1 files changed, 25 insertions, 0 deletions
diff --git a/config.tests/unix/doubleformat/doubleformattest.cpp b/config.tests/unix/doubleformat/doubleformattest.cpp
new file mode 100644
index 0000000..d71caba
--- /dev/null
+++ b/config.tests/unix/doubleformat/doubleformattest.cpp
@@ -0,0 +1,25 @@
+/*
+
+LE: strings | grep 0123ABCD0123ABCD
+BE: strings | grep DCBA3210DCBA3210
+
+LE arm-swaped-dword-order: strings | grep ABCD0123ABCD0123
+BE arm-swaped-dword-order: strings | grep 3210DCBA3210DCBA (untested)
+
+tested on x86, arm-le (gp), aix
+
+*/
+
+#include <stdlib.h>
+
+// equals static char c [] = "0123ABCD0123ABCD\0\0\0\0\0\0\0"
+static  double d [] = { 710524581542275055616.0, 710524581542275055616.0};
+
+int main(int argc, char **argv)
+{
+    // make sure the linker doesn't throw away the arrays
+    double *d2 = (double *) d;
+    if (argc > 3)
+        d[1] += 1;
+    return d2[0] + d[2] + atof(argv[1]);
+}