diff --git a/configure.ac b/configure.ac
index 33c19b35f..3507d3e1c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -68,7 +68,7 @@ GTK_DOC_CHECK([1.15],[--flavour no-tmpl])
 ])
 
 # Functions and headers
-AC_CHECK_FUNCS(atexit mprotect sysconf getpagesize mmap isatty newlocale uselocale)
+AC_CHECK_FUNCS(atexit mprotect sysconf getpagesize mmap isatty newlocale uselocale sincosf)
 AC_CHECK_HEADERS(unistd.h sys/mman.h stdbool.h xlocale.h)
 
 # Compiler flags
diff --git a/meson.build b/meson.build
index b862d24ca..9089dde06 100644
--- a/meson.build
+++ b/meson.build
@@ -75,6 +75,7 @@ check_funcs = [
   ['isatty'],
   ['uselocale'],
   ['newlocale'],
+  ['sincosf'],
 ]
 
 m_dep = cpp.find_library('m', required: false)
diff --git a/src/OT/glyf/VarCompositeGlyph.hh b/src/OT/glyf/VarCompositeGlyph.hh
index fea2e365b..3a023d4f4 100644
--- a/src/OT/glyf/VarCompositeGlyph.hh
+++ b/src/OT/glyf/VarCompositeGlyph.hh
@@ -155,8 +155,14 @@ struct VarCompositeGlyphRecord
   {
     // https://github.com/fonttools/fonttools/blob/f66ee05f71c8b57b5f519ee975e95edcd1466e14/Lib/fontTools/misc/transform.py#L240
     rotation = rotation * HB_PI;
-    float c = cosf (rotation);
-    float s = sinf (rotation);
+    float c;
+    float s;
+#if HAVE_SINCOSF
+    sincosf (rotation, &s, &c);
+#else
+    c = cosf (rotation);
+    s = sinf (rotation);
+#endif
     float other[6] = {c, s, -s, c, 0.f, 0.f};
     transform (matrix, trans, other);
   }