diff --git a/meson.build b/meson.build
index 9b65c152dc7..4e4d9e70bbc 100644
--- a/meson.build
+++ b/meson.build
@@ -1438,6 +1438,11 @@ elif with_tools.contains('intel')
   error('Intel tools require the program_invocation_name variable')
 endif
 
+if cc.has_header_symbol('math.h', 'issignaling',
+                        args : '-D_GNU_SOURCE')
+   pre_args += '-DHAVE_ISSIGNALING'
+endif
+
 # MinGW provides a __builtin_posix_memalign function, but not a posix_memalign.
 # This means that this check will succeed, but then compilation will later
 # fail. MSVC doesn't have this function at all, so only check for it on
diff --git a/src/util/tests/half_float_test.cpp b/src/util/tests/half_float_test.cpp
index f3f5aa6ffb4..051e0d0376a 100644
--- a/src/util/tests/half_float_test.cpp
+++ b/src/util/tests/half_float_test.cpp
@@ -38,8 +38,7 @@
 #define HALF_NEG_INF 0xfc00
 #define HALF_NAN 0x7e00
 
-#if defined(ANDROID) || defined (__MINGW32__)
-/* Android and mingw were missing this function, roll our own as a best effort. */
+#ifndef HAVE_ISSIGNALING
 static bool issignaling(float x)
 {
    uint32_t ui = fui(x);