test: add function test

diohabara · Aug 2, 2023 · f80b4e7 · f80b4e7
1 parent 2c803ae
commit f80b4e7
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Showing 2 changed files with 6 additions and 1 deletion.
diff --git a/Makefile b/Makefile
@@ -26,7 +26,8 @@ test: ccc
 	./ccc tests > tmp.s
 	echo 'int char_fn() { return 257; }' | gcc -xc -c -o tmp2.o -
 	echo 'int ext1 = 5; int *ext2 = &ext1;' | gcc -xc -c -o tmp3.o -
-	gcc -static -o tmp tmp.s tmp2.o tmp3.o
+	echo 'int ext_fn1(int x) { return x; }; int ext_fn2(int x) { return x;}' | gcc -xc -c -o tmp4.o -
+	gcc -static -o tmp tmp.s tmp2.o tmp3.o tmp4.o
 	./tmp
 
 testx:

diff --git a/tests b/tests
@@ -95,6 +95,8 @@ static int static_fn(void) {}
 
 extern int ext1;
 extern int *ext2;
+int ext_fn1(int x);
+extern int ext_fn2(int x);
 
 int main() {
   assert(8, ({
@@ -956,6 +958,8 @@ int main() {
 
   assert(5, ext1, "ext1");
   assert(5, *ext2, "*ext2");
+  assert(6, ext_fn1(6), "ext_fn1(6)");
+  assert(7, ext_fn2(7), "ext_fn2(7)");
 
   printf("OK\n");
   return 0;