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2002-08-13 David Carlton <carlton@math.stanford.edu>

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* dwarf2read.c (dwarf2_build_psymtabs): Check that
	dwarf_line_offset is nonzero before creating dwarf_line_buffer.
	(read_file_scope): Check that line_header is nonzero before
	decoding macro information.
This commit is contained in:
David Carlton 2002-08-20 18:45:30 +00:00
parent e5451d58f4
commit 41ff2da14c
2 changed files with 15 additions and 4 deletions
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7
gdb/ChangeLog
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@ -1,3 +1,10 @@
2002-08-20 David Carlton <carlton@math.stanford.edu>
* dwarf2read.c (dwarf2_build_psymtabs): Check that
dwarf_line_offset is nonzero before creating dwarf_line_buffer.
(read_file_scope): Check that line_header is nonzero before
decoding macro information.
2002-08-20 Mark Kettenis <kettenis@gnu.org>
* i386-tdep.h (FP_REGNUM_P): Change such that we don't incorrectly

12
gdb/dwarf2read.c
View File

@ -1009,9 +1009,13 @@ dwarf2_build_psymtabs (struct objfile *objfile, int mainline)
dwarf_abbrev_buffer = dwarf2_read_section (objfile,
dwarf_abbrev_offset,
dwarf_abbrev_size);
dwarf_line_buffer = dwarf2_read_section (objfile,
dwarf_line_offset,
dwarf_line_size);
if (dwarf_line_offset)
dwarf_line_buffer = dwarf2_read_section (objfile,
dwarf_line_offset,
dwarf_line_size);
else
dwarf_line_buffer = NULL;
if (dwarf_str_offset)
dwarf_str_buffer = dwarf2_read_section (objfile,
@ -1808,7 +1812,7 @@ read_file_scope (struct die_info *die, struct objfile *objfile,
header, so we can only read it if we've read the header
successfully. */
attr = dwarf_attr (die, DW_AT_macro_info);
if (attr)
if (attr && line_header)
{
unsigned int macro_offset = DW_UNSND (attr);
dwarf_decode_macros (line_header, macro_offset,