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-rw-r--r--test/test-floatingpoint.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/test/test-floatingpoint.c b/test/test-floatingpoint.c
new file mode 100644
index 00000000..8f691c2c
--- /dev/null
+++ b/test/test-floatingpoint.c
@@ -0,0 +1,20 @@
+#include <stdlib.h>
+#include <unistd.h>
+
+int main(void) {
+
+  float magic;
+
+  ssize_t bytes_read = read(STDIN_FILENO, &magic, sizeof(magic));
+  if (bytes_read < (ssize_t)sizeof(magic)) { return 1; }
+
+  if ((-magic == 15.0 + 0.5 + 0.125 + 0.03125 +
+                     0.0078125)) {         /* 15 + 1/2 + 1/8 + 1/32 + 1/128 */
+    abort();
+
+  }
+
+  return 0;
+
+}
+