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| author | H. Peter Anvin <hpa@zytor.com> | 2008-10-17 23:14:53 -0700 |
|---|---|---|
| committer | H. Peter Anvin <hpa@zytor.com> | 2008-10-17 23:14:53 -0700 |
| commit | 93c7aa23028c53e6ebf43861d2c778fb01fa895a (patch) | |
| tree | 34f34f508b86acf1e0f3a424cca1478520743312 | |
| parent | d5e7498556623df728e1e4cad601f6d9ab2d6740 (diff) | |
| download | nasm-93c7aa23028c53e6ebf43861d2c778fb01fa895a.tar.gz | |
test/elf64so.asm: demonstrate a case where we bind to the wrong symbol
Show an artificial case where we bind to the wrong symbol, due to the
confusion in the output system between the size of relative symbols
and their position.
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
| -rw-r--r-- | test/elf64so.asm | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/test/elf64so.asm b/test/elf64so.asm index a6236951..f1b23464 100644 --- a/test/elf64so.asm +++ b/test/elf64so.asm @@ -32,6 +32,7 @@ GLOBAL asmstr:data asmstr.end-asmstr ; [2] GLOBAL textptr:data 8 ; [2] GLOBAL selfptr:data 8 ; [2] + GLOBAL useless:data 8 ; [3] GLOBAL integer:data 8 ; [3] EXTERN printf ; [10] COMMON commvar 8:8 ; [7] @@ -59,6 +60,8 @@ lrotate: ; [1] ;; (Large model cannot be linked with other code) ;; greet_s: + ;; This instruction is useless, this is only a test... + cmp qword [rel integer wrt ..got],0 mov rax,[rel commvar wrt ..got] ; &commvar mov rcx,[rax] ; commvar mov rax,[rel integer wrt ..got] ; &integer @@ -105,7 +108,9 @@ textptr dq greet_s wrt ..sym ; [15] selfptr dq selfptr wrt ..sym ; [16] SECTION .bss - +; a useless symbol +useless resq 1 + ; an integer integer resq 1 ; [3] |