blob: 568fd0e112ba04c24b89db80cf4bf4ce36f335ff [file] [log] [blame]
diff --git a/third_party/lcms/src/cmsplugin.c b/third_party/lcms/src/cmsplugin.c
index b95befb..4ba998b 100644
--- a/third_party/lcms/src/cmsplugin.c
+++ b/third_party/lcms/src/cmsplugin.c
@@ -182,7 +182,9 @@ cmsBool CMSEXPORT _cmsReadFloat32Number(cmsIOHANDLER* io, cmsFloat32Number* n)
if (isnan(*n))
return FALSE;
}
- return TRUE;
+
+ // fpclassify() required by C99
+ return (fpclassify(*n) == FP_ZERO) || (fpclassify(*n) == FP_NORMAL);
}