diff options
Diffstat (limited to 'gcc/testsuite/gcc.c-torture/execute/usmul.c')
| -rw-r--r-- | gcc/testsuite/gcc.c-torture/execute/usmul.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.c-torture/execute/usmul.c b/gcc/testsuite/gcc.c-torture/execute/usmul.c new file mode 100644 index 000000000..28501b53f --- /dev/null +++ b/gcc/testsuite/gcc.c-torture/execute/usmul.c @@ -0,0 +1,33 @@ +int __attribute__ ((noinline)) foo (short x, unsigned short y) +{ + return x * y; +} + +int __attribute__ ((noinline)) bar (unsigned short x, short y) +{ + return x * y; +} + +int main () +{ + if (foo (-2, 0xffff) != -131070) + abort (); + if (foo (2, 0xffff) != 131070) + abort (); + if (foo (-32768, 0x8000) != -1073741824) + abort (); + if (foo (32767, 0x8000) != 1073709056) + abort (); + + if (bar (0xffff, -2) != -131070) + abort (); + if (bar (0xffff, 2) != 131070) + abort (); + if (bar (0x8000, -32768) != -1073741824) + abort (); + if (bar (0x8000, 32767) != 1073709056) + abort (); + + exit (0); +} + |