Visual Studio 2015 Update 3 introduced a new SSA optimizer, however
it unfortunately causes miscompilations. Until it is fixed, the new
optimizations are disabled and should be re-checked on subsequent
compiler releases.
Fixes recent FATE failure on VS2015 stations.
---
configure | 3 +++
1 file changed, 3 insertions(+)
diff --git a/configure b/configure
index 007c953..a1d46c3 100755
--- a/configure
+++ b/configure
@@ -6203,6 +6203,9 @@ __declspec($_restrict) void* foo(int);
EOF
fi
check_func strtoll || add_cflags -Dstrtoll=_strtoi64
+ # the new SSA optimzer in VS2015 U3 is still mis-optimizing some parts of
the code
+ # this flag should be re-checked on newer compiler releases and put under
a version check once its fixed
+ check_cflags -d2SSAOptimizer-
fi
for pfx in "" host_; do
--
2.7.2.windows.1
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