Go Language-gdb Debug

When compiling the Go Language program, pass the-gcflags "-n-l" parameter, which can ignore some optimizations made inside the go language, such as aggregation variables and functions.

Go build-gcflags "-n-l"

Common commands

• List
  Displays the source code, the default display 10 lines, for example list 15, displays 10 lines of code, where the 15th line in the display of 10 lines inside the middle
• Break
  Set breakpoints, followed by code line numbers or function names
• Delete
  Delete breakpoint, followed by the sequence number of the breakpoint, this sequence number can be obtained through the info breakpoints the corresponding set breakpoint number
• BackTrace
  Shorthand command BT, used to print the executed code procedure

• Info
  Used to display information
  Info locals used to display the values of variables in the currently executing program
  Info breakpoints Displays a list of currently set breakpoints
  Info Goroutines Displays the list of currently executed Goroutine

• Print
  Print variables or other information, followed by the name of the variable you want to print,

• Whatis
  Used to display the type of the current variable followed by the variable name

• Next
  Skip to Next step

• Continue
  Used to jump out of the current breakpoint, continue execution, followed by parameter n, skipping the last breakpoint

• Set Variable
  Used to change the value of variables during operation

Go Language-gdb Debug