GPRS_C_SDK: undefined reference to `sin'

1. SDK version(SDK 版本)

{ 2.112 }

2. In what kind of operation problems appear, and how to reproduce the problem ?(什么样的操作步骤问题会出现,是否是稳定复现,如何复现问题?)


when i trying to calc sin/cos/sqrt functions i got this error "undefined reference to `sin’ " i tried to find a solution and add -lm to the makefile flags. any other suggestions ? thanks }

About this issue

  • Original URL
  • State: open
  • Created 6 years ago
  • Comments: 26 (1 by maintainers)

Most upvoted comments

I don’t know if this going to help but there is an example for math function see demo/std