scc

commit ec6ce1e2a23d42e52697de6cb108d81edd1c0c0e
parent 4ed4dac59ff781ba4bd54db585c2384595e175dc
Author: Roberto E. Vargas Caballero <k0ga@shike2.com>
Date:   Tue,  8 Oct 2024 15:05:02 +0200

Revert "cc1: Fix lexer for strings"

This reverts commit eb8960812d92714eb568df36e09d8c76af5cd46c.

Diffstat:
M
src/cmd/cc/cc1/lex.c
 | 
9
++++++---

1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/src/cmd/cc/cc1/lex.c b/src/cmd/cc/cc1/lex.c
@@ -649,13 +649,14 @@ static int
 string(void)
 {
 	char *bp = yytext;
-	int c;
+	int c, esc;
 
 	*bp++ = '"';
+	esc = 0;
 	for (++input->p; ; ++input->p) {
 		c = *input->p;
 
-		if (c == '"')
+		if (c == '"' && !esc)
 			break;
 
 		if (c == '\0') {
@@ -663,7 +664,9 @@ string(void)
 			break;
 		}
 
-		if (c == '\\' && !disescape)
+		esc = (c == '\\' && !esc && disescape);
+
+		if (c == '\\' && !esc)
 			c = escape();
 
 		if (bp == &yytext[STRINGSIZ+1]) {