From b531d984c8019cebbba21475b17ff0b27a18dc81 Mon Sep 17 00:00:00 2001
From: Svyatoslav Scherbina <svyatoslav.scherbina@jetbrains.com>
Date: Thu, 29 Dec 2016 16:10:39 +0700
Subject: [PATCH] backend/build: add hack to workaround missing interop
 features

---
 backend.native/LlvmHacks.h  | 9 +++++++++
 backend.native/build.gradle | 1 +
 2 files changed, 10 insertions(+)
 create mode 100644 backend.native/LlvmHacks.h

diff --git a/backend.native/LlvmHacks.h b/backend.native/LlvmHacks.h
new file mode 100644
index 00000000000..355cb661bee
--- /dev/null
+++ b/backend.native/LlvmHacks.h
@@ -0,0 +1,9 @@
+typedef int32_t LLVMAttributeSet;
+
+// Return value type of LLVMGetFunctionAttr is enum LLVMAttribute;
+// it is not a strict enum, but used as a set of enum values instead.
+// Currently it is not possible to configure interop to treat a enum in such way,
+// so redeclare the function with appropriate return value type:
+static inline LLVMAttributeSet LLVMGetFunctionAttrSet(LLVMValueRef Fn) {
+    return LLVMGetFunctionAttr(Fn);
+}
\ No newline at end of file
diff --git a/backend.native/build.gradle b/backend.native/build.gradle
index 97047f7f213..bdeb6b50811 100644
--- a/backend.native/build.gradle
+++ b/backend.native/build.gradle
@@ -134,6 +134,7 @@ List<String> llvmLinkerOpts() {
 kotlinNativeInterop {
    llvm {
      defFile 'llvm.def'
+     headers files('LlvmHacks.h')
      compilerOpts "-fPIC", "-I$llvmDir/include"
      linkerOpts llvmLinkerOpts()
    }