diff options
Diffstat (limited to 'gcc/testsuite/gcc.target/powerpc/rs6000-ldouble-1.c')
-rw-r--r-- | gcc/testsuite/gcc.target/powerpc/rs6000-ldouble-1.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/powerpc/rs6000-ldouble-1.c b/gcc/testsuite/gcc.target/powerpc/rs6000-ldouble-1.c new file mode 100644 index 000000000..8d474f076 --- /dev/null +++ b/gcc/testsuite/gcc.target/powerpc/rs6000-ldouble-1.c @@ -0,0 +1,26 @@ +/* { dg-do run { target { { powerpc*-*-darwin* powerpc*-*-aix* rs6000-*-* } || { powerpc*-*-linux* && lp64 } } } } */ +/* { dg-options "-mlong-double-128" } */ + +/* Check that long double values are rounded correctly when being converted + to 32-bit integers. All these values are of the form +/- 2 +/- 2^-60. */ + +extern void abort(void); +extern void exit(int); + +int main(void) +{ + long double l1 = 1.9999999999999999991326382620115964527941L; + long double l2 = 2.0000000000000000008673617379884035472059L; + long double l3 = -2.0000000000000000008673617379884035472059L; + long double l4 = -1.9999999999999999991326382620115964527941L; + + if ((int) l1 != 1) + abort (); + if ((int) l2 != 2) + abort (); + if ((int) l3 != -2) + abort (); + if ((int) l4 != -1) + abort (); + exit (0); +} |