[llvm] 8f1e0dc - fix some Wundef warnings in public headers

[Jameson Nash via llvm-commits]

Author: Jameson Nash
Date: 2020-11-23T20:17:46-05:00
New Revision: 8f1e0dcbb090243423faa4228ba58ddbae909c70

URL: https://github.com/llvm/llvm-project/commit/8f1e0dcbb090243423faa4228ba58ddbae909c70
DIFF: https://github.com/llvm/llvm-project/commit/8f1e0dcbb090243423faa4228ba58ddbae909c70.diff

LOG: fix some Wundef warnings in public headers

Differential Revision: https://reviews.llvm.org/D91094

Added: 
    

Modified: 
    llvm/include/llvm/ADT/Statistic.h
    llvm/include/llvm/Config/abi-breaking.h.cmake

Removed: 
    


################################################################################
diff  --git a/llvm/include/llvm/ADT/Statistic.h b/llvm/include/llvm/ADT/Statistic.h
index d7aff6c5939a..aa338ccff19a 100644
--- a/llvm/include/llvm/ADT/Statistic.h
+++ b/llvm/include/llvm/ADT/Statistic.h
@@ -36,6 +36,8 @@
 // configure time.
 #if !defined(NDEBUG) || LLVM_FORCE_ENABLE_STATS
 #define LLVM_ENABLE_STATS 1
+#else
+#define LLVM_ENABLE_STATS 0
 #endif
 
 namespace llvm {

diff  --git a/llvm/include/llvm/Config/abi-breaking.h.cmake b/llvm/include/llvm/Config/abi-breaking.h.cmake
index a1ffad660770..2d27e02b1d54 100644
--- a/llvm/include/llvm/Config/abi-breaking.h.cmake
+++ b/llvm/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
+#if !defined(LLVM_DISABLE_ABI_BREAKING_CHECKS_ENFORCING) || !LLVM_DISABLE_ABI_BREAKING_CHECKS_ENFORCING
 
 // ABI_BREAKING_CHECKS protection: provides link-time failure when clients build
 // mismatch with LLVM