diff options
Diffstat (limited to 'gcc/testsuite/gcc.c-torture/execute/cmpsi-1.c')
-rw-r--r-- | gcc/testsuite/gcc.c-torture/execute/cmpsi-1.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.c-torture/execute/cmpsi-1.c b/gcc/testsuite/gcc.c-torture/execute/cmpsi-1.c new file mode 100644 index 000000000..9fce104fe --- /dev/null +++ b/gcc/testsuite/gcc.c-torture/execute/cmpsi-1.c @@ -0,0 +1,32 @@ +f1 (unsigned int x, unsigned int y) +{ + if (x == 0) + dummy (); + x -= y; + /* 0xfffffff2 < 0x80000000? */ + if (x < ~(~(unsigned int) 0 >> 1)) + abort (); + return x; +} + +f2 (unsigned long int x, unsigned long int y) +{ + if (x == 0) + dummy (); + x -= y; + /* 0xfffffff2 < 0x80000000? */ + if (x < ~(~(unsigned long int) 0 >> 1)) + abort (); + return x; +} + + +dummy () {} + +main () +{ + /* 0x7ffffff3 0x80000001 */ + f1 ((~(unsigned int) 0 >> 1) - 12, ~(~(unsigned int) 0 >> 1) + 1); + f2 ((~(unsigned long int) 0 >> 1) - 12, ~(~(unsigned long int) 0 >> 1) + 1); + exit (0); +} |