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-rw-r--r--gcc-4.9/gcc/testsuite/gcc.c-torture/execute/20030222-1.c27
1 files changed, 27 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.c-torture/execute/20030222-1.c b/gcc-4.9/gcc/testsuite/gcc.c-torture/execute/20030222-1.c
new file mode 100644
index 000000000..93d1e3c4e
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.c-torture/execute/20030222-1.c
@@ -0,0 +1,27 @@
+/* Verify that we get the low part of the long long as an int. We
+ used to get it wrong on big-endian machines, if register allocation
+ succeeded at all. We use volatile to make sure the long long is
+ actually truncated to int, in case a single register is wide enough
+ for a long long. */
+
+#include <limits.h>
+
+void
+ll_to_int (long long x, volatile int *p)
+{
+ int i;
+ asm ("" : "=r" (i) : "0" (x));
+ *p = i;
+}
+
+int val = INT_MIN + 1;
+
+int main() {
+ volatile int i;
+
+ ll_to_int ((long long)val, &i);
+ if (i != val)
+ abort ();
+
+ exit (0);
+}