[STDCXX-47] [VAC++ 7.0.0.3] conflicting declaration of std::abs in <cmath> and <cstdlib>

• Type: Bug
• Status: Closed
• Priority: Critical
• Resolution: Fixed
• Affects Version/s: 4.1.2
• Fix Version/s: 4.1.3
• Component/s: 26. Numerics

Environment

VisuaAge C++ 7.0.0.3

• Assignee: Martin Sebor
• Reporter: Martin Sebor
• Created: 14/Oct/05 06:54
• Updated: 09/Dec/05 06:28
• Resolved: 15/Oct/05 05:22

Description

The test case below fails to compile with the August 2005 patch of VAC++ 7.0 (7.0.0.3).

$ xlC -qversion
IBM XL C/C++ Enterprise Edition V7.0
Version: 07.00.0000.0003

$ cat t.cpp && nice gmake t
#include <cmath>
#include <cstdlib>

int main ()
{
std::abs (0);
}

xlCcore_r -c -I/build/sebor/dev/stdlib/include/ansi -D_RWSTDDEBUG -D_RWSTD_USE_CONFIG -I/build/sebor/vacpp-7.0.0.3-15S/include -I/build/sebor/dev/stdlib/include -I/build/sebor/dev/stdlib/../rwtest -I/build/sebor/dev/stdlib/../rwtest/include -I/build/sebor/dev/stdlib/tests/include -g -q64 -qtemplateregistry=t.ti t.cpp
"/build/sebor/dev/stdlib/include/ansi/cstdlib", line 208.16: 1540-0400 (S) "std::abs(int)" has a conflicting declaration.
"/build/sebor/dev/stdlib/include/ansi/cmath", line 811.1: 1540-0424 (I) "abs" is declared on line 811 of "/build/sebor/dev/stdlib/include/ansi/cmath".
"/build/sebor/dev/stdlib/include/ansi/cmath", line 770.1: 1540-0424 (I) "abs" is declared on line 770 of "/build/sebor/dev/stdlib/include/ansi/cmath".
"/build/sebor/dev/stdlib/include/ansi/cmath", line 567.1: 1540-0424 (I) "abs" is declared on line 567 of "/build/sebor/dev/stdlib/include/ansi/cmath".
gmake: *** [t.o] Error 1