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* gcc.c-torture/execute/enum-2.c: New test.

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From-SVN: r35260
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Alexandre Oliva 2000-07-26 03:51:55 +00:00 committed by Alexandre Oliva
parent 736f85c700
commit ad88bb8b2c
2 changed files with 26 additions and 0 deletions
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gcc/testsuite/ChangeLog
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2000-07-26 Alexandre Oliva <aoliva@redhat.com>
* gcc.c-torture/execute/enum-2.c: New test.
2000-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* gcc.dg/cpp/tr-warn3.c: New test.

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gcc/testsuite/gcc.c-torture/execute/enum-2.c Normal file
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/* Copyright (C) 2000 Free Software Foundation */
/* by Alexandre Oliva <aoliva@redhat.com> */
enum foo { FOO, BAR };
/* Even though the underlying type of an enum is unspecified, the type
of enumeration constants is explicitly defined as int (6.4.4.3/2 in
the C99 Standard). Therefore, `i' must not be promoted to
`unsigned' in the comparison below; we must exit the loop when it
becomes negative. */
int
main ()
{
int i;
for (i = BAR; i >= FOO; --i)
if (i == -1)
abort ();
exit (0);
}