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* gcc.dg/pr36227.c: Correct test for targets where long is not the same size as pointer. 

From-SVN: r137395
This commit is contained in:
Andy Hutchinson 2008-07-02 22:24:18 +00:00 committed by Andy Hutchinson
parent a38b05ecd2
commit d47a9a8e14
2 changed files with 16 additions and 1 deletions
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5
gcc/testsuite/ChangeLog
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@ -1,3 +1,8 @@
2008-07-02 Andy Hutchinson <hutchinsonandy@aim.com>
* gcc.dg/pr36227.c: Correct test for targets where long is
not the same size as pointer.
2008-07-02 Kaz Kojima <kkojima@gcc.gnu.org>
* g++.dg/cdce3.C: Test long double math functions for

12
gcc/testsuite/gcc.dg/pr36227.c
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/* { dg-do compile } */
/* { dg-options "-O2 -Wstrict-overflow=3" } */
#if (__SIZEOF_LONG_LONG__ == __SIZEOF_POINTER__)
typedef unsigned long long ptrcast;
#elif (__SIZEOF_LONG__ == __SIZEOF_POINTER__)
typedef unsigned long ptrcast;
#elif (__SIZEOF_INT__ == __SIZEOF_POINTER__)
typedef unsigned int ptrcast;
#else
#error Add target support here
#endif
volatile unsigned long *
sat_add(volatile unsigned long *ptr, unsigned long i, volatile unsigned long *end)
{
if ((unsigned long)ptr + i * sizeof(*ptr) > (unsigned long)ptr) /* { dg-bogus "pointer wraparound" } */
if ((ptrcast)ptr + i * sizeof(*ptr) > (ptrcast)ptr) /* { dg-bogus "pointer wraparound" } */
return ptr + i;
else
return end;
}