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From d793ba4bacae51ae25be19c1636fcf38707938fd Mon Sep 17 00:00:00 2001
From: Valentin Churavy <v.churavy@gmail.com>
Date: Fri, 1 Jun 2018 17:43:55 -0400
Subject: [PATCH] fix LLVM_DISABLE_ABI_BREAKING_CHECKS_ENFORCING
---
cmake/modules/HandleLLVMOptions.cmake | 2 +-
include/llvm/Config/abi-breaking.h.cmake | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/cmake/modules/HandleLLVMOptions.cmake b/cmake/modules/HandleLLVMOptions.cmake
index 3d2dd48018c..b67ee6a896e 100644
--- a/cmake/modules/HandleLLVMOptions.cmake
+++ b/cmake/modules/HandleLLVMOptions.cmake
@@ -572,7 +572,7 @@ if (LLVM_ENABLE_WARNINGS AND (LLVM_COMPILER_IS_GCC_COMPATIBLE OR CLANG_CL))
if (LLVM_ENABLE_PEDANTIC AND LLVM_COMPILER_IS_GCC_COMPATIBLE)
append("-pedantic" CMAKE_C_FLAGS CMAKE_CXX_FLAGS)
- append("-Wno-long-long" CMAKE_C_FLAGS CMAKE_CXX_FLAGS)
+ append("-Wno-long-long -Wundef" CMAKE_C_FLAGS CMAKE_CXX_FLAGS)
endif()
add_flag_if_supported("-Wcovered-switch-default" COVERED_SWITCH_DEFAULT_FLAG)
diff --git a/include/llvm/Config/abi-breaking.h.cmake b/include/llvm/Config/abi-breaking.h.cmake
index 7ae401e5b8a..d52c4609101 100644
--- a/include/llvm/Config/abi-breaking.h.cmake
+++ b/include/llvm/Config/abi-breaking.h.cmake
@@ -20,7 +20,7 @@
/* Allow selectively disabling link-time mismatch checking so that header-only
ADT content from LLVM can be used without linking libSupport. */
-#if !LLVM_DISABLE_ABI_BREAKING_CHECKS_ENFORCING
+#ifndef LLVM_DISABLE_ABI_BREAKING_CHECKS_ENFORCING
// ABI_BREAKING_CHECKS protection: provides link-time failure when clients build
// mismatch with LLVM
--
2.17.0
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