fix line-directive parser

It was happily eating tokens from the following lines as long as they
were numbers and strings.

diff --git a/preprocessor.c b/preprocessor.c
index 20b4165..728775e 100644 (file)
--- a/preprocessor.c
+++ b/preprocessor.c
@@ -2046,6 +2046,8 @@ static void parse_line_directive(void)
                        }
                }
                next_input_token();
+               if (info.at_line_begin)
+                       return;
        }
        if (pp_token.kind == T_STRING_LITERAL
            && pp_token.literal.string.encoding == STRING_ENCODING_CHAR) {
@@ -2054,7 +2056,7 @@ static void parse_line_directive(void)
                next_input_token();
 
                /* attempt to parse numeric flags as outputted by gcc preprocessor */
-               while (pp_token.kind == T_NUMBER) {
+               while (!info.at_line_begin && pp_token.kind == T_NUMBER) {
                        /* flags:
                         * 1 - indicates start of a new file
                         * 2 - indicates return from a file