Add a test case to verify that misusing anyregcc crashes as expected.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@194553 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/CodeGen/X86/anyregcc-crash.ll b/test/CodeGen/X86/anyregcc-crash.ll
new file mode 100644 (file)
index 0000000..cf6f6ed
--- /dev/null
+++ b/test/CodeGen/X86/anyregcc-crash.ll
@@ -0,0 +1,17 @@
+; RUN: not llc < %s -mtriple=x86_64-apple-darwin 2>&1 | FileCheck %s
+;
+; Check that misuse of anyregcc results in a compile time error.
+
+; CHECK: LLVM ERROR: ran out of registers during register allocation
+define i64 @anyreglimit(i64 %v1, i64 %v2, i64 %v3, i64 %v4, i64 %v5, i64 %v6,
+                        i64 %v7, i64 %v8, i64 %v9, i64 %v10, i64 %v11, i64 %v12,
+                        i64 %v13, i64 %v14, i64 %v15, i64 %v16) {
+entry:
+  %result = tail call anyregcc i64 (i32, i32, i8*, i32, ...)* @llvm.experimental.patchpoint.i64(i32 12, i32 15, i8* inttoptr (i64 0 to i8*), i32 16,
+                i64 %v1, i64 %v2, i64 %v3, i64 %v4, i64 %v5, i64 %v6,
+                i64 %v7, i64 %v8, i64 %v9, i64 %v10, i64 %v11, i64 %v12,
+                i64 %v13, i64 %v14, i64 %v15, i64 %v16)
+  ret i64 %result
+}
+
+declare i64 @llvm.experimental.patchpoint.i64(i32, i32, i8*, i32, ...)