2 files changed, 5 insertions, 0 deletions
diff --git a/libsimple.c b/libsimple.c
index d6eb2ce..641748a 100644
--- a/libsimple.c
+++ b/libsimple.c
@@ -87,6 +87,9 @@ test_vasprintfa(const char *expected, const char *format, ...)
 }
 #endif
 
+#ifdef __clang__
+__attribute__((optnone))
+#endif
 int
 main(void)
 {
diff --git a/test.c b/test.c
index 4669716..084359e 100644
--- a/test.c
+++ b/test.c
@@ -43,7 +43,9 @@ round_up(size_t size)
 int
 have_custom_malloc(void)
 {
+	size_t old_alloc_fail_in = alloc_fail_in;
 	free(malloc(1));
+	alloc_fail_in = old_alloc_fail_in;
 	return custom_malloc;
 }