When to Use Goto

• movfuscator

  82 9,013 0.0 C

  The single instruction C compiler

Avoiding jmp in assembly is a sensible thing to do. jmp may stall the pipeline if the branch predictor is wrong. Better to use cmov when you can.

And if we're being silly, you only really need mov[1].

[1]: https://github.com/xoreaxeaxeax/movfuscator

• ampl

  3 2 0.0 C++

  a C++ scripting language

• InfluxDB

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• learn-c-the-hard-way-lectures

  1 1,141 0.0 C

  All of the code from Learn C The Hard Way, each project, plus the presentation slides used in the videos.

It's a very common pattern for C memory allocation checking. A public example I know off the top of my head can be seen here: https://github.com/zedshaw/learn-c-the-hard-way-lectures/blo... (the implementation of the CHECK macro).

Let's say you need to dynamically allocate two buffers in a function and want to make sure they are freed at the end of your call. You can use this macro like so:

  int two_bufs(int n, int m) {

• pam_krb5_ccache

  1 12 0.9 C
  

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