address review comments

Author: eagleoflqj

test/cmake/whole_archive/CMakeLists.txt

@@ -2,6 +2,6 @@ cmake_minimum_required(VERSION 3.24)
 
 project(whole)
 
-add_library(whole_lib STATIC lib.cpp)
-add_executable(whole main.cpp)
+add_library(whole_lib STATIC lib.c)
+add_executable(whole main.c)
 target_link_libraries(whole $<LINK_LIBRARY:WHOLE_ARCHIVE,whole_lib>)

test/cmake/whole_archive/lib.c

@@ -0,0 +1,5 @@
+#include <stdio.h>
+
+__attribute__((constructor)) void init(void) {
+  printf("init\n");
+}

test/cmake/whole_archive/lib.cpp

@@ -0,0 +1,5 @@
+#include <stdio.h>
+
+int main() {
+  printf("main\n");
+}