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authorThomas Munro2019-07-28 22:12:37 +0000
committerThomas Munro2019-07-28 22:23:55 +0000
commita2a777d011971ace3a349a3f02b1bf6eeea07bf2 (patch)
tree12457394a3fb862b3a1000ab518e06585e9d4892
parentb10f40bf0e4516d7832db8ccbe5f76319ad08682 (diff)
Avoid macro clash with LLVM 9.
Early previews of LLVM 9 reveal that our Min() macro causes compiler errors in LLVM headers reached by the #include directives in llvmjit_inline.cpp. Let's just undefine it. Per buildfarm animal seawasp. Back-patch to 11. Reviewed-by: Fabien Coelho, Tom Lane Discussion: https://postgr.es/m/20190606173216.GA6306%40alvherre.pgsql
-rw-r--r--src/backend/jit/llvm/llvmjit_inline.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/backend/jit/llvm/llvmjit_inline.cpp b/src/backend/jit/llvm/llvmjit_inline.cpp
index 8005d43a849..0513998b021 100644
--- a/src/backend/jit/llvm/llvmjit_inline.cpp
+++ b/src/backend/jit/llvm/llvmjit_inline.cpp
@@ -42,6 +42,9 @@ extern "C"
#include <llvm-c/Core.h>
#include <llvm-c/BitReader.h>
+/* Avoid macro clash with LLVM's C++ headers */
+#undef Min
+
#include <llvm/ADT/SetVector.h>
#include <llvm/ADT/StringSet.h>
#include <llvm/ADT/StringMap.h>