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-rw-r--r--Zend/configure.ac6
-rw-r--r--configure.ac6
2 files changed, 6 insertions, 6 deletions
diff --git a/Zend/configure.ac b/Zend/configure.ac
index 00e599d639..b95c1360b8 100644
--- a/Zend/configure.ac
+++ b/Zend/configure.ac
@@ -60,7 +60,7 @@ int zend_sprintf(char *buffer, const char *format, ...);
#include <math.h>
#ifndef zend_isnan
-#if HAVE_DECL_ISNAN
+#if HAVE_DECL_ISNAN && (!defined(__cplusplus) || __cplusplus < 201103L)
#define zend_isnan(a) isnan(a)
#elif defined(HAVE_FPCLASS)
#define zend_isnan(a) ((fpclass(a) == FP_SNAN) || (fpclass(a) == FP_QNAN))
@@ -69,7 +69,7 @@ int zend_sprintf(char *buffer, const char *format, ...);
#endif
#endif
-#if HAVE_DECL_ISINF
+#if HAVE_DECL_ISINF && (!defined(__cplusplus) || __cplusplus < 201103L)
#define zend_isinf(a) isinf(a)
#elif defined(INFINITY)
/* Might not work, but is required by ISO C99 */
@@ -80,7 +80,7 @@ int zend_sprintf(char *buffer, const char *format, ...);
#define zend_isinf(a) 0
#endif
-#if HAVE_DECL_ISFINITE
+#if HAVE_DECL_ISFINITE && (!defined(__cplusplus) || __cplusplus < 201103L)
#define zend_finite(a) isfinite(a)
#elif defined(HAVE_FINITE)
#define zend_finite(a) finite(a)
diff --git a/configure.ac b/configure.ac
index 8a664bc442..c37684cb3e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -68,7 +68,7 @@ int zend_sprintf(char *buffer, const char *format, ...);
#include <math.h>
#ifndef zend_isnan
-#if HAVE_DECL_ISNAN
+#if HAVE_DECL_ISNAN && (!defined(__cplusplus) || __cplusplus < 201103L)
#define zend_isnan(a) isnan(a)
#elif defined(HAVE_FPCLASS)
#define zend_isnan(a) ((fpclass(a) == FP_SNAN) || (fpclass(a) == FP_QNAN))
@@ -77,7 +77,7 @@ int zend_sprintf(char *buffer, const char *format, ...);
#endif
#endif
-#if HAVE_DECL_ISINF
+#if HAVE_DECL_ISINF && (!defined(__cplusplus) || __cplusplus < 201103L)
#define zend_isinf(a) isinf(a)
#elif defined(INFINITY)
/* Might not work, but is required by ISO C99 */
@@ -88,7 +88,7 @@ int zend_sprintf(char *buffer, const char *format, ...);
#define zend_isinf(a) 0
#endif
-#if HAVE_DECL_ISFINITE
+#if HAVE_DECL_ISFINITE && (!defined(__cplusplus) || __cplusplus < 201103L)
#define zend_finite(a) isfinite(a)
#elif defined(HAVE_FINITE)
#define zend_finite(a) finite(a)