diff options
Diffstat (limited to 'gcc-4.9/gcc/testsuite/go.test/test/cmplxdivide.go')
-rw-r--r-- | gcc-4.9/gcc/testsuite/go.test/test/cmplxdivide.go | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/go.test/test/cmplxdivide.go b/gcc-4.9/gcc/testsuite/go.test/test/cmplxdivide.go new file mode 100644 index 000000000..40c84486d --- /dev/null +++ b/gcc-4.9/gcc/testsuite/go.test/test/cmplxdivide.go @@ -0,0 +1,51 @@ +// run cmplxdivide1.go + +// Copyright 2010 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// Driver for complex division table defined in cmplxdivide1.go + +package main + +import ( + "fmt" + "math" + "math/cmplx" +) + +type Test struct { + f, g complex128 + out complex128 +} + +var nan = math.NaN() +var inf = math.Inf(1) +var negzero = math.Copysign(0, -1) + +func calike(a, b complex128) bool { + switch { + case cmplx.IsInf(a) && cmplx.IsInf(b): + return true + case cmplx.IsNaN(a) && cmplx.IsNaN(b): + return true + } + return a == b +} + +func main() { + bad := false + for _, t := range tests { + x := t.f / t.g + if !calike(x, t.out) { + if !bad { + fmt.Printf("BUG\n") + bad = true + } + fmt.Printf("%v/%v: expected %v error; got %v\n", t.f, t.g, t.out, x) + } + } + if bad { + panic("cmplxdivide failed.") + } +} |