Merge remote-tracking branch 'upstream/master' into typed-array-work

Makefile

@@ -244,5 +244,4 @@ uninstall:
 	-rm -rf $(INCLUDEDIR)
 
 .PHONY: clean install repl debug valgrind test amalg \
-	valtest emscripten dist uninstall docs grammar format \
+	valtest emscripten dist uninstall docs grammar format
-	$(TEST_PROGRAM_PHONIES) $(TEST_PROGRAM_VALPHONIES)

src/core/parse.c

@@ -32,6 +32,7 @@ static int is_whitespace(uint8_t c) {
            || c == '\n'
            || c == '\r'
            || c == '\0'
+           || c == '\v'
            || c == '\f';
 }
 
@@ -207,6 +208,8 @@ static int checkescape(uint8_t c) {
             return '\0';
         case 'f':
             return '\f';
+        case 'v':
+            return '\v';
         case 'e':
             return 27;
         case '"':

src/core/peg.c

@@ -989,15 +989,24 @@ static JanetAbstractType peg_type = {
     NULL
 };
 
+/* Used to ensure that if we place several arrays in one memory chunk, each
+ * array will be correctly aligned */
+static size_t size_padded(size_t offset, size_t size) {
+    size_t x = size + offset - 1;
+    return x - (x % size);
+}
+
 /* Convert Builder to Peg (Janet Abstract Value) */
 static Peg *make_peg(Builder *b) {
+    size_t bytecode_start = size_padded(sizeof(Peg), sizeof(uint32_t));
     size_t bytecode_size = janet_v_count(b->bytecode) * sizeof(uint32_t);
+    size_t constants_start = size_padded(bytecode_start + bytecode_size, sizeof(Janet));
     size_t constants_size = janet_v_count(b->constants) * sizeof(Janet);
-    size_t total_size = bytecode_size + constants_size + sizeof(Peg);
+    size_t total_size = constants_start + constants_size;
     char *mem = janet_abstract(&peg_type, total_size);
     Peg *peg = (Peg *)mem;
-    peg->bytecode = (uint32_t *)(mem + sizeof(Peg));
+    peg->bytecode = (uint32_t *)(mem + bytecode_start);
-    peg->constants = (Janet *)(mem + sizeof(Peg) + bytecode_size);
+    peg->constants = (Janet *)(mem + constants_start);
     peg->num_constants = janet_v_count(b->constants);
     memcpy(peg->bytecode, b->bytecode, bytecode_size);
     memcpy(peg->constants, b->constants, constants_size);

src/core/pp.c

@@ -136,6 +136,15 @@ static void janet_escape_string_impl(JanetBuffer *buffer, const uint8_t *str, in
             case '\0':
                 janet_buffer_push_bytes(buffer, (const uint8_t *)"\\0", 2);
                 break;
+            case '\f':
+                janet_buffer_push_bytes(buffer, (const uint8_t *)"\\f", 2);
+                break;
+            case '\v':
+                janet_buffer_push_bytes(buffer, (const uint8_t *)"\\v", 2);
+                break;
+            case 27:
+                janet_buffer_push_bytes(buffer, (const uint8_t *)"\\e", 2);
+                break;
             case '\\':
                 janet_buffer_push_bytes(buffer, (const uint8_t *)"\\\\", 2);
                 break;

src/include/janet.h

@@ -717,7 +717,7 @@ struct JanetAbstractHead {
     JanetGCObject gc;
     const JanetAbstractType *type;
     size_t size;
-    char data[];
+    long long data[]; /* Use long long to ensure most general alignment */
 };
 
 /* Some function definition flags */

tools/highlight.janet

@@ -37,12 +37,12 @@
     (def should-color (or (specials sym) (core-env sym)))
     (paint (if should-color :coresym :symbol) text))
 
-  ~{:ws (set " \t\r\f\n\0")
+  ~{:ws (set " \t\r\f\n\v\0")
     :readermac (set "';~,")
     :symchars (+ (range "09" "AZ" "az" "\x80\xFF") (set "!$%&*+-./:<?=>@^_|"))
     :token (some :symchars)
     :hex (range "09" "af" "AF")
-    :escape (* "\\" (+ (set "ntrzf0\"\\e") 
+    :escape (* "\\" (+ (set "ntrvzf0\"\\e")
                        (* "x" :hex :hex)
                        (error (constant "bad hex escape"))))