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* amd64obsd-tdep.c (amd64obsd_sigtramp_p): Use

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safe_frame_unwind_memory instead of target_read_memory.
This commit is contained in:
Mark Kettenis
2004-08-22 20:34:55 +00:00
parent 8cbba7c881
commit 1c5bf4196b
2 changed files with 5 additions and 1 deletions
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3
gdb/amd64obsd-tdep.c
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@@ -90,6 +90,7 @@ amd64obsd_sigtramp_p (struct frame_info *next_frame)
0x67, 0x00, 0x00, 0x00, /* movq $SYS_sigreturn, %rax */
0xcd, 0x80 /* int $0x80 */
};
size_t buflen = (sizeof sigreturn) + 1;
char *name, *buf;
/* If the function has a valid symbol name, it isn't a
@@ -105,7 +106,7 @@ amd64obsd_sigtramp_p (struct frame_info *next_frame)
/* If we can't read the instructions at START_PC, return zero. */
buf = alloca ((sizeof sigreturn) + 1);
if (target_read_memory (start_pc + 6, buf, (sizeof sigreturn) + 1))
if (!safe_frame_unwind_memory (next_frame, start_pc + 6, buf, buflen))
return 0;
/* Check for sigreturn(2). Depending on how the assembler encoded