Homework

1100012749

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Homework 11

7.6

Symbol	swap.o .symtab?	Symbol type	where defined	Section
buf	yes	extern	main.o	.data
bufp0	yes	global	swap.o	.data
bufp1	yes	local	swap.o	.bss
swap	yes	global	swap.o	.text
temp	no	-	-	-
incr	yes	local	swap.o	.text
count	yes	local	swap.o	.data

7.7

/* bar5.c */
static double x;
void f()
{
    x = -0.0;
}

7.12

Line	Address	Value
15	0x80483cb	0x804945c
16	0x80483d0	0x8049458
18	0x80483d8	0x8049548
18	0x80483dc	0x8049458
23	0x80483e7	0x8049548

7.15

A. 1082, 373
B. 不同。-O2 -g 产生的可执行代码包含调试符号表
C. 共享库 libc.so.6 和 ld-linux.so.2

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Homework 12

8.9

nyyyyy

8.12

8

8.18

ACE

8.19

2^n