sdcc/support/regression/tests/bug-2912.c

   1 /*
   2    bug-2912.c a bug in handling non-spilt register parameters in __z88dk_fastcall functions.
   3  */
   4
   5 #include <testfwk.h>
   6
   7 #ifdef __SDCC
   8 #pragma disable_warning 85
   9 #endif
  10
  11 #if !defined(__SDCC_pdk14) && !defined(__SDCC_pdk15) // lack of memory
  12 float y, z;
  13
  14 float m32_sinf (float x) __z88dk_fastcall
  15 {
  16     y = x;
  17 }
  18
  19 float m32_cosf (float x) __z88dk_fastcall
  20 {
  21     z = y;
  22 }
  23
  24 float m32_tanf (float x) __z88dk_fastcall
  25 {
  26     return m32_sinf(x)/m32_cosf(x);
  27 }
  28 #endif
  29
  30 void testBug(void)
  31 {
  32 #if !defined(__SDCC_pdk14) && !defined(__SDCC_pdk15) // lack of memory
  33     volatile float x = 23.0f;
  34
  35     m32_tanf(x);
  36
  37     ASSERT(y == x);
  38     ASSERT(z == x);
  39 #endif
  40 }
  41