gcc/testsuite/c-c++-common/analyzer/uninit-pr108704.c

   1 typedef unsigned short int __uint16_t;
   2 typedef unsigned int __uint32_t;
   3 typedef unsigned long int __uint64_t;
   4 typedef __uint16_t uint16_t;
   5 typedef __uint32_t uint32_t;
   6 typedef __uint64_t uint64_t;
   7
   8 typedef uint32_t float32;
   9 typedef struct
  10 {
  11   uint64_t low;
  12   uint16_t high;
  13 } floatx80;
  14
  15 extern floatx80
  16 float32_to_floatx80(float32);
  17
  18 extern floatx80
  19 floatx80_add(floatx80, floatx80);
  20
  21 floatx80
  22 test (floatx80 a)
  23 {
  24   floatx80 fp0;
  25
  26   fp0 = a;
  27   fp0 = floatx80_add(fp0, float32_to_floatx80((0x3F800000))); /* { dg-bogus "use of uninitialized value 'fp0'" } */
  28   return fp0;
  29 }