Abnormal program termination (packed bit field)

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Article #991

#991

From: Eberhard Mattes
Date: Tue, 25 Aug 1992 20:49

22 lines
993 bytes

This happened with GCC 2.2.2 for 80386, with #pragma pack of i386v4.h.

gcc -c bug.c
Abnormal program termination
core dumped

------------------------------- cut here -------------------------------------
#pragma pack(1)

struct
{
  unsigned short field1 : 5;
  unsigned short field2 : 6;
} var1;

void fun1 (void)
{
  var1.field2 = 1;
}
------------------------------- cut here -------------------------------------

Eberhard Mattes (mattes@azu.informatik.uni-stuttgart.de)

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From: mattes@azu.informatik.uni-stuttgart.de (Eberhard Mattes)
Subject: Abnormal program termination (packed bit field)
Message-ID: <9208251649.AA03028@azu.informatik.uni-stuttgart.de>
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Distribution: gnu
Date: Tue, 25 Aug 1992 20:49:30 GMT
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