cmd/cgo: use strings.Contains instead of strings.Index

Change-Id: Iaa623dae50ccae36ad44af25899c6453b6108046
Reviewed-on: https://go-review.googlesource.com/c/go/+/435944
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Auto-Submit: Ian Lance Taylor <iant@google.com>
Reviewed-by: Cherry Mui <cherryyz@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Run-TryBot: Ian Lance Taylor <iant@google.com>
Run-TryBot: Cherry Mui <cherryyz@google.com>

diff --git a/src/cmd/cgo/out.go b/src/cmd/cgo/out.go
index e2e2e0b8c5d5fd655ef68531771217135773d013..8736455f4f4b413c05c981c79b5f9a3d08c8e424 100644 (file)
--- a/src/cmd/cgo/out.go
+++ b/src/cmd/cgo/out.go
@@ -427,7 +427,7 @@ func checkImportSymName(s string) {
                        fatalf("dynamic symbol %q contains unsupported character", s)
                }
        }
-       if strings.Index(s, "//") >= 0 || strings.Index(s, "/*") >= 0 {
+       if strings.Contains(s, "//") || strings.Contains(s, "/*") {
                fatalf("dynamic symbol %q contains Go comment")
        }
 }