_get.o ti_time_put.o ti_wcollate.o ti_wfilebuf.o ti_winsert_dbl.o ti_winsert_int.o ti_winsert_ptr.o ti_wios.o ti_wistream.o ti_wmessages.o ti_wmoney_get.o ti_wmoney_put.o ti_wmoneypunct.o ti_wnum_get.o ti_wnum_put.o ti_wnumpunct.o ti_wostream.o ti_wstreambuf.o ti_wstring.o ti_wstringbuf.o ti_wtime_get.o ti_wtime_put.o time_get.o time_put.o tmpbuf.o typeinfo.o valarray.o vecbool.o version.o wcodecvt.o wctype.o
gencat rwstderr.cat $(TOPDIR)/src/rwstderr.msg
gmake: Leaving directory `$(BUILDDIR)/lib'

Issue Links

• relates to: STDCXX-550 [Sun C++] 64-bit conversion warnings building utilities