Revert "Make directed_test support static libs"

This reverts commit d00d627b9d.

Reason for revert: <INSERT REASONING HERE>

Change-Id: Ib2d1084ea21461f70f96f95c6025a08f88288357

samples/0_Intro/bit_extract/CMakeLists.txt

@@ -2,14 +2,6 @@ project(bit_extract)
 
 cmake_minimum_required(VERSION 3.10)
 
-if(NOT DEFINED __HIP_ENABLE_PCH)
-  set(__HIP_ENABLE_PCH ON CACHE BOOL "enable/disable pre-compiled hip headers")
-endif()
-
-if(${__HIP_ENABLE_PCH})
-  add_definitions(-D__HIP_ENABLE_PCH)
-endif()
-
 # Search for rocm in common locations
 list(APPEND CMAKE_PREFIX_PATH /opt/rocm/hip /opt/rocm)
 

samples/0_Intro/bit_extract/bit_extract.cpp

@@ -54,20 +54,6 @@ int main(int argc, char* argv[]) {
     size_t N = 1000000;
     size_t Nbytes = N * sizeof(uint32_t);
 
-#ifdef __HIP_ENABLE_PCH
-    // Verify hip_pch.o
-    const char* pch = nullptr;
-    unsigned int size = 0;
-    __hipGetPCH(&pch, &size);
-    printf("pch size: %u\n", size);
-    if (size == 0) {
-        printf("__hipGetPCH failed!\n");
-        return -1;
-    } else {
-        printf("__hipGetPCH succeeded!\n");
-    }
-#endif
-
     int deviceId;
     CHECK(hipGetDevice(&deviceId));
     hipDeviceProp_t props;