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-rw-r--r--libc/sysdeps/linux/common/bits/mathcalls.h7
1 files changed, 5 insertions, 2 deletions
diff --git a/libc/sysdeps/linux/common/bits/mathcalls.h b/libc/sysdeps/linux/common/bits/mathcalls.h
index 8ab807578..a9e8a2931 100644
--- a/libc/sysdeps/linux/common/bits/mathcalls.h
+++ b/libc/sysdeps/linux/common/bits/mathcalls.h
@@ -300,14 +300,17 @@ __END_NAMESPACE_C99
__MATHCALLI (gamma,, (_Mdouble_))
#endif
-#ifdef __USE_MISC
+//#ifdef __USE_MISC
+/* To provide compatibility with finite-math-only in C99 and C11
+ * standerts function lgamma_r should be declared, when defined __USE_MISC.
+ */
/* Reentrant version of lgamma. This function uses the global variable
`signgam'. The reentrant version instead takes a pointer and stores
the value through it. */
__MATHCALL (lgamma,_r, (_Mdouble_, int *__signgamp))
/* __MATHCALLI does not work here, probably due to ,_r, */
libm_hidden_proto(lgamma_r)
-#endif
+//#endif
#if defined __USE_MISC || defined __USE_XOPEN_EXTENDED || defined __USE_ISOC99