src/gallium/targets/dri-vmwgfx/vmw_powf.c

   1 /**
   2  * Powf may leave an unresolved symbol pointing to a libstdc++.so powf.
   3  * However, not all libstdc++.so include this function, so optionally
   4  * replace the powf function with calls to expf and logf.
   5  */
   6
   7 #ifdef VMW_RESOLVE_POWF
   8
   9 extern float expf(float x);
  10 extern float logf(float x);
  11 extern float powf(float x, float y);
  12
  13 float powf(float x, float y) {
  14     return expf(logf(x)*y);
  15 }
  16
  17 #endif