[hackers] [scc] [cc1] Add test065 || Roberto E. Vargas Caballero

[git]

commit 4ae875181944ff1af246660aa69e13053aef7ec6
Author:     Roberto E. Vargas Caballero <k...@shike2.com>
AuthorDate: Tue Aug 9 17:08:15 2016 +0200
Commit:     Roberto E. Vargas Caballero <k...@shike2.com>
CommitDate: Tue Aug 9 17:11:40 2016 +0200

    [cc1] Add test065
    
    This test tests really strange situations about pointers, decay,
    and the content operator. If you someday in your life see a code
    like this in production you should kill to the author.

diff --git a/cc1/tests/test065.c b/cc1/tests/test065.c
new file mode 100644
index 0000000..c7b6e65
--- /dev/null
+++ b/cc1/tests/test065.c
@@ -0,0 +1,66 @@
+/* See LICENSE file for copyright and license details. */
+
+/*
+name: TEST065
+description: Test decay mixed with * operators
+error:
+test065.c:65: error: decrement of pointer to an incomplete type
+test065.c:65: error: invalid use of undefined type
+test065.c:66: warning: 'argv' defined but not used
+output:
+G7     I       F       "main
+{
+A1     I       "argc
+A5     P       "argv
+\
+V8     I       #N1
+A9     V8      "v
+A12    P       "p
+A14    P       "f1
+A15    P       "f2
+       A9      #I0     :I
+       A12     A9      'P      :P
+       A14     G7      'P      :P
+       A15     G7      'P      :P
+       y       L18     A1      #I0     !I
+       h       #I1
+L18
+       y       L19     G7      #I0     pI      #P0     pP      cI      #I0     
=I
+       h       #I2
+L19
+       y       L20     A14     @F      #I0     pI      #P0     pP      cI      
#I0     =I
+       h       #I3
+L20
+       y       L21     A15     @F      #I0     pI      #P0     pP      cI      
#I0     =I
+       h       #I4
+L21
+       y       L22     A12     @I      #I0     !I
+       h       #I0
+L22
+*/
+
+int
+main(int argc, char *argv[])
+{
+       int v[1];
+       int (*p)[];
+       int (*f1)(int ,char *[]);
+       int (*f2)(int ,char *[]);
+
+       v[0] = 0;
+       p = &v;
+       f1 = &main;
+       f2 = main;
+       if (argc == 0)
+               return 1;
+       if ((****main)(0, 0))
+               return 2;
+       if ((****f1)(0, 0))
+               return 3;
+       if ((****f2)(0, 0))
+               return 4;
+       if (!(*p)[0])
+               return 0;
+
+       return (*++p)[0] || p[1][0];
+}