Improve _Atomic support and add more tests (#431)

* Improve _Atomic support with more tests and fix typedef handling

* Remove duplicated tests and check the generated code for typedefs

* Add typedef testing to parser as well

Co-authored-by: vit9696 <vit9696@users.noreply.github.com>

3 files changed, 65 insertions, 0 deletions

diff --git a/utils/fake_libc_include/_fake_defines.h b/utils/fake_libc_include/_fake_defines.h
index f2e8dd4..86b5c66 100644
--- a/utils/fake_libc_include/_fake_defines.h
+++ b/utils/fake_libc_include/_fake_defines.h
@@ -236,4 +236,19 @@
 /* C11 assert.h defines */
 #define static_assert _Static_assert
 
+/* C11 stdatomic.h defines */
+#define ATOMIC_BOOL_LOCK_FREE       0
+#define ATOMIC_CHAR_LOCK_FREE       0
+#define ATOMIC_CHAR16_T_LOCK_FREE   0
+#define ATOMIC_CHAR32_T_LOCK_FREE   0
+#define ATOMIC_WCHAR_T_LOCK_FREE    0
+#define ATOMIC_SHORT_LOCK_FREE      0
+#define ATOMIC_INT_LOCK_FREE        0
+#define ATOMIC_LONG_LOCK_FREE       0
+#define ATOMIC_LLONG_LOCK_FREE      0
+#define ATOMIC_POINTER_LOCK_FREE    0
+#define ATOMIC_VAR_INIT(value) (value)
+#define ATOMIC_FLAG_INIT { 0 }
+#define kill_dependency(y) (y)
+
 #endif
diff --git a/utils/fake_libc_include/_fake_typedefs.h b/utils/fake_libc_include/_fake_typedefs.h
index dfcc653..9a85d40 100644
--- a/utils/fake_libc_include/_fake_typedefs.h
+++ b/utils/fake_libc_include/_fake_typedefs.h
@@ -169,4 +169,52 @@ typedef struct xcb_connection_t xcb_connection_t;
 typedef uint32_t xcb_window_t;
 typedef uint32_t xcb_visualid_t;
 
+/* C11 stdatomic.h types */
+typedef _Atomic(_Bool)              atomic_bool;
+typedef _Atomic(char)               atomic_char;
+typedef _Atomic(signed char)        atomic_schar;
+typedef _Atomic(unsigned char)      atomic_uchar;
+typedef _Atomic(short)              atomic_short;
+typedef _Atomic(unsigned short)     atomic_ushort;
+typedef _Atomic(int)                atomic_int;
+typedef _Atomic(unsigned int)       atomic_uint;
+typedef _Atomic(long)               atomic_long;
+typedef _Atomic(unsigned long)      atomic_ulong;
+typedef _Atomic(long long)          atomic_llong;
+typedef _Atomic(unsigned long long) atomic_ullong;
+typedef _Atomic(uint_least16_t)     atomic_char16_t;
+typedef _Atomic(uint_least32_t)     atomic_char32_t;
+typedef _Atomic(wchar_t)            atomic_wchar_t;
+typedef _Atomic(int_least8_t)       atomic_int_least8_t;
+typedef _Atomic(uint_least8_t)      atomic_uint_least8_t;
+typedef _Atomic(int_least16_t)      atomic_int_least16_t;
+typedef _Atomic(uint_least16_t)     atomic_uint_least16_t;
+typedef _Atomic(int_least32_t)      atomic_int_least32_t;
+typedef _Atomic(uint_least32_t)     atomic_uint_least32_t;
+typedef _Atomic(int_least64_t)      atomic_int_least64_t;
+typedef _Atomic(uint_least64_t)     atomic_uint_least64_t;
+typedef _Atomic(int_fast8_t)        atomic_int_fast8_t;
+typedef _Atomic(uint_fast8_t)       atomic_uint_fast8_t;
+typedef _Atomic(int_fast16_t)       atomic_int_fast16_t;
+typedef _Atomic(uint_fast16_t)      atomic_uint_fast16_t;
+typedef _Atomic(int_fast32_t)       atomic_int_fast32_t;
+typedef _Atomic(uint_fast32_t)      atomic_uint_fast32_t;
+typedef _Atomic(int_fast64_t)       atomic_int_fast64_t;
+typedef _Atomic(uint_fast64_t)      atomic_uint_fast64_t;
+typedef _Atomic(intptr_t)           atomic_intptr_t;
+typedef _Atomic(uintptr_t)          atomic_uintptr_t;
+typedef _Atomic(size_t)             atomic_size_t;
+typedef _Atomic(ptrdiff_t)          atomic_ptrdiff_t;
+typedef _Atomic(intmax_t)           atomic_intmax_t;
+typedef _Atomic(uintmax_t)          atomic_uintmax_t;
+typedef struct atomic_flag { atomic_bool _Value; } atomic_flag;
+typedef enum memory_order {
+  memory_order_relaxed,
+  memory_order_consume,
+  memory_order_acquire,
+  memory_order_release,
+  memory_order_acq_rel,
+  memory_order_seq_cst
+} memory_order;
+
 #endif
diff --git a/utils/fake_libc_include/stdatomic.h b/utils/fake_libc_include/stdatomic.h
new file mode 100644
index 0000000..f952c1d
--- /dev/null
+++ b/utils/fake_libc_include/stdatomic.h
@@ -0,0 +1,2 @@
+#include "_fake_defines.h"
+#include "_fake_typedefs.h"