caller-context comptime preservation

compiler/checker/comptime.odin

@@ -3491,10 +3491,19 @@ ct_eval_template_call :: proc(
 		if param.comptime_value {
 			continue
 		}
-		param_type := type_from_syntax(checker, param.type, function.pkg, function.file)
 		if index >= len(args) {
 			return INVALID_CT_VALUE, ct_flow(.Normal), false
 		}
+		append(&runtime_types, type_from_syntax(checker, param.type, function.pkg, function.file))
+		append(&runtime_names, param.name)
+	}
+	checker.current_comptime_values = previous_comptime
+	runtime_index := 0
+	for param, index in function.params {
+		if param.comptime_value {
+			continue
+		}
+		param_type := runtime_types[runtime_index]
 		value, flow, ok := ct_eval_expr(state, args[index], param_type, depth+1)
 		if !ok || flow.kind != .Normal {
 			return INVALID_CT_VALUE, flow, ok
@@ -3510,9 +3519,9 @@ ct_eval_template_call :: proc(
 			)
 		}
 		append(&runtime_values, value)
-		append(&runtime_types, param_type)
-		append(&runtime_names, param.name)
+		runtime_index += 1
 	}
+	checker.current_comptime_values = comptime_values
 	previous_pkg := state.pkg
 	previous_file := state.file
 	previous_result := state.result

std/static_string_map/static_string_map.bro

@@ -27,13 +27,7 @@ init func($V type, $N usize, $entries [N]Pair(V)) StaticStringMap(V) {
 				compile_error!("static string map key is too long")
 			}
 			for (usize(0))..i |prior| {
-				other :: entries[prior].0
-				equal bool = entry.0.len == other.len
-				byte_index usize = 0
-				while equal and byte_index < entry.0.len : byte_index += 1 {
-					equal = entry.0[byte_index] == other[byte_index]
-				}
-				if equal {
+				if mem.eql(u8, entry.0, entries[prior].0) {
 					compile_error!("duplicate static string map key")
 				}
 			}