1 files changed, 14 insertions, 0 deletions
diff --git a/winsup/cygwin/math/atan2l.c b/winsup/cygwin/math/atan2l.c
new file mode 100644
index 0000000..a32b097
--- /dev/null
+++ b/winsup/cygwin/math/atan2l.c
@@ -0,0 +1,14 @@
+/**
+ * This file has no copyright assigned and is placed in the Public Domain.
+ * This file is part of the mingw-w64 runtime package.
+ * No warranty is given; refer to the file DISCLAIMER.PD within this package.
+ */
+long double atan2l (long double y, long double x);
+
+long double
+atan2l (long double y, long double x)
+{
+  long double res = 0.0L;
+  asm ("fpatan" : "=t" (res) : "u" (y), "0" (x) : "st(1)");
+  return res;
+}