Suppress warnings when compiling lemon.c
diff --git a/src/Charmonizer/Core/Make.c b/src/Charmonizer/Core/Make.c
index 386bb1f..fb2ef0d 100644
--- a/src/Charmonizer/Core/Make.c
+++ b/src/Charmonizer/Core/Make.c
@@ -582,6 +582,13 @@
 chaz_MakeFile_add_lemon_exe(chaz_MakeFile *makefile, const char *dir) {
     chaz_MakeBinary *exe = chaz_MakeFile_add_exe(makefile, dir, "lemon");
     chaz_MakeBinary_add_src_file(exe, dir, "lemon.c");
+
+    if (chaz_CC_gcc_version_num()) {
+        chaz_CFlags *cflags = chaz_MakeBinary_get_compile_flags(exe);
+        chaz_CFlags_append(cflags, "-Wno-pedantic -Wno-sign-compare"
+                           " -Wno-unused-parameter");
+    }
+
     return exe;
 }