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cmd/compile: allow ir.OMIN/ir.OMAX in mayCall

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CL 496257 adds min/max builtins, which may appear as argument to a
function call, so it will be tested by mayCall. But those ops are not
handled by mayCall, causes the compiler crashes.

Fixes #60582

Change-Id: I729f10bf62b4aad39ffcb1433f576e74d09fdd9a
Reviewed-on: https://go-review.googlesource.com/c/go/+/500575
Reviewed-by: Keith Randall <khr@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Auto-Submit: Cuong Manh Le <cuong.manhle.vn@gmail.com>
Reviewed-by: Keith Randall <khr@golang.org>
TryBot-Result: Gopher Robot <gobot@golang.org>
Run-TryBot: Cuong Manh Le <cuong.manhle.vn@gmail.com>
This commit is contained in:
Cuong Manh Le 2023-06-03 08:33:51 +07:00 committed by Gopher Robot
parent 2f5e2f6cc1
commit 96d16803c2
2 changed files with 16 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
src/cmd/compile/internal/walk/walk.go
View File

@ -340,7 +340,7 @@ func mayCall(n ir.Node) bool {
case ir.OLITERAL, ir.ONIL, ir.ONAME, ir.OLINKSYMOFFSET, ir.OMETHEXPR,
ir.OAND, ir.OANDNOT, ir.OLSH, ir.OOR, ir.ORSH, ir.OXOR, ir.OCOMPLEX, ir.OEFACE,
ir.OADDR, ir.OBITNOT, ir.ONOT, ir.OPLUS,
ir.OCAP, ir.OIMAG, ir.OLEN, ir.OREAL,
ir.OCAP, ir.OIMAG, ir.OLEN, ir.OREAL, ir.OMIN, ir.OMAX,
ir.OCONVNOP, ir.ODOT,
ir.OCFUNC, ir.OIDATA, ir.OITAB, ir.OSPTR,
ir.OBYTES2STRTMP, ir.OGETG, ir.OGETCALLERPC, ir.OGETCALLERSP, ir.OSLICEHEADER, ir.OSTRINGHEADER:

15
test/fixedbugs/issue60582.go Normal file
View File

@ -0,0 +1,15 @@
// build
// Copyright 2023 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"
func main() {
a, b := 5, 7
fmt.Println(min(a, b))
fmt.Println(max(a, b))
}