Imported Upstream version 5.18.0.225

Former-commit-id: 10196d987d5fc5564b9d3b33b1fdf13190f4d0b5

external/llvm/test/tools/llvm-split/scc-cycle.ll

@@ -0,0 +1,44 @@
+; All of the functions in this module must end up
+; in the same partition.
+
+; Mutually recursive calls
+; RUN: llvm-split -j=2 -preserve-locals -o %t %s
+; RUN: llvm-dis -o - %t0 | FileCheck --check-prefix=CHECK1 %s
+; RUN: llvm-dis -o - %t1 | FileCheck --check-prefix=CHECK0 %s
+
+; CHECK0: declare i32 @funInternal0
+; CHECK0: declare i32 @funInternal1
+; CHECK0: declare i32 @funExternal0
+; CHECK0: declare i32 @funExternal1
+
+; CHECK1: define internal i32 @funInternal0
+; CHECK1: define internal i32 @funInternal1
+; CHECK1: define i32 @funExternal0
+; CHECK1: define i32 @funExternal1
+
+define internal i32 @funInternal0() {
+entry:
+  %x = call i32 @funInternal1()
+  ret i32 %x
+}
+
+define internal i32 @funInternal1() {
+entry:
+  %x = call i32 @funInternal0()
+  ret i32 %x
+}
+
+; Extrnal functions
+
+define i32 @funExternal0() {
+entry:
+  %x = call i32 @funInternal0()
+  ret i32 %x
+}
+
+define i32 @funExternal1() {
+entry:
+  %x = call i32 @funInternal1()
+  ret i32 %x
+}
+