Enable fp-exceptions

[alexxy/gromacs.git] / src / gromacs / math / utilities.h

diff --git a/src/gromacs/math/utilities.h b/src/gromacs/math/utilities.h
index 8647c00f80e33870fc4e302600b9b701436a4d7a..9cc58649d9beffbd7b0d21ce6ff8563ed27905f8 100644 (file)
--- a/src/gromacs/math/utilities.h
+++ b/src/gromacs/math/utilities.h
@@ -169,6 +169,13 @@ check_int_multiply_for_overflow(gmx_int64_t  a,
 int
 gmx_greatest_common_divisor(int p, int q);
 
+
+/*! \brief Enable floating-point exceptions if supported on OS
+ *
+ * Enables division-by-zero, invalid, and overflow.
+ */
+int gmx_feenableexcept();
+
 #ifdef __cplusplus
 }
 #endif