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-rw-r--r--configure.ac3
1 files changed, 3 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index accd1a15bc7..bbc3af43424 100644
--- a/configure.ac
+++ b/configure.ac
@@ -344,6 +344,9 @@ if test "x$GXX" = xyes; then
# Work around aliasing bugs - developers should comment this out
CXXFLAGS="$CXXFLAGS -fno-strict-aliasing"
+
+ # We don't want floating-point math functions to set errno or trap
+ CXXFLAGS="$CXXFLAGS -fno-math-errno -fno-trapping-math"
fi
AC_SUBST([MSVC2013_COMPAT_CFLAGS])