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* stabsread.c (read_type): Allow defining several type numbers

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at once (e.g. "(1,2)=(3,4)="...).
This commit is contained in:
Jim Kingdon 1994-01-03 22:36:52 +00:00
parent b563c370fb
commit 4b404661b6
2 changed files with 41 additions and 30 deletions
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3
gdb/ChangeLog
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@ -1,5 +1,8 @@
Mon Jan 3 11:57:29 1994 Jim Kingdon (kingdon@lioth.cygnus.com)
* stabsread.c (read_type): Allow defining several type numbers
at once (e.g. "(1,2)=(3,4)="...).
* stabsread.c (read_enum_type): Use TARGET_INT_BIT not sizeof (int).
* breakpoint.c (frame_in_dummy): Check PC as well as frame.

68
gdb/stabsread.c
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@ -1418,41 +1418,49 @@ read_type (pp, objfile)
case '9':
case '(':
(*pp)--;
if (read_type_number (pp, xtypenums) != 0)
return error_type (pp);
{
char *pp_saved;
if (typenums[0] == xtypenums[0] && typenums[1] == xtypenums[1])
/* It's being defined as itself. That means it is "void". */
type = init_type (TYPE_CODE_VOID, 0, 0, NULL, objfile);
else
{
struct type *xtype = *dbx_lookup_type (xtypenums);
(*pp)--;
pp_saved = *pp;
/* This can happen if we had '-' followed by a garbage character,
for example. */
if (xtype == NULL)
return error_type (pp);
/* Peek ahead at the number to detect void. */
if (read_type_number (pp, xtypenums) != 0)
return error_type (pp);
/* The type is being defined to another type. So we copy the type.
This loses if we copy a C++ class and so we lose track of how
the names are mangled (but g++ doesn't output stabs like this
now anyway). */
if (typenums[0] == xtypenums[0] && typenums[1] == xtypenums[1])
/* It's being defined as itself. That means it is "void". */
type = init_type (TYPE_CODE_VOID, 0, 0, NULL, objfile);
else
{
struct type *xtype;
type = alloc_type (objfile);
memcpy (type, xtype, sizeof (struct type));
/* Go back to the number and have read_type get it. This means
that we can deal with something like t(1,2)=(3,4)=... which
the Lucid compiler uses. */
*pp = pp_saved;
xtype = read_type (pp, objfile);
/* The idea behind clearing the names is that the only purpose
for defining a type to another type is so that the name of
one can be different. So we probably don't need to worry much
about the case where the compiler doesn't give a name to the
new type. */
TYPE_NAME (type) = NULL;
TYPE_TAG_NAME (type) = NULL;
}
if (typenums[0] != -1)
*dbx_lookup_type (typenums) = type;
break;
/* The type is being defined to another type. So we copy the type.
This loses if we copy a C++ class and so we lose track of how
the names are mangled (but g++ doesn't output stabs like this
now anyway). */
type = alloc_type (objfile);
memcpy (type, xtype, sizeof (struct type));
/* The idea behind clearing the names is that the only purpose
for defining a type to another type is so that the name of
one can be different. So we probably don't need to worry much
about the case where the compiler doesn't give a name to the
new type. */
TYPE_NAME (type) = NULL;
TYPE_TAG_NAME (type) = NULL;
}
if (typenums[0] != -1)
*dbx_lookup_type (typenums) = type;
break;
}
/* In the following types, we must be sure to overwrite any existing
type that the typenums refer to, rather than allocating a new one