diff options
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/testsuite/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.c-torture/execute/20030222-1.c | 27 |
2 files changed, 31 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 22470c3..5f34024 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,7 @@ +2003-03-04 Alexandre Oliva <aoliva@redhat.com> + + * gcc.c-torture/execute/20030222-1.c: New test. + 2003-03-03 James E Wilson <wilson@tuliptree.org> * gcc.dg/m68k-slp-ice.c: New test for PR c/7872. diff --git a/gcc/testsuite/gcc.c-torture/execute/20030222-1.c b/gcc/testsuite/gcc.c-torture/execute/20030222-1.c new file mode 100644 index 0000000..93d1e3c --- /dev/null +++ b/gcc/testsuite/gcc.c-torture/execute/20030222-1.c @@ -0,0 +1,27 @@ +/* Verify that we get the low part of the long long as an int. We + used to get it wrong on big-endian machines, if register allocation + succeeded at all. We use volatile to make sure the long long is + actually truncated to int, in case a single register is wide enough + for a long long. */ + +#include <limits.h> + +void +ll_to_int (long long x, volatile int *p) +{ + int i; + asm ("" : "=r" (i) : "0" (x)); + *p = i; +} + +int val = INT_MIN + 1; + +int main() { + volatile int i; + + ll_to_int ((long long)val, &i); + if (i != val) + abort (); + + exit (0); +} |