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-rw-r--r--test/fixedbugs/issue28688.go31
1 files changed, 31 insertions, 0 deletions
diff --git a/test/fixedbugs/issue28688.go b/test/fixedbugs/issue28688.go
new file mode 100644
index 0000000..0d2000e
--- /dev/null
+++ b/test/fixedbugs/issue28688.go
@@ -0,0 +1,31 @@
+// run -gcflags=-d=softfloat
+
+// Copyright 2018 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.
+
+package main
+
+import (
+ "fmt"
+)
+
+// When using soft-float, OMUL might be rewritten to function
+// call so we should ensure it was evaluated first. Stack frame
+// setup for "test" function call should happen after call to runtime.fmul32
+
+var x int32 = 1
+
+func main() {
+ var y float32 = 1.0
+ test(x, y*y)
+}
+
+//go:noinline
+func test(id int32, a float32) {
+
+ if id != x {
+ fmt.Printf("got: %d, want: %d\n", id, x)
+ panic("FAIL")
+ }
+}