--- /dev/null
+; RUN: opt < %s -inline -inline-threshold=1 -S -mtriple=x86_64-unknown-linux-gnu | FileCheck %s
+; RUN: opt < %s -passes='cgscc(inline)' -inline-threshold=1 -S -mtriple=x86_64-unknown-linux-gnu | FileCheck %s
+
+define i32 @callee_range(i32 %a, i32* %P) {
+ switch i32 %a, label %sw.default [
+ i32 0, label %sw.bb0
+ i32 1000, label %sw.bb1
+ i32 2000, label %sw.bb1
+ i32 3000, label %sw.bb1
+ i32 4000, label %sw.bb1
+ i32 5000, label %sw.bb1
+ i32 6000, label %sw.bb1
+ i32 7000, label %sw.bb1
+ i32 8000, label %sw.bb1
+ i32 9000, label %sw.bb1
+ ]
+
+sw.default:
+ store volatile i32 %a, i32* %P
+ br label %return
+sw.bb0:
+ store volatile i32 %a, i32* %P
+ br label %return
+sw.bb1:
+ store volatile i32 %a, i32* %P
+ br label %return
+return:
+ ret i32 42
+}
+
+define i32 @caller_range(i32 %a, i32* %P) {
+; CHECK-LABEL: @caller_range(
+; CHECK: call i32 @callee_range
+ %r = call i32 @callee_range(i32 %a, i32* %P)
+ ret i32 %r
+}
+
+define i32 @callee_bittest(i32 %a, i32* %P) {
+ switch i32 %a, label %sw.default [
+ i32 0, label %sw.bb0
+ i32 1, label %sw.bb1
+ i32 2, label %sw.bb2
+ i32 3, label %sw.bb0
+ i32 4, label %sw.bb1
+ i32 5, label %sw.bb2
+ i32 6, label %sw.bb0
+ i32 7, label %sw.bb1
+ i32 8, label %sw.bb2
+ ]
+
+sw.default:
+ store volatile i32 %a, i32* %P
+ br label %return
+
+sw.bb0:
+ store volatile i32 %a, i32* %P
+ br label %return
+
+sw.bb1:
+ store volatile i32 %a, i32* %P
+ br label %return
+
+sw.bb2:
+ br label %return
+
+return:
+ ret i32 42
+}
+
+
+define i32 @caller_bittest(i32 %a, i32* %P) {
+; CHECK-LABEL: @caller_bittest(
+; CHECK-NOT: call i32 @callee_bittest
+ %r= call i32 @callee_bittest(i32 %a, i32* %P)
+ ret i32 %r
+}
+
+define i32 @callee_jumptable(i32 %a, i32* %P) {
+ switch i32 %a, label %sw.default [
+ i32 1001, label %sw.bb101
+ i32 1002, label %sw.bb102
+ i32 1003, label %sw.bb103
+ i32 1004, label %sw.bb104
+ i32 1005, label %sw.bb101
+ i32 1006, label %sw.bb102
+ i32 1007, label %sw.bb103
+ i32 1008, label %sw.bb104
+ i32 1009, label %sw.bb101
+ i32 1010, label %sw.bb102
+ i32 1011, label %sw.bb103
+ i32 1012, label %sw.bb104
+ ]
+
+sw.default:
+ br label %return
+
+sw.bb101:
+ store volatile i32 %a, i32* %P
+ br label %return
+
+sw.bb102:
+ store volatile i32 %a, i32* %P
+ br label %return
+
+sw.bb103:
+ store volatile i32 %a, i32* %P
+ br label %return
+
+sw.bb104:
+ store volatile i32 %a, i32* %P
+ br label %return
+
+return:
+ ret i32 42
+}
+
+define i32 @caller_jumptable(i32 %a, i32 %b, i32* %P) {
+; CHECK-LABEL: @caller_jumptable(
+; CHECK: call i32 @callee_jumptable
+ %r = call i32 @callee_jumptable(i32 %b, i32* %P)
+ ret i32 %r
+}
+
+
+define internal i32 @callee_negativeCost(i32 %t) {
+entry:
+ switch i32 %t, label %sw.default [
+ i32 1, label %sw.bb
+ i32 0, label %sw.bb1
+ i32 42, label %sw.bb2
+ i32 43, label %sw.bb3
+ ]
+
+sw.bb: ; preds = %entry
+ br label %cleanup
+
+sw.bb1: ; preds = %entry
+ br label %cleanup
+
+sw.bb2: ; preds = %entry
+ br label %cleanup
+
+sw.bb3: ; preds = %entry
+ br label %cleanup
+
+sw.default: ; preds = %entry
+ br label %cleanup
+
+cleanup: ; preds = %sw.default, %sw.bb3, %sw.bb2, %sw.bb1, %sw.bb
+ %retval.0 = phi i32 [ 1, %sw.default ], [ 3, %sw.bb3 ], [ 2, %sw.bb2 ], [ 0, %sw.bb1 ], [ 0, %sw.bb ]
+ ret i32 %retval.0
+}
+
+define i32 @caller_negativeCost(i32 %t) {
+; CHECK-LABEL: @caller_negativeCost(
+; CHECK-NOT: call i32 @callee_negativeCost
+entry:
+ %call = call i32 @callee_negativeCost(i32 %t)
+ ret i32 %call
+}