gcc/testsuite/gcc.target/arm/20090811-1.c

   1 /* { dg-do compile } */
   2 /* { dg-skip-if "incompatible options" { arm*-*-* } { "-march=*" } { "-march=armv7-a" } } */
   3 /* { dg-skip-if "do not override -mcpu" { *-*-* } { "-mcpu=*" } { "-mcpu=cortex-a8" } } */
   4 /* { dg-skip-if "do not override -mfloat-abi" { *-*-* } { "-mfloat-abi=*" } { "-mfloat-abi=softfp" } } */
   5 /* { dg-options "-O3 -mcpu=cortex-a8 -mfpu=vfp3 -mfloat-abi=softfp" } */
   6
   7 typedef struct cb
   8 {
   9   int cxc;
  10   short int pside;
  11 }  *CBPTR;
  12 typedef struct rwb
  13 {
  14   int stx;
  15 } RWB;
  16 extern CBPTR *car;
  17 extern RWB *rwAr;
  18 extern int nts;
  19 extern int nRws;
  20 void f()
  21 {
  22   CBPTR pptr ;
  23   int  k_lt, k_rt, k_span, rw, p, rt;
  24   int sa ;
  25   k_rt = 0;
  26   k_lt = 10000000;
  27   for (rw = 1; rw <= nRws; rw++)
  28     k_lt = rwAr[rw].stx;
  29   k_span = k_rt - k_lt;
  30   for (; p <= nts; p++)
  31     {
  32       pptr = car[p];
  33       if (pptr->pside == 3)
  34         pptr->cxc += (int)(((double)rt / (double) k_span) *((double) sa));
  35     }
  36 }