modernc.org/ccgo/v3@v3.16.14/lib/testdata/gcc-9.1.0/gcc/testsuite/gcc.c-torture/compile/991202-1.c (about)

     1  extern float A[], B[];
     2  extern float MAXNUMF;
     3  float chbevlf(float, float *, int);
     4  float expf(float), i1f(float), logf(float), sqrtf(float);
     5  
     6  float k1f(float xx)
     7  {
     8    float x, y;
     9  
    10    x = xx;
    11    if( x <= 2.0 )
    12      {
    13        y = x * x - 2.0;
    14        y =  logf( 0.5f * x ) * i1f(x)  +  chbevlf( y, A, 7 ) / x;
    15        return( y );
    16      }
    17    return(  expf(-x) * chbevlf( (float)(8.0/x - 2.0), B, 10 ) / sqrtf(x) );
    18  }