1 files changed, 40 insertions, 0 deletions
diff --git a/test/fixedbugs/issue11674.go b/test/fixedbugs/issue11674.go
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+// errorcheck
+
+// Copyright 2017 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.
+
+// Issue 11674: cmd/compile: does not diagnose constant division by
+// zero
+
+package p
+
+const x complex64 = 0
+const y complex128 = 0
+
+var _ = x / 1e-20
+var _ = x / 1e-50   // GC_ERROR "complex division by zero"
+var _ = x / 1e-1000 // GC_ERROR "complex division by zero"
+var _ = x / 1e-20i
+var _ = x / 1e-50i   // GC_ERROR "complex division by zero"
+var _ = x / 1e-1000i // GC_ERROR "complex division by zero"
+
+var _ = x / 1e-45 // smallest positive float32
+
+var _ = x / (1e-20 + 1e-20i)
+var _ = x / (1e-50 + 1e-20i)
+var _ = x / (1e-20 + 1e-50i)
+var _ = x / (1e-50 + 1e-50i)     // GC_ERROR "complex division by zero"
+var _ = x / (1e-1000 + 1e-1000i) // GC_ERROR "complex division by zero"
+
+var _ = y / 1e-50
+var _ = y / 1e-1000 // GC_ERROR "complex division by zero"
+var _ = y / 1e-50i
+var _ = y / 1e-1000i // GC_ERROR "complex division by zero"
+
+var _ = y / 5e-324 // smallest positive float64
+
+var _ = y / (1e-50 + 1e-50)
+var _ = y / (1e-1000 + 1e-50i)
+var _ = y / (1e-50 + 1e-1000i)
+var _ = y / (1e-1000 + 1e-1000i) // GC_ERROR "complex division by zero"