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-rw-r--r--test/fixedbugs/issue11326.go31
1 files changed, 31 insertions, 0 deletions
diff --git a/test/fixedbugs/issue11326.go b/test/fixedbugs/issue11326.go
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+++ b/test/fixedbugs/issue11326.go
@@ -0,0 +1,31 @@
+// errorcheck
+
+// Copyright 2015 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.
+
+// Tests for golang.org/issue/11326.
+
+package main
+
+func main() {
+ // The gc compiler implementation uses the minimally required 32bit
+ // binary exponent, so these constants cannot be represented anymore
+ // internally. However, the language spec does not preclude other
+ // implementations from handling these. Don't check the error.
+ // var _ = 1e2147483647 // "constant too large"
+ // var _ = 1e646456993 // "constant too large"
+
+ // Any implementation must be able to handle these constants at
+ // compile time (even though they cannot be assigned to a float64).
+ var _ = 1e646456992 // ERROR "1e\+646456992 overflows float64|floating-point constant overflow|exponent too large|overflows float64|overflows"
+ var _ = 1e64645699 // ERROR "1e\+64645699 overflows float64|floating-point constant overflow|exponent too large|overflows float64|overflows"
+ var _ = 1e6464569 // ERROR "1e\+6464569 overflows float64|floating-point constant overflow|exponent too large|overflows float64|overflows"
+ var _ = 1e646456 // ERROR "1e\+646456 overflows float64|floating-point constant overflow|exponent too large|overflows float64|overflows"
+ var _ = 1e64645 // ERROR "1e\+64645 overflows float64|floating-point constant overflow|exponent too large|overflows float64|overflows"
+ var _ = 1e6464 // ERROR "1e\+6464 overflows float64|floating-point constant overflow|overflows float64|overflows"
+ var _ = 1e646 // ERROR "1e\+646 overflows float64|floating-point constant overflow|overflows float64|overflows"
+ var _ = 1e309 // ERROR "1e\+309 overflows float64|floating-point constant overflow|overflows float64|overflows"
+
+ var _ = 1e308
+}