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990326-1.c: Force bitfields to be aligned. 

* execute/990326-1.c: Force bitfields to be aligned.
        (e4, f4): New tests.
        (main): Call them.

From-SVN: r26961
This commit is contained in:
Andreas Schwab 1999-05-17 01:18:59 +00:00 committed by Jeff Law
parent 924e00ffb8
commit 92b3fc3ae3
2 changed files with 34 additions and 13 deletions
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6
gcc/testsuite/ChangeLog
View File

@ -1,3 +1,9 @@
1999-05-17 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
* execute/990326-1.c: Force bitfields to be aligned.
(e4, f4): New tests.
(main): Call them.
1999-05-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* gcc.dg/noreturn-1.c: New test.

41
gcc/testsuite/gcc.c-torture/execute/990326-1.c
View File

@ -58,7 +58,7 @@ b3()
struct c {
unsigned int c:4, b:14, a:14;
};
} __attribute__ ((aligned));
int
c1()
@ -86,7 +86,7 @@ c3()
struct d {
unsigned int a:14, b:14, c:4;
};
} __attribute__ ((aligned));
int
d1()
@ -114,7 +114,7 @@ d3()
struct e {
int c:4, b:14, a:14;
};
} __attribute__ ((aligned));
int
e1()
@ -140,9 +140,17 @@ e3()
return ((x.a & ~8) == (y.a & ~32) && (x.b & ~64) == (y.b & ~16));
}
int
e4()
{
static struct e x = { -1, -1, 0 };
return x.a == 0 && x.b & 0x2000;
}
struct f {
int a:14, b:14, c:4;
};
} __attribute__ ((aligned));
int
f1()
@ -168,12 +176,20 @@ f3()
return ((x.a & ~8) == (y.a & ~32) && (x.b & ~64) == (y.b & ~16));
}
int
f4()
{
static struct f x = { 0, -1, -1 };
return x.a == 0 && x.b & 0x2000;
}
struct gx {
int c:4, b:14, a:14;
};
} __attribute__ ((aligned));
struct gy {
int b:14, a:14, c:4;
};
} __attribute__ ((aligned));
int
g1()
@ -244,10 +260,10 @@ g7()
struct hx {
int a:14, b:14, c:4;
};
} __attribute__ ((aligned));
struct hy {
int c:4, a:14, b:14;
};
} __attribute__ ((aligned));
int
h1()
@ -316,11 +332,6 @@ h7()
(x.b & 0x3ff0) == (y.b & 0x03ff));
}
struct foo {
int junk; /* this is to force alignment */
unsigned char w, x, y, z;
};
int
main()
{
@ -354,12 +365,16 @@ main()
abort ();
if (!e3 ())
abort ();
if (!e4 ())
abort ();
if (!f1 ())
abort ();
if (!f2 ())
abort ();
if (!f3 ())
abort ();
if (!f4 ())
abort ();
if (!g1 ())
abort ();
if (!g2 ())