Fixing issue 351 (simdjson#352)

lemire · web-flow · commit b1224a77dbef · 2019-11-01T16:05:28.000-04:00
* Fixing issues 351 and 353
diff --git a/jsonchecker/fail75.json b/jsonchecker/fail75.json
@@ -0,0 +1 @@
+f
diff --git a/jsonchecker/pass24.json b/jsonchecker/pass24.json
@@ -0,0 +1 @@
+-7.9431
diff --git a/src/generic/stage2_build_tape.h b/src/generic/stage2_build_tape.h
@@ -107,7 +107,7 @@ unified_machine(const uint8_t *buf, size_t len, ParsedJson &pj) {
       goto fail;
     }
     memcpy(copy, buf, len);
-    copy[len] = ' ';
+    memset(copy + len, ' ', sizeof(uint64_t));
     if (!is_valid_true_atom(reinterpret_cast<const uint8_t *>(copy) + idx)) {
       free(copy);
       goto fail;
@@ -127,7 +127,7 @@ unified_machine(const uint8_t *buf, size_t len, ParsedJson &pj) {
       goto fail;
     }
     memcpy(copy, buf, len);
-    copy[len] = ' ';
+    memset(copy + len, ' ', sizeof(uint64_t));
     if (!is_valid_false_atom(reinterpret_cast<const uint8_t *>(copy) + idx)) {
       free(copy);
       goto fail;
@@ -146,7 +146,7 @@ unified_machine(const uint8_t *buf, size_t len, ParsedJson &pj) {
       goto fail;
     }
     memcpy(copy, buf, len);
-    copy[len] = ' ';
+    memset(copy + len, ' ', sizeof(uint64_t));
     if (!is_valid_null_atom(reinterpret_cast<const uint8_t *>(copy) + idx)) {
       free(copy);
       goto fail;
@@ -178,7 +178,7 @@ unified_machine(const uint8_t *buf, size_t len, ParsedJson &pj) {
       goto fail;
     }
     memcpy(copy, buf, len);
-    copy[len] = ' ';
+    memset(copy + len, ' ', SIMDJSON_PADDING);
     if (!parse_number(reinterpret_cast<const uint8_t *>(copy), pj, idx,
                       false)) {
       free(copy);
@@ -197,7 +197,7 @@ unified_machine(const uint8_t *buf, size_t len, ParsedJson &pj) {
       goto fail;
     }
     memcpy(copy, buf, len);
-    copy[len] = ' ';
+    memset(copy + len, ' ', SIMDJSON_PADDING);
     if (!parse_number(reinterpret_cast<const uint8_t *>(copy), pj, idx, true)) {
       free(copy);
       goto fail;
