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-rw-r--r--src/platformsupport/fontdatabases/mac/qfontengine_coretext.mm4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/platformsupport/fontdatabases/mac/qfontengine_coretext.mm b/src/platformsupport/fontdatabases/mac/qfontengine_coretext.mm
index 3485c9a558..123a2c4c79 100644
--- a/src/platformsupport/fontdatabases/mac/qfontengine_coretext.mm
+++ b/src/platformsupport/fontdatabases/mac/qfontengine_coretext.mm
@@ -39,9 +39,11 @@
#include <private/qimage_p.h>
+#include <cmath>
+
QT_BEGIN_NAMESPACE
-static float SYNTHETIC_ITALIC_SKEW = tanf(14 * acosf(0) / 90);
+static float SYNTHETIC_ITALIC_SKEW = std::tan(14.f * std::acos(0.f) / 90.f);
bool QCoreTextFontEngine::ct_getSfntTable(void *user_data, uint tag, uchar *buffer, uint *length)
{