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dwarf2out.c (simple_type_size_in_bits): Handle a type with no computed size as size zero.

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* dwarf2out.c (simple_type_size_in_bits): Handle a type with
        no computed size as size zero.
        (field_byte_offset): Likewise.

From-SVN: r37578
This commit is contained in:
Richard Henderson 2000-11-19 17:25:59 -08:00 committed by Richard Henderson
parent cfd1c7ea39
commit 3df188844e
2 changed files with 18 additions and 16 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2000-11-19 Richard Henderson <rth@redhat.com>
* dwarf2out.c (simple_type_size_in_bits): Handle a type with
no computed size as size zero.
(field_byte_offset): Likewise.
2000-11-20 Joseph S. Myers <jsm28@cam.ac.uk>
* config.gcc: Fix another typo.

20
gcc/dwarf2out.c
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@ -7790,18 +7790,18 @@ static inline unsigned HOST_WIDE_INT
simple_type_size_in_bits (type)
register tree type;
{
tree type_size_tree;
if (TREE_CODE (type) == ERROR_MARK)
return BITS_PER_WORD;
else
{
register tree type_size_tree = TYPE_SIZE (type);
type_size_tree = TYPE_SIZE (type);
if (type_size_tree == NULL_TREE)
return 0;
if (! host_integerp (type_size_tree, 1))
return TYPE_ALIGN (type);
return tree_low_cst (type_size_tree, 1);
}
}
/* Given a pointer to what is assumed to be a FIELD_DECL node, compute and
return the byte offset of the lowest addressed byte of the "containing
@ -7835,14 +7835,10 @@ field_byte_offset (decl)
type = field_type (decl);
field_size_tree = DECL_SIZE (decl);
/* If there was an error, the size could be zero. */
/* The size could be unspecified if there was an error, or for
a flexible array member. */
if (! field_size_tree)
{
if (errorcount)
return 0;
abort ();
}
field_size_tree = bitsize_zero_node;
/* We cannot yet cope with fields whose positions are variable, so
for now, when we see such things, we simply return 0. Someday, we may