1 files changed, 156 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.c-torture/execute/stdarg-1.c b/gcc/testsuite/gcc.c-torture/execute/stdarg-1.c
new file mode 100644
index 000000000..0ff9759e9
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/execute/stdarg-1.c
@@ -0,0 +1,156 @@
+#include <stdarg.h>
+
+extern void abort (void);
+
+int foo_arg, bar_arg;
+long x;
+double d;
+va_list gap;
+va_list *pap;
+
+void
+foo (int v, va_list ap)
+{
+  switch (v)
+    {
+    case 5: foo_arg = va_arg (ap, int); break;
+    default: abort ();
+    }
+}
+
+void
+bar (int v)
+{
+  if (v == 0x4006)
+    {
+      if (va_arg (gap, double) != 17.0
+	  || va_arg (gap, long) != 129L)
+	abort ();
+    }
+  else if (v == 0x4008)
+    {
+      if (va_arg (*pap, long long) != 14LL
+	  || va_arg (*pap, long double) != 131.0L
+	  || va_arg (*pap, int) != 17)
+	abort ();
+    }
+  bar_arg = v;
+}
+
+void
+f0 (int i, ...)
+{
+}
+
+void
+f1 (int i, ...)
+{
+  va_list ap;
+  va_start (ap, i);
+  va_end (ap);
+}
+
+void
+f2 (int i, ...)
+{
+  va_list ap;
+  va_start (ap, i);
+  bar (d);
+  x = va_arg (ap, long);
+  bar (x);
+  va_end (ap);
+}
+
+void
+f3 (int i, ...)
+{
+  va_list ap;
+  va_start (ap, i);
+  d = va_arg (ap, double);
+  va_end (ap);
+}
+
+void
+f4 (int i, ...)
+{
+  va_list ap;
+  va_start (ap, i);
+  x = va_arg (ap, double);
+  foo (i, ap);
+  va_end (ap);
+}
+
+void
+f5 (int i, ...)
+{
+  va_list ap;
+  va_start (ap, i);
+  va_copy (gap, ap);
+  bar (i);
+  va_end (ap);
+  va_end (gap);
+}
+
+void
+f6 (int i, ...)
+{
+  va_list ap;
+  va_start (ap, i);
+  bar (d);
+  va_arg (ap, long);
+  va_arg (ap, long);
+  x = va_arg (ap, long);
+  bar (x);
+  va_end (ap);
+}
+
+void
+f7 (int i, ...)
+{
+  va_list ap;
+  va_start (ap, i);
+  pap = &ap;
+  bar (i);
+  va_end (ap);
+}
+
+void
+f8 (int i, ...)
+{
+  va_list ap;
+  va_start (ap, i);
+  pap = &ap;
+  bar (i);
+  d = va_arg (ap, double);
+  va_end (ap);
+}
+
+int
+main (void)
+{
+  f0 (1);
+  f1 (2);
+  d = 31.0;
+  f2 (3, 28L);
+  if (bar_arg != 28 || x != 28)
+    abort ();
+  f3 (4, 131.0);
+  if (d != 131.0)
+    abort ();
+  f4 (5, 16.0, 128);
+  if (x != 16 || foo_arg != 128)
+    abort ();
+  f5 (0x4006, 17.0, 129L);
+  if (bar_arg != 0x4006)
+    abort ();
+  f6 (7, 12L, 14L, -31L);
+  if (bar_arg != -31)
+    abort ();
+  f7 (0x4008, 14LL, 131.0L, 17, 26.0);
+  if (bar_arg != 0x4008)
+    abort ();
+  f8 (0x4008, 14LL, 131.0L, 17, 27.0);
+  if (bar_arg != 0x4008 || d != 27.0)
+    abort ();
+  return 0;
+}