Article View: gnu.g++.bug
Article #1434overloaded-function-bug
From: Stefan Kuhlins
Date: Wed, 27 Jan 1993 03:01
Date: Wed, 27 Jan 1993 03:01
54 lines
2179 bytes
2179 bytes
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// This programm contains 2 errors, which g++ 2.3.1 does not detect.
#include <iostream.h>
void h (float) { cout << "h1" << endl; }
void h (double) { cout << "h2" << endl; }
void f () { cout << "f1" << endl; }
void f (int = 1) { cout << "f2" << endl; }
int main()
{
h(3); // error 1, g++ calls h1()
f(); // error 2, g++ calls f1()
return 0;
}
/*
error 1: ambiguous call: h ( int )
choice of h()s:
h(float );
h(double );
error 2: ambiguous call: f ()
choice of f()s:
f();
f(int );
g++ output:
# g++ -v gnubug.C
Reading specs from /vol/lang/gcc/lib/gcc-lib/sparc-sun-sunos4.1.2/2.3.1/specs
gcc version 2.3.1
/vol/lang/gcc/lib/gcc-lib/sparc-sun-sunos4.1.2/2.3.1/cpp -lang-c++ -v -undef -D__GNUC__=2 -D__GNUG__=2 -D__cplusplus -Dsparc -Dsun -Dunix -D__sparc__ -D__sun__ -D__unix__ -D__sparc -D__sun -D__unix gnubug.C /usr/tmp/cca10574.i
GNU CPP version 2.3.1 (sparc)
/vol/lang/gcc/lib/gcc-lib/sparc-sun-sunos4.1.2/2.3.1/cc1plus /usr/tmp/cca10574.i -quiet -dumpbase gnubug.cc -version -o /usr/tmp/cca10574.s
GNU C++ version 2.3.1 (sparc) compiled by GNU C version 2.3.1.
as -o /usr/tmp/cca105741.o /usr/tmp/cca10574.s
/vol/lang/gcc/lib/gcc-lib/sparc-sun-sunos4.1.2/2.3.1/ld -e start -dc -dp /lib/crt0.o -L/vol/lang/gcc/lib/gcc-lib/sparc-sun-sunos4.1.2/2.3.1 -L/vol/lang/gcc/lib /usr/tmp/cca105741.o -lg++ -lgcc -lc -lgcc
*/
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<9301261150.AA05285@anne.wifo.uni-mannheim.de>Path:
arc1-ca.pugleaf.net!sparky!uunet!stanford.edu!ames!saimiri.primate.wisc.edu!zaphod.mps.ohio-state.edu!pacific.mps.ohio-state.edu!cis.ohio-state.edu!anne.wifo.uni-mannheim.de!kuhlinsShow Full Headers
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Path: arc1-ca.pugleaf.net!sparky!uunet!stanford.edu!ames!saimiri.primate.wisc.edu!zaphod.mps.ohio-state.edu!pacific.mps.ohio-state.edu!cis.ohio-state.edu!anne.wifo.uni-mannheim.de!kuhlins From: kuhlins@anne.wifo.uni-mannheim.de (Stefan Kuhlins) Newsgroups: gnu.g++.bug Subject: overloaded-function-bug Date: 26 Jan 1993 22:01:29 -0500 Organization: GNUs Not Usenet Lines: 55 Sender: daemon@cis.ohio-state.edu Approved: bug-g++@prep.ai.mit.edu Distribution: gnu Message-ID: <9301261150.AA05285@anne.wifo.uni-mannheim.de>