1 files changed, 80 insertions, 0 deletions
diff --git a/tests/pointer_basics.sh b/tests/pointer_basics.sh
new file mode 100644
index 0000000..2b0beef
--- /dev/null
+++ b/tests/pointer_basics.sh
@@ -0,0 +1,80 @@
+cat <<'EOF' > expected
+EOF
+test_diff <<'EOF'
+int main() {
+    int a1;
+    int* a2;
+    char a3;
+    char* a4;
+    long a5;
+    long* a6;
+    void* a8;
+    int** a10;
+    char** a12;
+    long** a14;
+    void** a16;
+    int*** a18;
+    char*** a20;
+    long*** a22;
+    void*** a24;
+    int* const* const* a25;
+    return 0;
+}
+EOF
+
+cat <<'EOF' > expected
+42 42
+EOF
+test_diff <<'EOF'
+int printf();
+
+int main() {
+    int x;
+    int* y;
+    y = &x;
+    *y = 42;
+    printf("%d %d\n", x, *y);
+    return 0;
+}
+EOF
+
+cat <<'EOF' > expected
+3
+3
+3
+EOF
+test_diff <<'EOF'
+int printf();
+
+int main() {
+    char c;
+    int i;
+    long l;
+    c = 42;
+    i = 42*2;
+    l = 42*3;
+
+    char* cp1;
+    char* cp2;
+    int* ip1;
+    int* ip2;
+    long* lp1;
+    long* lp2;
+
+    cp1 = &c;
+    cp2 = &c + 3;
+
+    ip1 = &i;
+    ip2 = &i + 3;
+
+    lp1 = &l;
+    lp2 = &l + 3;
+
+    printf("%d\n", cp2 - cp1);
+    printf("%d\n", ip2 - ip1);
+    printf("%d\n", lp2 - lp1);
+
+    return 0;
+}
+EOF
+