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-rw-r--r--math/fenv.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/math/fenv.h b/math/fenv.h
index 7f4ceb744c..10d32db909 100644
--- a/math/fenv.h
+++ b/math/fenv.h
@@ -85,6 +85,12 @@ extern int fesetexceptflag (const fexcept_t *__flagp, int __excepts) __THROW;
currently set. */
extern int fetestexcept (int __excepts) __THROW;
+#if __GLIBC_USE (IEC_60559_BFP_EXT)
+/* Determine which of subset of the exceptions specified by EXCEPTS
+ are set in *FLAGP. */
+extern int fetestexceptflag (const fexcept_t *__flagp, int __excepts) __THROW;
+#endif
+
/* Rounding control. */