re PR c/23439 ("f(){for" crashes the C frontend)

	PR c/23439
	* c-parser.c (c_parser_for_statement): Use location of RID_FOR
	to initialize loc.

	* gcc.dg/for-1.c: New test.

From-SVN: r105422

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 28fae441b653ff8256ff1154ee4464245267fc30..dd60a6eeaeb4432e4f25ad99387e329a9d1723d6 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2005-10-14  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
+
+       PR c/23439
+       * c-parser.c (c_parser_for_statement): Use location of RID_FOR
+       to initialize loc.
+
 2005-10-14  Per Bothner  <per@bothner.com>
 
        PR preprocessor/21250

diff --git a/gcc/c-parser.c b/gcc/c-parser.c
index ce035694fd2dc3e1f14bd1cba844d648273e55d8..518a92ce9f58521f9ffc44564a53af14f2ca2357 100644 (file)
--- a/gcc/c-parser.c
+++ b/gcc/c-parser.c
@@ -3776,8 +3776,9 @@ static void
 c_parser_for_statement (c_parser *parser)
 {
   tree block, cond, incr, save_break, save_cont, body;
-  location_t loc = UNKNOWN_LOCATION;
+  location_t loc;
   gcc_assert (c_parser_next_token_is_keyword (parser, RID_FOR));
+  loc = c_parser_peek_token (parser)->location;
   c_parser_consume_token (parser);
   block = c_begin_compound_stmt (flag_isoc99);
   if (c_parser_require (parser, CPP_OPEN_PAREN, "expected %<(%>"))

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 877bca8b75403985369bc0642db3dea4701030fa..04465c5c90221d65a656a40318dbec9f7200fd01 100644 (file)
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2005-10-14  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
+
+       PR c/23439
+       * gcc.dg/for-1.c: New test.
+
 2005-10-14  Mark Mitchell  <mark@codesourcery.com>
 
        PR c++/19565

diff --git a/gcc/testsuite/gcc.dg/for-1.c b/gcc/testsuite/gcc.dg/for-1.c
new file mode 100644 (file)
index 0000000..3df9439
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/for-1.c
@@ -0,0 +1,7 @@
+/* PR c/23439 */
+/* Origin: Serge Belyshev <belyshev@depni.sinp.msu.ru> */
+/* { dg-do compile } */
+/* { dg-options "" } */
+
+# 0 "for-1.c"
+void foo() { for  /* { dg-error "at end of input" "" { target *-*-* } 0 } */