go/test/fixedbugs/bug411.go

// compile

// Copyright 2012 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 2588.  Used to trigger internal compiler error on 8g,
// because the compiler tried to registerize the int64 being
// used as a memory operand of a int64->float64 move.

package p

func f1(a int64) {
	f2(float64(a), float64(a))
}

func f2(a,b float64) {
}
test: use testlib (fourth 100) 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, bradfitz CC=golang-dev https://golang.org/cl/5673079 2012-02-16 21:50:37 -07:00			`// compile`
8g: fix opt bug Was trying to optimize a duplicate float64 move by registerizing an int64. Fixes #2588. R=ken2 CC=golang-dev https://golang.org/cl/5645086 2012-02-10 20:32:02 -07:00
			`// Copyright 2012 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 2588. Used to trigger internal compiler error on 8g,`
			`// because the compiler tried to registerize the int64 being`
			`// used as a memory operand of a int64->float64 move.`

			`package p`

			`func f1(a int64) {`
			`f2(float64(a), float64(a))`
			`}`

			`func f2(a,b float64) {`
			`}`