Update skeleton

tests/fuzz.py

@@ -43,23 +43,9 @@ REPLACE_DICT = {
     "typedef __builtin_va_list __gnuc_va_list;": "",
     "typedef __gnuc_va_list va_list;": "",
     
-    # To check fuzzer before make kecc support struct type
-    # "struct[^}]*};": "",
-    # "  struct[^{]*[^}]*}[^;]*;": "",
-    # "typedef struct _IO_FILE __FILE;": "",
-    # "struct _IO_FILE;": "",
-    # "typedef struct _IO_FILE FILE;": "typedef int FILE;",
-    # "typedef struct _IO_FILE": "typedef int",
-    # "typedef struct __locale_struct": "typedef int",
-    # "typedef __locale_t locale_t;": "typedef int locale_t;",
-    # "struct _IO_FILE_plus;": "",
-    # "typedef _G_fpos_t": "typedef int",
-    # "typedef struct[^\n]*\n{[^}]*}[^;]*;": "",
-    # "typedef struct[^{]{[^}]*}": "typedef int",
-    # "struct _IO_FILE": "int",
-    # "FILE *": "void *",
-    # "typedef __fpos_t fpos_t;": "",
-    # "fpos_t *": "void *",
+    # todo: need to consider the case below in the future:
+    # avoid compile-time constant expressed as complex expression such as `1 + 1`
+    "char _unused2[^;]*;": "char _unused2[10];", 
 }
 CSMITH_DIR = "csmith-2.3.0"
 

tests/reduce-criteria-template.sh

@@ -28,6 +28,7 @@ if
   grep 'pointer-bool-conversion' out.txt ||\
   grep 'non-void function does not return a value' out.txt ||\
   grep 'too many arguments in call' out.txt ||\
+  grep 'declaration does not declare anything' out.txt ||\
   ! gcc -Wall -Wextra -O2 test_reduced.c > outa.txt 2>&1 ||\
   grep 'uninitialized' outa.txt ||\
   grep 'without a cast' outa.txt ||\

tests/test_examples.rs

@@ -34,7 +34,6 @@ where
 #[test]
 fn test_examples_write_c() {
     test_dir(Path::new("examples/"), &OsStr::new("c"), test_write_c);
-    test_dir(Path::new("examples/hw1"), &OsStr::new("c"), test_write_c);
 }
 
 #[test]
@@ -75,3 +74,12 @@ fn test_examples_simplify_cfg() {
         &mut FunctionPass::<SimplifyCfgEmpty>::default(),
     );
 }
+
+#[test]
+fn test_examples_mem2reg() {
+    test_opt(
+        &Path::new("examples/mem2reg/mem2reg.input.ir"),
+        &Path::new("examples/mem2reg/mem2reg.output.ir"),
+        &mut Mem2reg::default(),
+    );
+}