sdcc/support/regression/tests/bug-3282.c

   1 /*
   2    bug-3282.c. On stm8, the register allocator decided that one byte of a stack-pointer-relative address
   3    should be rematerialized, and the other stored in a register. stm8 code generation can't handle that yet.
   4  */
   5
   6 #include <testfwk.h>
   7
   8 void g1(void);
   9
  10 void f1(void)
  11 {
  12         _Bool i;
  13         if (&i)
  14                 g1();
  15 }
  16
  17 void g2(void);
  18
  19 void f2(void)
  20 {
  21         _Bool i;
  22         _Bool *volatile p = &i;
  23         if (p)
  24                 g2();
  25 }
  26
  27 void
  28 testBug (void)
  29 {
  30         f1();
  31         f2();
  32 }
  33
  34 int g;
  35
  36 void g1(void)
  37 {
  38         ASSERT(++g == 1);
  39 }
  40
  41 void g2(void)
  42 {
  43         ASSERT(++g == 2);
  44 }
  45