add more test cases for better code coverage.

src/include/migraphx/op/gather.hpp

@@ -30,7 +30,7 @@ struct gather
 
     shape compute_shape(std::vector<shape> inputs) const
     {
-        check_shapes{inputs, *this}.has(2);
+        check_shapes{inputs, *this}.has(2).standard();
         auto lens = inputs[0].lens();
         int n_dim = static_cast<int>(lens.size());
         if(axis >= n_dim || axis < -n_dim)

test/eliminate_contiguous_test.cpp

 #include <migraphx/eliminate_contiguous.hpp>
 #include <migraphx/dead_code_elimination.hpp>
+#include <migraphx/op/identity.hpp>
+#include <migraphx/op/dot.hpp>
 #include <migraphx/op/transpose.hpp>
 #include <migraphx/op/contiguous.hpp>
 #include <basic_ops.hpp>
@@ -39,4 +41,17 @@ TEST_CASE(non_standard_op)
     EXPECT(std::distance(p.begin(), p.end()) == (count - 1));
 }
 
+TEST_CASE(transpose_gemm)
+{
+    migraphx::program p;
+    auto l = p.add_literal(get_2x2());
+    auto t = p.add_instruction(migraphx::op::transpose{{1, 0}}, l);
+    auto c = p.add_instruction(migraphx::op::contiguous{}, t);
+    auto ic = p.add_instruction(migraphx::op::identity{}, c);
+    p.add_instruction(migraphx::op::dot{}, ic, l);
+    auto count = std::distance(p.begin(), p.end());
+    p.compile(eliminate_contiguous_target{});
+    EXPECT(std::distance(p.begin(), p.end()) == (count - 1));
+}
+
 int main(int argc, const char* argv[]) { test::run(argc, argv); }