diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/fastmath-1.c')
-rw-r--r-- | gcc/testsuite/gcc.dg/fastmath-1.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/fastmath-1.c b/gcc/testsuite/gcc.dg/fastmath-1.c new file mode 100644 index 000000000..4efe43004 --- /dev/null +++ b/gcc/testsuite/gcc.dg/fastmath-1.c @@ -0,0 +1,26 @@ +/* { dg-do run } */ +/* { dg-options "-O2 -ffast-math" } */ + +extern void abort (void); + +int foo ( float* dists, int k) +{ +if ( ( dists [ 0 ] > 0 ) == ( dists [ 1 ] > 0 ) ) + return k; +return 0; +} +main() { + float dists[16] = { 0., 1., 1., 0., 0., -1., -1., 0., + 1., 1., 1., -1., -1., 1., -1., -1. }; + if ( foo(&dists[0], 1) + + foo(&dists[2], 2) + + foo(&dists[4], 4) + + foo(&dists[6], 8) + + foo(&dists[8], 16) + + foo(&dists[10], 32) + + foo(&dists[12], 64) + + foo(&dists[14], 128) + != 156) + abort(); + return 0; +} |