[libclc] libclc: Update lgamma_r (PR #188065)

[Wenju He via cfe-commits]

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@@ -0,0 +1,21 @@
+//===----------------------------------------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifdef __CLC_SCALAR
+
+typedef struct __CLC_XCONCAT(__clc_lgamma_r_ret_, __CLC_GENTYPE) {
+  __CLC_GENTYPE result;
+  __CLC_INTN sign;
+} __CLC_XCONCAT(__clc_lgamma_r_ret_, __CLC_GENTYPE);
+
+#define __CLC_LGAMMA_R_RET_GENTYPE                                             \
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wenju-he wrote:

it can be moved because macro is defer evaluated at use site where __CLC_GENTYPE is already defined

https://github.com/llvm/llvm-project/pull/188065