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-rw-r--r--user/z3/_trailing_zeros32.patch23
1 files changed, 23 insertions, 0 deletions
diff --git a/user/z3/_trailing_zeros32.patch b/user/z3/_trailing_zeros32.patch
new file mode 100644
index 000000000..05b977f51
--- /dev/null
+++ b/user/z3/_trailing_zeros32.patch
@@ -0,0 +1,23 @@
+From e212159f4e941c78fc03239e0884f2f0454f581f Mon Sep 17 00:00:00 2001
+From: Nikolaj Bjorner <nbjorner@microsoft.com>
+Date: Wed, 20 Nov 2019 15:01:04 -0800
+Subject: [PATCH] fix #2727
+
+Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
+---
+ src/util/mpz.cpp | 2 ++
+ 1 file changed, 2 insertions(+)
+
+diff --git a/src/util/mpz.cpp b/src/util/mpz.cpp
+index a8190df1b0..9c2d3d5ffb 100644
+--- a/src/util/mpz.cpp
++++ b/src/util/mpz.cpp
+@@ -72,6 +72,8 @@ inline uint64_t _trailing_zeros64(uint64_t x) {
+
+ #if defined(_WINDOWS) && !defined(_M_ARM) && !defined(_M_ARM64)
+ // _trailing_zeros32 already defined using intrinsics
++#elif defined(__GNUC__)
++// _trailing_zeros32 already defined using intrinsics
+ #else
+ inline uint32_t _trailing_zeros32(uint32_t x) {
+ uint32_t r = 0;