Path: utzoo!attcan!uunet!munnari.oz.au!mel.dit.csiro.au!yarra!pta!teti!teslab!andrew
From: andrew@teslab.lab.OZ (Andrew Phillips)
Newsgroups: comp.sys.amiga.programmer
Subject: Re: Good Programming stops guru |||| and BNF of C++
Message-ID: <1193@teslab.lab.OZ>
Date: 24 Jan 91 07:03:58 GMT
References: <4381@mindlink.UUCP> <8bXHP_y00VIFALti1O@andrew.cmu.edu>
Reply-To: andrew@teslab.lab.oz.au (Andrew Phillips)
Organization: Technology Evaluation Section, L.A.B., Sydney
Lines: 23

In article <8bXHP_y00VIFALti1O@andrew.cmu.edu> rg20+@andrew.cmu.edu (Rick Francis Golembiewski) writes:
]int foo(A,B,C,D)
]double A,B,C,D;
]{
]...
]foo(A,B,0,D)
]is wrong, it should be
]foo(A,B,0.0,D)
]         ^
]         |
]   This a a FP argument while 0 is interpreted as an integer argument,...

This is why function prototypes were invented, use them!

]In general it's a good idea to initiallize ALL of your variables, as
]some compilers initalize vars to 0 while others may not.

This is not true.
Uninitialised static variables are *always* guaranteed to be zero.
Uninitialised auto variables are *never* guaranteed to be anything.

-- 
Andrew Phillips (andrew@teslab.lab.oz.au) Phone +61 (Aust) 2 (Sydney) 289 8712