From 5c148a6184adfed5438534b97a88fe10bc1cde37 Mon Sep 17 00:00:00 2001
From: Cristian Cadar <c.cadar@imperial.ac.uk>
Date: Wed, 6 Nov 2019 22:16:09 +0000
Subject: Added test for 3-argument main.

---
 test/Runtime/POSIX/Envp.c | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 test/Runtime/POSIX/Envp.c

diff --git a/test/Runtime/POSIX/Envp.c b/test/Runtime/POSIX/Envp.c
new file mode 100644
index 00000000..432aa12c
--- /dev/null
+++ b/test/Runtime/POSIX/Envp.c
@@ -0,0 +1,27 @@
+// RUN: %clang %s -emit-llvm %O0opt -c -o %t.bc
+// RUN: rm -rf %t.klee-out
+// RUN: %klee --output-dir=%t.klee-out --exit-on-error --posix-runtime --libc=uclibc %t.bc >%t.log
+
+/* This test checks that main() with 3 arguments is supported, and that the data in envp for $HOME is consistent with getenv("HOME") */
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <assert.h>
+
+int main(int argcPtr, char **argvPtr, char** envp) {
+
+  char* home1 = getenv("HOME");
+  printf("home1 = %s\n", home1);
+
+  char* home2 = "invalid$home";
+  while (*envp) {
+    if (strncmp(*envp, "HOME", 4) == 0)
+      home2 = *envp + 5;
+    envp++;
+  }
+  printf("home2 = %s\n", home2);
+  assert(strcmp(home1, home2) == 0);
+  
+  return 0;
+}
-- 
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