[Fix, Test] (ShaderTranspiler, ProgramState): reject an out-of-range atomic-counter offset at compile

MobileGL/MG_State/GLState/ProgramState/ShaderCompileTask.cpp

@@ -194,6 +194,13 @@ namespace {
             return result;
         }
 
+        if (const std::optional<String> counterOffsetError =
+                FindAtomicCounterOffsetViolation(result.preprocessedSource)) {
+            result.outcome = ShaderPreprocessOutcome::AtomicCounterOffsetRejected;
+            result.infoLog = *counterOffsetError;
+            return result;
+        }
+
         // The parse this feeds runs in the link-compatible configuration (Vulkan-client
         // env with relaxed rules): the TShader it produces is what glLinkProgram links and
         // what the backends' SPIR-V is generated from - there is no second, GL-client

MobileGL/MG_State/GLState/ProgramState/ShaderPreprocessCache.h

@@ -29,6 +29,9 @@ namespace MobileGL::MG_State::GLState {
         // FindShaderStorageBindingViolation rejected it: a storage block declared a binding at or
         // past GL_MAX_SHADER_STORAGE_BUFFER_BINDINGS.
         ResourceBindingRejected,
+        // FindAtomicCounterOffsetViolation rejected it: an atomic counter declared a
+        // layout(offset =) that is misaligned or reaches past GL_MAX_ATOMIC_COUNTER_BUFFER_SIZE.
+        AtomicCounterOffsetRejected,
         // The source-only half was clean but glslang rejected the preprocessed source.
         // Memoizing this saves the parse itself on every later object with that source.
         ParseFailed,