[Sun C++] 64-bit truncation warnings

• Key: STDCXX-200
• Type: Bug
• Status: Resolved
• Resolution: Fixed
• Priority: Minor
• Assignee: Eric Lemings
• Reporter: Martin Sebor
• Component/s: Build and Installation
• Affects Version/s: 4.1.3, 4.1.4, 4.2.0, 4.2.1
• Fix Version/s: 4.2.2

Description

A wide (64-bit) build of the library with Sun C++ 5.8 produces the warnings below:

gmake[2]: Entering directory `/build/sebor/sunpro-5.8.j1-15S/lib'
...
CC -c -D_RWSTDDEBUG -mt -D_RWSTD_USE_CONFIG -I/amd/devco/sebor/dev/stdlib/include -I/build/sebor/sunpro-5.8.j1-15S/include -library=%none -g -xarch=v9 +w /amd/devco/sebor/dev/stdlib/src/codecvt.cpp
"/amd/devco/sebor/dev/stdlib/include/loc/_localedef.h", line 244: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/include/loc/_localedef.h", line 250: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/include/loc/_localedef.h", line 257: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/include/loc/_localedef.h", line 308: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
4 Warning(s) detected.
CC -c -D_RWSTDDEBUG -mt -D_RWSTD_USE_CONFIG -I/amd/devco/sebor/dev/stdlib/include -I/build/sebor/sunpro-5.8.j1-15S/include -library=%none -g -xarch=v9 +w /amd/devco/sebor/dev/stdlib/src/collate.cpp
"/amd/devco/sebor/dev/stdlib/include/loc/_localedef.h", line 244: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/include/loc/_localedef.h", line 250: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/include/loc/_localedef.h", line 257: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/include/loc/_localedef.h", line 308: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
4 Warning(s) detected.
CC -c -D_RWSTDDEBUG -mt -D_RWSTD_USE_CONFIG -I/amd/devco/sebor/dev/stdlib/include -I/build/sebor/sunpro-5.8.j1-15S/include -library=%none -g -xarch=v9 +w /amd/devco/sebor/dev/stdlib/src/ctype.cpp
"/amd/devco/sebor/dev/stdlib/include/loc/_localedef.h", line 244: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/include/loc/_localedef.h", line 250: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/include/loc/_localedef.h", line 257: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/include/loc/_localedef.h", line 308: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
4 Warning(s) detected.
...
CC -c -D_RWSTDDEBUG -mt -D_RWSTD_USE_CONFIG -I/amd/devco/sebor/dev/stdlib/include -I/build/sebor/sunpro-5.8.j1-15S/include -library=%none -g -xarch=v9 +w /amd/devco/sebor/dev/stdlib/src/facet.cpp
"/amd/devco/sebor/dev/stdlib/include/loc/_localedef.h", line 244: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/include/loc/_localedef.h", line 250: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/include/loc/_localedef.h", line 257: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/include/loc/_localedef.h", line 308: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
4 Warning(s) detected.
...
CC -c -D_RWSTDDEBUG -mt -D_RWSTD_USE_CONFIG -I/amd/devco/sebor/dev/stdlib/include -I/build/sebor/sunpro-5.8.j1-15S/include -library=%none -g -xarch=v9 +w /amd/devco/sebor/dev/stdlib/src/iso2022.cpp
"/amd/devco/sebor/dev/stdlib/include/loc/_localedef.h", line 244: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/include/loc/_localedef.h", line 250: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/include/loc/_localedef.h", line 257: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/include/loc/_localedef.h", line 308: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
4 Warning(s) detected.
...
CC -c -D_RWSTDDEBUG -mt -D_RWSTD_USE_CONFIG -I/amd/devco/sebor/dev/stdlib/include -I/build/sebor/sunpro-5.8.j1-15S/include -library=%none -g -xarch=v9 +w /amd/devco/sebor/dev/stdlib/src/locale_core.cpp
"/amd/devco/sebor/dev/stdlib/src/locale_core.cpp", line 136: Warning: Conversion of 64 bit type value to "int" causes truncation.
"/amd/devco/sebor/dev/stdlib/src/locale_core.cpp", line 136: Warning: Conversion of 64 bit type value to "int" causes truncation.
2 Warning(s) detected.
...
CC -c -D_RWSTDDEBUG -mt -D_RWSTD_USE_CONFIG -I/amd/devco/sebor/dev/stdlib/include -I/build/sebor/sunpro-5.8.j1-15S/include -library=%none -g -xarch=v9 +w /amd/devco/sebor/dev/stdlib/src/num_get.cpp
"/amd/devco/sebor/dev/stdlib/src/num_get.cpp", line 422: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/src/num_get.cpp", line 451: Warning: Conversion of 64 bit type value to "int" causes truncation.
2 Warning(s) detected.
CC -c -D_RWSTDDEBUG -mt -D_RWSTD_USE_CONFIG -I/amd/devco/sebor/dev/stdlib/include -I/build/sebor/sunpro-5.8.j1-15S/include -library=%none -g -xarch=v9 +w /amd/devco/sebor/dev/stdlib/src/num_put.cpp
"/amd/devco/sebor/dev/stdlib/src/num_put.cpp", line 413: Warning: Conversion of 64 bit type value to "const int" causes truncation.
"/amd/devco/sebor/dev/stdlib/src/num_put.cpp", line 413: Warning: Conversion of 64 bit type value to "const int" causes truncation.
"/amd/devco/sebor/dev/stdlib/src/num_put.cpp", line 722: Warning: Conversion of 64 bit type value to "int" causes truncation.
"/amd/devco/sebor/dev/stdlib/src/num_put.cpp", line 749: Warning: Conversion of 64 bit type value to "int" causes truncation.
"/amd/devco/sebor/dev/stdlib/src/num_put.cpp", line 779: Warning: Conversion of 64 bit type value to "int" causes truncation.
"/amd/devco/sebor/dev/stdlib/src/num_put.cpp", line 807: Warning: Conversion of 64 bit type value to "int" causes truncation.
6 Warning(s) detected.
CC -c -D_RWSTDDEBUG -mt -D_RWSTD_USE_CONFIG -I/amd/devco/sebor/dev/stdlib/include -I/build/sebor/sunpro-5.8.j1-15S/include -library=%none -g -xarch=v9 +w /amd/devco/sebor/dev/stdlib/src/punct.cpp
"/amd/devco/sebor/dev/stdlib/include/loc/_localedef.h", line 244: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/include/loc/_localedef.h", line 250: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/include/loc/_localedef.h", line 257: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/include/loc/_localedef.h", line 308: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/src/punct.cpp", line 170: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/src/punct.cpp", line 183: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/src/punct.cpp", line 200: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/src/punct.cpp", line 187: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/src/punct.cpp", line 350: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/src/punct.cpp", line 363: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/src/punct.cpp", line 380: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/src/punct.cpp", line 385: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/src/punct.cpp", line 367: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
13 Warning(s) detected.
...
CC -c -D_RWSTDDEBUG -mt -D_RWSTD_USE_CONFIG -I/amd/devco/sebor/dev/stdlib/include -I/build/sebor/sunpro-5.8.j1-15S/include -library=%none -g -xarch=v9 +w /amd/devco/sebor/dev/stdlib/src/strstream.cpp
"/amd/devco/sebor/dev/stdlib/include/strstream", line 188: Warning: std::istrstream::rdbuf hides the function std::ios::rdbuf(std::streambuf *).
"/amd/devco/sebor/dev/stdlib/include/strstream", line 226: Warning: std::ostrstream::rdbuf hides the function std::ios::rdbuf(std::streambuf *).
"/amd/devco/sebor/dev/stdlib/include/strstream", line 266: Warning: std::strstream::rdbuf hides the function std::ios::rdbuf(std::streambuf *).
3 Warning(s) detected.
...
CC -c -D_RWSTDDEBUG -mt -D_RWSTD_USE_CONFIG -I/amd/devco/sebor/dev/stdlib/include -I/build/sebor/sunpro-5.8.j1-15S/include -library=%none -g -xarch=v9 +w /amd/devco/sebor/dev/stdlib/src/time_put.cpp
"/amd/devco/sebor/dev/stdlib/include/loc/_localedef.h", line 244: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/include/loc/_localedef.h", line 250: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/include/loc/_localedef.h", line 257: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/include/loc/_localedef.h", line 308: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/src/time_put.cpp", line 413: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/src/time_put.cpp", line 414: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/src/time_put.cpp", line 415: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/src/time_put.cpp", line 416: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/src/time_put.cpp", line 417: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/src/time_put.cpp", line 605: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/src/time_put.cpp", line 630: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/src/time_put.cpp", line 2022: Warning: Conversion of 64 bit type value to "int" causes truncation.
"/amd/devco/sebor/dev/stdlib/src/time_put.cpp", line 2660: Warning: Conversion of 64 bit type value to "const unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/src/time_put.cpp", line 2660: Warning: Conversion of 64 bit type value to "const unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/src/time_put.cpp", line 2760: Warning: Conversion of 64 bit type value to "const unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/src/time_put.cpp", line 2760: Warning: Conversion of 64 bit type value to "const unsigned" causes truncation.
16 Warning(s) detected.
...
CC -c -D_RWSTDDEBUG -mt -D_RWSTD_USE_CONFIG -I/amd/devco/sebor/dev/stdlib/include -I/build/sebor/sunpro-5.8.j1-15S/include -library=%none -g -xarch=v9 +w /amd/devco/sebor/dev/stdlib/src/wcodecvt.cpp
"/amd/devco/sebor/dev/stdlib/include/loc/_localedef.h", line 244: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/include/loc/_localedef.h", line 250: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/include/loc/_localedef.h", line 257: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/include/loc/_localedef.h", line 308: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
4 Warning(s) detected.
CC -c -D_RWSTDDEBUG -mt -D_RWSTD_USE_CONFIG -I/amd/devco/sebor/dev/stdlib/include -I/build/sebor/sunpro-5.8.j1-15S/include -library=%none -g -xarch=v9 +w /amd/devco/sebor/dev/stdlib/src/wctype.cpp
"/amd/devco/sebor/dev/stdlib/include/loc/_localedef.h", line 244: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/include/loc/_localedef.h", line 250: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/include/loc/_localedef.h", line 257: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
"/amd/devco/sebor/dev/stdlib/include/loc/_localedef.h", line 308: Warning: Conversion of 64 bit type value to "unsigned" causes truncation.
4 Warning(s) detected.
CC -xar -o libstd15S.a assert.o atomic-cxx.o bitset.o catalog.o codecvt.o collate.o ctype.o ctype_bits.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 memattr.o memory.o messages.o num_get.o num_put.o punct.o random.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_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 /amd/devco/sebor/dev/stdlib/src/rwstderr.msg
gmake[2]: Leaving directory `/build/sebor/sunpro-5.8.j1-15S/lib'

Comments

[Martin Sebor]

The library builds cleanly now.

[Martin Sebor]

We still have some of these warnings in the library and a ton of them in the rest of the project:

$ gunzip -c solaris-10-sparc-sunpro-5.9-12D-solaris-656010-log.gz.txt | grep "Warning, truncwarn:" | wc -l
1167

[Martin Sebor]

Scheduled for 4.2.2 and assigned to Brad.