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-rw-r--r--llvm/include/llvm-c/ExternC.h39
1 files changed, 39 insertions, 0 deletions
diff --git a/llvm/include/llvm-c/ExternC.h b/llvm/include/llvm-c/ExternC.h
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+++ b/llvm/include/llvm-c/ExternC.h
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+/*===- llvm-c/ExternC.h - Wrapper for 'extern "C"' ----------------*- C -*-===*\
+|* *|
+|* 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 *|
+|* *|
+|*===----------------------------------------------------------------------===*|
+|* *|
+|* This file defines an 'extern "C"' wrapper *|
+|* *|
+\*===----------------------------------------------------------------------===*/
+
+#ifndef LLVM_C_EXTERN_C_H
+#define LLVM_C_EXTERN_C_H
+
+#ifdef __clang__
+#define LLVM_C_STRICT_PROTOTYPES_BEGIN \
+ _Pragma("clang diagnostic push") \
+ _Pragma("clang diagnostic error \"-Wstrict-prototypes\"")
+#define LLVM_C_STRICT_PROTOTYPES_END _Pragma("clang diagnostic pop")
+#else
+#define LLVM_C_STRICT_PROTOTYPES_BEGIN
+#define LLVM_C_STRICT_PROTOTYPES_END
+#endif
+
+#ifdef __cplusplus
+#define LLVM_C_EXTERN_C_BEGIN \
+ extern "C" { \
+ LLVM_C_STRICT_PROTOTYPES_BEGIN
+#define LLVM_C_EXTERN_C_END \
+ LLVM_C_STRICT_PROTOTYPES_END \
+ }
+#else
+#define LLVM_C_EXTERN_C_BEGIN LLVM_C_STRICT_PROTOTYPES_BEGIN
+#define LLVM_C_EXTERN_C_END LLVM_C_STRICT_PROTOTYPES_END
+#endif
+
+#endif