From: David Carlton Date: Tue, 20 Aug 2002 18:45:30 +0000 (+0000) Subject: 2002-08-13 David Carlton X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=41ff2da14cddc1398262d459f40b3613354c6a52;p=binutils-gdb.git 2002-08-13 David Carlton * 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. --- diff --git a/gdb/ChangeLog b/gdb/ChangeLog index fedfe81fbda..c72abc016d4 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,10 @@ +2002-08-20 David Carlton + + * 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 * i386-tdep.h (FP_REGNUM_P): Change such that we don't incorrectly diff --git a/gdb/dwarf2read.c b/gdb/dwarf2read.c index 75ee279bf94..0d96e1ff74d 100644 --- a/gdb/dwarf2read.c +++ b/gdb/dwarf2read.c @@ -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,