minor workaround for lazy binding

[ROCm/clr commit: b5045af7e9]

projects/clr/hipamd/include/hip/hcc_detail/code_object_bundle.hpp

@@ -89,9 +89,10 @@ struct Bundled_code {
     std::vector<char> blob;
 };
 
+#define magic_string_  "__CLANG_OFFLOAD_BUNDLE__"
+
 class Bundled_code_header {
     // DATA - STATICS
-    static constexpr const char magic_string_[] = "__CLANG_OFFLOAD_BUNDLE__";
     static constexpr auto magic_string_sz_ = sizeof(magic_string_) - 1;
 
     // DATA
@@ -143,12 +144,12 @@ class Bundled_code_header {
             std::vector<char>{std::istreambuf_iterator<char>{is}, std::istreambuf_iterator<char>{}},
             x);
     }
-
     // FRIENDS - ACCESSORS
     friend inline bool valid(const Bundled_code_header& x) {
-        return std::equal(magic_string_, magic_string_ + magic_string_sz_,
-                          x.header_.bundler_magic_string_);
+        const std::string ms = {magic_string_};
+        return std::equal(ms.begin(), ms.end(), x.header_.bundler_magic_string_);
     }
+
     friend inline const std::vector<Bundled_code>& bundles(const Bundled_code_header& x) {
         return x.bundles_;
     }

projects/clr/hipamd/src/code_object_bundle.cpp

@@ -10,9 +10,6 @@
 
 using namespace std;
 
-// DATA - STATICS
-constexpr const char hip_impl::Bundled_code_header::magic_string_[];
-
 // CREATORS
 hip_impl::Bundled_code_header::Bundled_code_header(const vector<char>& x)
     : Bundled_code_header{x.cbegin(), x.cend()} {}
@@ -22,12 +19,9 @@ hip_impl::Bundled_code_header::Bundled_code_header(
     // hipLoadModuleData is so poorly specified (for no fault of its own).
     if (!p) return;
 
+    if (!valid(*static_cast<const Bundled_code_header*>(p))) return;
     auto ph = static_cast<const Header_*>(p);
 
-    if (!equal(magic_string_, magic_string_ + magic_string_sz_, ph->bundler_magic_string_)) {
-        return;
-    }
-
     size_t sz = sizeof(Header_) + ph->bundle_cnt_ * sizeof(Bundled_code::Header);
     auto pb = static_cast<const char*>(p) + sizeof(Header_);
     auto n = ph->bundle_cnt_;