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RE: Bug report: sort.c or AIX compiler

From: Lemley James - jlemle
Subject: RE: Bug report: sort.c or AIX compiler
Date: Mon, 21 Nov 2005 11:57:35 -0600

Paul Eggert writes:
> The basic idea
> here is that coreutils will attempt to detect the problem, and pass
> the -qlanglvl=extc89 option to IBM's compiler.  (It will pass
> -qlanglvl=ansi to older versions of IBM's compilers.)  I assume this
> will work around the problem; if not, please let me know.

It does work the way you expect; this test is with _Bool as the datatype
for b. 

% cc -qlanglvl=extc89 test.c -o test
% ./test
d is ffffffffffff669
-2 + b is -1 (should be -1)
&d[-1] is ffffffffffff668
&c[4] is ffffffffffff668
&d[-2 + b] is ffffffffffff668
&d[-2 + b] == &c[4] (OK)

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