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| author | Jan Kratochvil <jan.kratochvil@redhat.com> | 2011-07-11 13:40:24 +0000 |
|---|---|---|
| committer | Jan Kratochvil <jan.kratochvil@redhat.com> | 2011-07-11 13:40:24 +0000 |
| commit | 04ad99e60b4658ff3e7565000b5862c74cce2729 (patch) | |
| tree | 0ddd26ad0d2f3ca822b0ebcd30cf04749c984d1c /gdb/testsuite/gdb.dwarf2/dw2-const.S | |
| parent | 713389e0245333ded5b75dc90583570f8446f508 (diff) | |
| download | gdb-04ad99e60b4658ff3e7565000b5862c74cce2729.zip gdb-04ad99e60b4658ff3e7565000b5862c74cce2729.tar.gz gdb-04ad99e60b4658ff3e7565000b5862c74cce2729.tar.bz2 | |
gdb/
* dwarf2expr.c (read_sleb128): Fix signed extension overflowing host
`int'.
gdb/testsuite/
* gdb.dwarf2/dw2-const.S (Pointer size): Change from 4 to 8.
(DW_AT_high_pc, DW_AT_low_pc): Remove them.
(val8, .Ltype_const8, .Ltype_int8, DW_TAG_variable): New.
* gdb.dwarf2/dw2-const.exp (print/x val8): New test.
Diffstat (limited to 'gdb/testsuite/gdb.dwarf2/dw2-const.S')
| -rw-r--r-- | gdb/testsuite/gdb.dwarf2/dw2-const.S | 53 |
1 files changed, 40 insertions, 13 deletions
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-const.S b/gdb/testsuite/gdb.dwarf2/dw2-const.S index b0622f3..9ff5844 100644 --- a/gdb/testsuite/gdb.dwarf2/dw2-const.S +++ b/gdb/testsuite/gdb.dwarf2/dw2-const.S @@ -37,13 +37,11 @@ func_cu1: .Lcu1_start: .2byte 2 /* DWARF Version */ .4byte .Labbrev1_begin /* Offset into abbrev section */ - .byte 4 /* Pointer size */ + .byte 8 /* Pointer size */ /* CU die */ .uleb128 1 /* Abbrev: DW_TAG_compile_unit */ .4byte .Lline1_begin /* DW_AT_stmt_list */ - .4byte .Lend_text1 /* DW_AT_high_pc */ - .4byte .Lbegin_text1 /* DW_AT_low_pc */ .ascii "file1.txt\0" /* DW_AT_name */ .ascii "GNU C 3.3.3\0" /* DW_AT_producer */ .byte 1 /* DW_AT_language (C) */ @@ -57,6 +55,27 @@ func_cu1: .uleb128 0x9 /* Abbrev: DW_TAG_const_type */ .4byte .Ltype_int-.Lcu1_begin /* DW_AT_type */ + .uleb128 0xa /* Abbrev: DW_TAG_variable */ + .ascii "val8\0" /* DW_AT_name */ + .4byte .Ltype_const8-.Lcu1_begin /* DW_AT_type */ + .byte 2f - 1f /* DW_AT_location */ +1: .byte 0x11 /* DW_OP_consts */ +#if 0 /* gas encodes it explicitly. */ + .slab128 0xffffffff00000000 +#endif +#if 0 /* gas encoded it correctly - formed GDB FAILed. */ + .sleb128 -4294967296 +#endif +#if 1 /* Rather encode sleb128 by hand. */ + .byte 0x80, 0x80, 0x80, 0x80, 0x70 +#endif + .byte 0x9f /* DW_OP_stack_value */ +2: + +.Ltype_const8: + .uleb128 0x9 /* Abbrev: DW_TAG_const_type */ + .4byte .Ltype_int8-.Lcu1_begin /* DW_AT_type */ + /* func_cu1 */ .uleb128 2 /* Abbrev: DW_TAG_subprogram */ .byte 1 /* DW_AT_external */ @@ -64,8 +83,6 @@ func_cu1: .byte 2 /* DW_AT_decl_line */ .ascii "func_cu1\0" /* DW_AT_name */ .4byte .Ltype_int-.Lcu1_begin /* DW_AT_type */ - .4byte .Lbegin_func_cu1 /* DW_AT_low_pc */ - .4byte .Lend_func_cu1 /* DW_AT_high_pc */ .byte 1 /* DW_AT_frame_base: length */ .byte 0x55 /* DW_AT_frame_base: DW_OP_reg5 */ @@ -75,6 +92,12 @@ func_cu1: .byte 4 /* DW_AT_byte_size */ .byte 5 /* DW_AT_encoding */ +.Ltype_int8: + .uleb128 3 /* Abbrev: DW_TAG_base_type */ + .ascii "int8\0" /* DW_AT_name */ + .byte 8 /* DW_AT_byte_size */ + .byte 5 /* DW_AT_encoding */ + .byte 0 /* End of children of CU */ .Lcu1_end: @@ -87,10 +110,6 @@ func_cu1: .byte 1 /* has_children */ .uleb128 0x10 /* DW_AT_stmt_list */ .uleb128 0x6 /* DW_FORM_data4 */ - .uleb128 0x12 /* DW_AT_high_pc */ - .uleb128 0x1 /* DW_FORM_addr */ - .uleb128 0x11 /* DW_AT_low_pc */ - .uleb128 0x1 /* DW_FORM_addr */ .uleb128 0x3 /* DW_AT_name */ .uleb128 0x8 /* DW_FORM_string */ .uleb128 0x25 /* DW_AT_producer */ @@ -113,10 +132,6 @@ func_cu1: .uleb128 0x8 /* DW_FORM_string */ .uleb128 0x49 /* DW_AT_type */ .uleb128 0x13 /* DW_FORM_ref4 */ - .uleb128 0x11 /* DW_AT_low_pc */ - .uleb128 0x1 /* DW_FORM_addr */ - .uleb128 0x12 /* DW_AT_high_pc */ - .uleb128 0x1 /* DW_FORM_addr */ .uleb128 0x40 /* DW_AT_frame_base */ .uleb128 0xa /* DW_FORM_block1 */ .byte 0x0 /* Terminator */ @@ -154,6 +169,18 @@ func_cu1: .byte 0x0 /* Terminator */ .byte 0x0 /* Terminator */ + .uleb128 0xa /* abbrev code */ + .uleb128 0x34 /* TAG: DW_TAG_variable */ + .byte 0x0 /* DW_children_no */ + .uleb128 0x3 /* DW_AT_name */ + .uleb128 0x8 /* DW_FORM_string */ + .uleb128 0x49 /* DW_AT_type */ + .uleb128 0x13 /* DW_FORM_ref4 */ + .uleb128 0x02 /* DW_AT_location */ + .uleb128 0xa /* DW_FORM_block1 */ + .byte 0x0 /* Terminator */ + .byte 0x0 /* Terminator */ + .byte 0x0 /* Terminator */ .byte 0x0 /* Terminator */ |