Ib ntu kev txhaum tshwm sim thaum ib qho kev sim nkag mus rau qhov chaw nco uas nws tsis raug tso cai nkag mus, lossis sim nkag mus rau qhov chaw nco hauv txoj hauv kev uas tsis tso cai (piv txwv li, sim sau rau qhov chaw nyeem nkaus xwb, lossis sau dua ib feem ntawm kev khiav haujlwm).
Dab tsi tuaj yeem ua rau segmentation txhaum?
Ib segmentation fault (aka segfault) yog ib yam mob uas ua rau cov kev pab cuam tsoo; lawv feem ntau cuam tshuam nrog cov ntaub ntawv hu ua core. Segfaults yog tshwm sim los ntawm qhov kev pab cuam sim nyeem lossis sau qhov chaw nco tsis raug cai.
Koj yuav kho li cas segmentation txhaum?
6 Answers
- Compile koj daim ntawv thov nrog -g, ces koj yuav muaj cov cim debug hauv cov ntaub ntawv binary.
- Siv gdb los qhib gdb console.
- Siv cov ntaub ntawv thiab hla nws koj daim ntawv thov cov ntaub ntawv binary hauv lub console.
- Siv khiav thiab dhau ntawm kev sib cav koj daim ntawv thov yuav tsum pib.
- Ua ib yam dab tsi ua rau Segmentation Fault.
Vim li cas segmentation txhaum tshwm sim hauv C ++?
Core Dump/Segmentation txhaum yog qhov yuam kev tshwj xeeb tshwm sim los ntawm kev nkag mus rau lub cim xeeb uas "tsis yog koj li." Thaum ib daim code sim ua kev nyeem ntawv thiab sau cov haujlwm hauv qhov chaw nyeem nkaus xwb hauv lub cim xeeb lossis tso tawm ntawm lub cim xeeb, nws yog lub npe hu ua core dump. Nws yog ib qho yuam kev qhia txog kev nco kev noj nyiaj txiag.
Yuav ua li cas koj pom qhov kev ua txhaum segmentation?
Debugging Segmentation Faults sivGEF and GDB
- Kauj Ruam 1: Ua rau segfault hauv GDB. Ib qho piv txwv segfault-ua cov ntaub ntawv tuaj yeem pom ntawm no. …
- Kauj Ruam 2: Nrhiav txoj haujlwm hu uas ua rau muaj teeb meem. …
- Kauj Ruam 3: Tshawb xyuas qhov sib txawv thiab qhov tseem ceeb kom txog thaum koj pom tus taw tes tsis zoo lossis typo.
