diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/cast-ptr-1.c')
-rw-r--r-- | gcc/testsuite/gcc.dg/cast-ptr-1.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/cast-ptr-1.c b/gcc/testsuite/gcc.dg/cast-ptr-1.c new file mode 100644 index 00000000000..cb42d13ac48 --- /dev/null +++ b/gcc/testsuite/gcc.dg/cast-ptr-1.c @@ -0,0 +1,15 @@ +/* APPLE LOCAL file pointer casts */ +/* Test that casts of pointer to unsigned long long aren't sign extended */ +/* Author: Matt Austern <austern@apple.com> */ +/* { dg-do run } */ +/* { dg-options "-Wno-error -w" } */ + +int main () { + /* Note: test assumes sizeof(long long) >= sizeof(void*) */ + + unsigned long x1 = 0x80000000ul; + void* p = (void*) x1; + unsigned long long x2 = (unsigned long long) p; + + return !(x1 == x2); +} |