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authorAndrea Faulds <ajf@ajf.me>2017-02-05 01:30:20 +0000
committerAndrea Faulds <ajf@ajf.me>2017-02-05 01:30:20 +0000
commit21d7878690c18124fa788f2aa22e505a4fa6ceeb (patch)
treed458ad2768bb302bc23ef8f6835a4249c351dae9 /configure.in
parentdcaf4da8a6832f5bc1d0dabee08686cd5cf9e801 (diff)
downloadphp-git-21d7878690c18124fa788f2aa22e505a4fa6ceeb.tar.gz
Fix bug #73954
Diffstat (limited to 'configure.in')
-rw-r--r--configure.in2
1 files changed, 1 insertions, 1 deletions
diff --git a/configure.in b/configure.in
index a61a85d0fc..b5a3919e5f 100644
--- a/configure.in
+++ b/configure.in
@@ -80,7 +80,7 @@ int zend_sprintf(char *buffer, const char *format, ...);
#elif defined(HAVE_FPCLASS)
#define zend_isnan(a) ((fpclass(a) == FP_SNAN) || (fpclass(a) == FP_QNAN))
#else
-#define zend_isnan(a) 0
+#define zend_isnan(a) ((a) != (a))
#endif
#endif