char literal

2 files changed, 32 insertions, 0 deletions

diff --git a/main.c b/main.c
index 873ebe6..39e6f31 100644
--- a/main.c
+++ b/main.c
@@ -215,6 +215,21 @@ struct Token* tokenize(char* src, int len) {
                 tok->kind = TK_GT;
                 tok = tok + 1;
             }
+        } else if (c == '\'') {
+            pos = pos + 1;
+            int ch = src[pos];
+            if (ch == '\\') {
+                pos = pos + 1;
+                ch = src[pos];
+                if (ch == 'n') {
+                    ch = '\n';
+                }
+            }
+            pos = pos + 2;
+            tok->kind = TK_L_INT;
+            tok->value = calloc(4, sizeof(char));
+            sprintf(tok->value, "%d", ch);
+            tok = tok + 1;
         } else if (c == '"') {
             pos = pos + 1;
             int start = pos;
diff --git a/tests/032.sh b/tests/032.sh
new file mode 100644
index 0000000..5e55b2a
--- /dev/null
+++ b/tests/032.sh
@@ -0,0 +1,17 @@
+set -e
+
+cat <<'EOF' > expected
+97 48
+92 39
+10
+EOF
+bash ../../test_diff.sh <<'EOF'
+int printf();
+
+int main() {
+    printf("%d %d\n", 'a', '0');
+    printf("%d %d\n", '\\', '\'');
+    printf("%d\n", '\n');
+    return 0;
+}
+EOF