cmd/compile: allow inlining of functions with switch statements

Allow inlining of functions with switch statements as long as they don't
contain a break or type switch.

Fixes #13071

Change-Id: I057be351ea4584def1a744ee87eafa5df47a7f6d
Reviewed-on: https://go-review.googlesource.com/20824
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
diff --git a/src/cmd/compile/internal/gc/inl.go b/src/cmd/compile/internal/gc/inl.go
index 77e4589..890eead 100644
--- a/src/cmd/compile/internal/gc/inl.go
+++ b/src/cmd/compile/internal/gc/inl.go
@@ -214,10 +214,11 @@
 		ORANGE,
 		OFOR,
 		OSELECT,
-		OSWITCH,
+		OTYPESW,
 		OPROC,
 		ODEFER,
 		ODCLTYPE, // can't print yet
+		OBREAK,
 		ORETJMP:
 		return true
 	}