PURIFY instructions
Download
You can download a 15-day trial version on the IBM website. Need registration.
https://www14.software.ibm.com/webapp/iwm/web/preLogin.do?pkgid=&S_SRCID=RATLe-PURIFYLXUX-EVAL&source=RATLe-PURIFYLXUX-EVAL&S_TACT=104AH W42&S_CMP=&S_PKG=CR2AZML&s=z<ype=select&l= ENGLISH International & mtype = INPUT & M = Download & ID = 2004-04-30 03% 3A36% 3A51.735187R & Fam = & cat =
2. Installation, configuration
Tar -zxvf purify.tar.gz
CD PurifyPLUS
.2003A
.06.13 /
./rs_install
Then follow the prompt step by step, there are 2 places to enter, one is the installed path, one is the location of the licequ
3. Configuration
Assume that installing / usr / local / ruff
Modify / etc / profile file to join
Export path = $ path: /usr/local/rational/releases/purify.i386_linux
2.2003A
.06.13;
Export PurifyOptions = "- FOLLOW-Child-Processes = YES -LOG-File = MyLog.% V.% P";
4. Re-compile the program.
Similar to Purify Cc -o Test Test.c
If it is a C program, add -libstdc .
Generally speaking, modifying the Make file.
5. Error check
View the error log. Take a look at mylog. *
6. Error message
Below is the memory information table that Purify can detect:
Memory information
description
Error rating
ABR
Array Bounds Read Array Boundary Read
Level 3
ABW
Array Bounds Write array
level 2
BSR
BEYOND Stack Read
Level 3
BSW
Beyond Stack Write Yue Stack Write
Level 3
Cor
Core Dump Imminent illegal operation
Level 1
FIU
File Descriptors in use file descriptor is used
level 4
FMM
Freeing Mismatch Memory Releases Error Memory
level 2
FMR
Free Memory READ reads within the release
Level 3
FMW
Free Memory Write writes to the released memory
level 2
FNH
Freeing Non Heap Memory releases non-reactor memory
level 2
Fum
Freeing Unallocated Memory releases the memory that is not assigned
level 2
IPR
INVALID POINTER READ illegal pointer reading
Level 1
IPW
INVALID POINTER WRITE illegal pointer
Level 1
MAF
Malloc Failure assigns memory failed
level 4
Miu
Memory in-USE memory is in use
level 4
MLK
Memory Leak memory leak
Level 3
MRE
Malloc Reentancy Error Remalloc
level 2
MSE
Memory Segment Error memory segment error
Level 3
NPR
NULL POINTER READ empty pointer reading
Level 1
NPW
Null Pointer Write Empty Point
Level 1 PAR
Bad parameter error parameters
Level 3
PLK
Potential Leak Potential Memory Lev
Level 3
SBR
Stack Array Bounds Read Stack Array Boundary Read
Level 3
SBW
Stack Array Bounds Write Stack number
level 2
SIG
Signal signal
level 4
Sof
Stack overflow stack overflow
Level 3
UMC
Uninitialized Memory Copy copies uninitialized memory
Level 3
UMR
Uninitialized Memory Read for unmelified memory
Level 3
WPF
WatchPoint Free releases the monitored memory
level 4
WPM
WatchPoint Malloc is monitored memory allocation
level 4
WPN
WatchPoint Entry monitored memory
level 4
WPR
WatchPoint Read is monitored memory read
level 4
WPW
WatchPoint Write is monitored memory
level 4
WPX
WatchPoint EXIT exits the monitored memory
level 4
ZPR
Zero Page Read Zero Page Read
Level 1
ZPW
Zero Page Write Zero Page Write
Level 1
Level 1: fatal mistakes. Level 2: dangerous mistakes. Level 3: Warning Information Level 4: Tips Information (non-wrong)
7. Reference
1.c / c memory problem checklope - Purify Chen Http://blog.9cbs.net/haoel/archive/2003/12/2900.aspx
2. Help with the installation package.
