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Diffstat (limited to 'gcc/testsuite/gcc.c-torture/execute/va-arg-2.c')
-rw-r--r--gcc/testsuite/gcc.c-torture/execute/va-arg-2.c292
1 files changed, 292 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.c-torture/execute/va-arg-2.c b/gcc/testsuite/gcc.c-torture/execute/va-arg-2.c
new file mode 100644
index 00000000000..7675b3f7603
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/execute/va-arg-2.c
@@ -0,0 +1,292 @@
+/* The purpose of this test is to catch edge cases when arguments are passed
+ in regs and on the stack. We test 16 cases, trying to catch multiple
+ targets (some use 3 regs for argument passing, some use 12, etc.).
+ We test both the arguments and the `lastarg' (the argument to va_start). */
+
+#include <stdarg.h>
+
+extern __SIZE_TYPE__ strlen ();
+
+int
+to_hex (unsigned int a)
+{
+ static char hex[] = "0123456789abcdef";
+
+ if (a > 15)
+ abort ();
+ return hex[a];
+}
+
+void
+f0 (char* format, ...)
+{
+ va_list ap;
+
+ va_start (ap, format);
+ if (strlen (format) != 16 - 0)
+ abort ();
+ while (*format)
+ if (*format++ != to_hex (va_arg (ap, int)))
+ abort ();
+ va_end(ap);
+}
+
+void
+f1 (int a1, char* format, ...)
+{
+ va_list ap;
+
+ va_start(ap, format);
+ if (strlen (format) != 16 - 1)
+ abort ();
+ while (*format)
+ if (*format++ != to_hex (va_arg (ap, int)))
+ abort ();
+ va_end(ap);
+}
+
+void
+f2 (int a1, int a2, char* format, ...)
+{
+ va_list ap;
+
+ va_start(ap, format);
+ if (strlen (format) != 16 - 2)
+ abort ();
+ while (*format)
+ if (*format++ != to_hex (va_arg (ap, int)))
+ abort ();
+ va_end(ap);
+}
+
+void
+f3 (int a1, int a2, int a3, char* format, ...)
+{
+ va_list ap;
+
+ va_start(ap, format);
+ if (strlen (format) != 16 - 3)
+ abort ();
+ while (*format)
+ if (*format++ != to_hex (va_arg (ap, int)))
+ abort ();
+ va_end(ap);
+}
+
+void
+f4 (int a1, int a2, int a3, int a4, char* format, ...)
+{
+ va_list ap;
+
+ va_start(ap, format);
+ if (strlen (format) != 16 - 4)
+ abort ();
+ while (*format)
+ if (*format++ != to_hex (va_arg (ap, int)))
+ abort ();
+ va_end(ap);
+}
+
+void
+f5 (int a1, int a2, int a3, int a4, int a5,
+ char* format, ...)
+{
+ va_list ap;
+
+ va_start(ap, format);
+ if (strlen (format) != 16 - 5)
+ abort ();
+ while (*format)
+ if (*format++ != to_hex (va_arg (ap, int)))
+ abort ();
+ va_end(ap);
+}
+
+void
+f6 (int a1, int a2, int a3, int a4, int a5,
+ int a6,
+ char* format, ...)
+{
+ va_list ap;
+
+ va_start(ap, format);
+ if (strlen (format) != 16 - 6)
+ abort ();
+ while (*format)
+ if (*format++ != to_hex (va_arg (ap, int)))
+ abort ();
+ va_end(ap);
+}
+
+void
+f7 (int a1, int a2, int a3, int a4, int a5,
+ int a6, int a7,
+ char* format, ...)
+{
+ va_list ap;
+
+ va_start(ap, format);
+ if (strlen (format) != 16 - 7)
+ abort ();
+ while (*format)
+ if (*format++ != to_hex (va_arg (ap, int)))
+ abort ();
+ va_end(ap);
+}
+
+void
+f8 (int a1, int a2, int a3, int a4, int a5,
+ int a6, int a7, int a8,
+ char* format, ...)
+{
+ va_list ap;
+
+ va_start(ap, format);
+ if (strlen (format) != 16 - 8)
+ abort ();
+ while (*format)
+ if (*format++ != to_hex (va_arg (ap, int)))
+ abort ();
+ va_end(ap);
+}
+
+void
+f9 (int a1, int a2, int a3, int a4, int a5,
+ int a6, int a7, int a8, int a9,
+ char* format, ...)
+{
+ va_list ap;
+
+ va_start(ap, format);
+ if (strlen (format) != 16 - 9)
+ abort ();
+ while (*format)
+ if (*format++ != to_hex (va_arg (ap, int)))
+ abort ();
+ va_end(ap);
+}
+
+void
+f10 (int a1, int a2, int a3, int a4, int a5,
+ int a6, int a7, int a8, int a9, int a10,
+ char* format, ...)
+{
+ va_list ap;
+
+ va_start(ap, format);
+ if (strlen (format) != 16 - 10)
+ abort ();
+ while (*format)
+ if (*format++ != to_hex (va_arg (ap, int)))
+ abort ();
+ va_end(ap);
+}
+
+void
+f11 (int a1, int a2, int a3, int a4, int a5,
+ int a6, int a7, int a8, int a9, int a10,
+ int a11,
+ char* format, ...)
+{
+ va_list ap;
+
+ va_start(ap, format);
+ if (strlen (format) != 16 - 11)
+ abort ();
+ while (*format)
+ if (*format++ != to_hex (va_arg (ap, int)))
+ abort ();
+ va_end(ap);
+}
+
+void
+f12 (int a1, int a2, int a3, int a4, int a5,
+ int a6, int a7, int a8, int a9, int a10,
+ int a11, int a12,
+ char* format, ...)
+{
+ va_list ap;
+
+ va_start(ap, format);
+ if (strlen (format) != 16 - 12)
+ abort ();
+ while (*format)
+ if (*format++ != to_hex (va_arg (ap, int)))
+ abort ();
+ va_end(ap);
+}
+
+void
+f13 (int a1, int a2, int a3, int a4, int a5,
+ int a6, int a7, int a8, int a9, int a10,
+ int a11, int a12, int a13,
+ char* format, ...)
+{
+ va_list ap;
+
+ va_start(ap, format);
+ if (strlen (format) != 16 - 13)
+ abort ();
+ while (*format)
+ if (*format++ != to_hex (va_arg (ap, int)))
+ abort ();
+ va_end(ap);
+}
+
+void
+f14 (int a1, int a2, int a3, int a4, int a5,
+ int a6, int a7, int a8, int a9, int a10,
+ int a11, int a12, int a13, int a14,
+ char* format, ...)
+{
+ va_list ap;
+
+ va_start(ap, format);
+ if (strlen (format) != 16 - 14)
+ abort ();
+ while (*format)
+ if (*format++ != to_hex (va_arg (ap, int)))
+ abort ();
+ va_end(ap);
+}
+
+void
+f15 (int a1, int a2, int a3, int a4, int a5,
+ int a6, int a7, int a8, int a9, int a10,
+ int a11, int a12, int a13, int a14, int a15,
+ char* format, ...)
+{
+ va_list ap;
+
+ va_start(ap, format);
+ if (strlen (format) != 16 - 15)
+ abort ();
+ while (*format)
+ if (*format++ != to_hex (va_arg (ap, int)))
+ abort ();
+ va_end(ap);
+}
+
+main ()
+{
+ char *f = "0123456789abcdef";
+
+ f0 (f+0, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15);
+ f1 (0, f+1, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15);
+ f2 (0, 1, f+2, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15);
+ f3 (0, 1, 2, f+3, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15);
+ f4 (0, 1, 2, 3, f+4, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15);
+ f5 (0, 1, 2, 3, 4, f+5, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15);
+ f6 (0, 1, 2, 3, 4, 5, f+6, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15);
+ f7 (0, 1, 2, 3, 4, 5, 6, f+7, 7, 8, 9, 10, 11, 12, 13, 14, 15);
+ f8 (0, 1, 2, 3, 4, 5, 6, 7, f+8, 8, 9, 10, 11, 12, 13, 14, 15);
+ f9 (0, 1, 2, 3, 4, 5, 6, 7, 8, f+9, 9, 10, 11, 12, 13, 14, 15);
+ f10 (0, 1, 2, 3, 4, 5, 6, 7, 8, 9, f+10, 10, 11, 12, 13, 14, 15);
+ f11 (0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, f+11, 11, 12, 13, 14, 15);
+ f12 (0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, f+12, 12, 13, 14, 15);
+ f13 (0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, f+13, 13, 14, 15);
+ f14 (0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, f+14, 14, 15);
+ f15 (0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, f+15, 15);
+
+ exit (0);
+}
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