fix combined array declarations (resolves #34)

src/Language/SystemVerilog/Parser/ParseDecl.hs

@@ -314,6 +314,10 @@ tripLookahead l0 =
     -- know we must have a valid triplet ahead
     else if null l1 || asgn /= Nothing then
         True
+    -- if there is an ident followed by some number of ranges, and that's it,
+    -- then there is a trailing declaration of an array ahead
+    else if (not $ null l1) && (null l2) then
+        True
     -- if there is a comma after the identifier (and optional ranges and
     -- assignment) that we're looking at, then we know this identifier is not a
     -- type name, as type names must be followed by a first identifier before a

test/basic/multi_array_decl.sv

@@ -0,0 +1,19 @@
+module top;
+    typedef struct packed {
+        logic f1;
+        logic f2;
+    } T;
+
+    T a[1:0];
+    T b[1:0];
+
+    T c[1:0], d[1:0];
+    T e[1:0], f[1:0], g;
+    T h, i[1:0];
+    T j;
+
+    struct packed {
+        logic f1;
+        logic f2;
+    } k;
+endmodule

test/basic/multi_array_decl.v

@@ -0,0 +1,11 @@
+module top;
+    reg [1:0] a[1:0];
+    reg [1:0] b[1:0];
+
+    reg [1:0] c[1:0], d[1:0];
+    reg [1:0] e[1:0], f[1:0], g;
+    reg [1:0] h, i[1:0];
+    reg [1:0] j;
+
+    reg [1:0] k;
+endmodule