sdcc/support/regression/tests/gcc-torture-execute-string-opt-18.c

   1 /*
   2    string-opt-18.c from the execute part of the gcc torture tests.
   3  */
   4
   5 #include <testfwk.h>
   6
   7 #ifdef __SDCC
   8 #pragma std_c99
   9 #endif
  10
  11 /* Copyright (C) 2003  Free Software Foundation.
  12
  13    Test equal pointer optimizations don't break anything.
  14
  15    Written by Roger Sayle, July 14, 2003.  */
  16
  17 #include <string.h>
  18
  19 #ifndef __SDCC_pdk14 // Lack of memory
  20 void test1 (void *ptr)
  21 {
  22   if (memcpy(ptr,ptr,8) != ptr)
  23     ASSERT (0);
  24 }
  25
  26 #if 0
  27 // GNU-specific function
  28 void test2 (char *ptr)
  29 {
  30   if (mempcpy(ptr,ptr,8) != ptr+8)
  31     ASSERT (0);
  32 }
  33 #endif
  34
  35 void test3 (void *ptr)
  36 {
  37   if (memmove(ptr,ptr,8) != ptr)
  38     ASSERT (0);
  39 }
  40
  41 void test4 (char *ptr)
  42 {
  43   if (strcpy(ptr,ptr) != ptr)
  44     ASSERT (0);
  45 }
  46
  47 void test5 (void *ptr)
  48 {
  49   if (memcmp(ptr,ptr,8) != 0)
  50     ASSERT (0);
  51 }
  52
  53 void test6 (const char *ptr)
  54 {
  55   if (strcmp(ptr,ptr) != 0)
  56     ASSERT (0);
  57 }
  58
  59 void test7 (const char *ptr)
  60 {
  61   if (strncmp(ptr,ptr,8) != 0)
  62     ASSERT (0);
  63 }
  64 #endif
  65
  66 void
  67 testTortureExecute (void)
  68 {
  69 #ifndef __SDCC_pdk14 // Lack of memory
  70   char buf[10];
  71
  72   test1 (buf);
  73 #if 0
  74   test2 (buf);
  75 #endif
  76   test3 (buf);
  77 #if !defined (__APPLE__)
  78   test4 (buf);
  79 #endif
  80   test5 (buf);
  81   test6 (buf);
  82   test7 (buf);
  83
  84   return;
  85 #endif
  86 }
  87