Enable full leak report and fix leaks.

Author: Rot127

.github/workflows/CITest.yml

@@ -177,7 +177,7 @@ jobs:
       run: |
         sudo apt-get -y update
         sudo apt-get -y install valgrind
-        valgrind cstest tests
+        valgrind --leak-check=full cstest tests
 
     - name: Comaptibility header generation
       # clang-format-17 is only available in Ubuntu 24.04

suite/cstest/src/cstest.c

@@ -74,6 +74,20 @@ void print_test_run_stats(const TestRunStats *stats)
 	printf("\n");
 }
 
+void cleanup_test_files()
+{
+	if (!test_files) {
+		return;
+	}
+	for (size_t k = 0; k < file_count; ++k) {
+		cs_mem_free(test_files[0][k]);
+	}
+	if (test_files[0]) {
+		cs_mem_free(test_files[0]);
+	}
+	cs_mem_free(test_files);
+}
+
 int main(int argc, const char **argv)
 {
 	if (argc < 2 || strcmp(argv[1], "-h") == 0 ||
@@ -87,6 +101,7 @@ int main(int argc, const char **argv)
 	get_tfiles(argc, argv);
 	if (!*test_files || file_count == 0) {
 		fprintf(stderr, "Arguments are invalid. No files found.\n");
+		cleanup_test_files();
 		exit(EXIT_FAILURE);
 	}
 
@@ -95,6 +110,7 @@ int main(int argc, const char **argv)
 	TestRunResult res = cstest_run_tests(*test_files, file_count, &stats);
 
 	print_test_run_stats(&stats);
+	cleanup_test_files();
 	if (res == TEST_RUN_ERROR) {
 		fprintf(stderr, "[!] An error occured.\n");
 		exit(EXIT_FAILURE);

suite/cstest/src/test_case.c

@@ -248,6 +248,7 @@ void test_expected_compare(csh *handle, TestExpected *expected, cs_insn *insns,
 
 #define CS_TEST_FAIL(msg) \
 	_print_insn(handle, &insns[i]); \
+	cs_free(insns, insns_count); \
 	fail_msg(msg);
 
 		if (!compare_asm_text(asm_text, expec_data->asm_text,