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2b1c9b4be2
X ,s;^// \$G (\$D/)?\$F\.go *$;// compile;g X ,s;^// \$G (\$D/)?\$F\.go && \$L \$F\.\$A *$;// build;g X ,s;^// \$G (\$D/)?\$F\.go && \$L \$F\.\$A && \./\$A\.out *$;// run;g X ,s;^// errchk \$G( -e)? (\$D/)?\$F\.go *$;// errorcheck;g R=golang-dev CC=golang-dev https://golang.org/cl/5673078
47 lines
868 B
Go
47 lines
868 B
Go
// errorcheck
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// Copyright 2009 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package main
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const (
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c3div2 = 3/2;
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f3div2 = 3./2.;
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)
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func assert(t bool, s string) {
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if !t {
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panic(s)
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}
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}
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func main() {
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var i int;
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var f float64;
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assert(c3div2 == 1, "3/2");
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assert(f3div2 == 1.5, "3/2");
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i = c3div2;
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assert(i == c3div2, "i == c3div2");
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f = c3div2;
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assert(f == c3div2, "f == c3div2");
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f = f3div2;
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assert(f == f3div2, "f == f3div2");
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i = f3div2; // ERROR "truncate"
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assert(i == c3div2, "i == c3div2 from f3div2");
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assert(i != f3div2, "i != f3div2"); // ERROR "truncate"
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const g float64 = 1.0;
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i = g; // ERROR "convert|incompatible|cannot"
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const h float64 = 3.14;
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i = h; // ERROR "convert|incompatible|cannot"
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i = int(h); // ERROR "truncate"
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}
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