re PR c/37171 (Canonical spelling optimization dependency)

	PR c/37171
	* c-parser.c (c_parser_attributes): For keywords use canonical
	spelling for attr_name.

	* gcc.dg/pr37171.c: New test.
	* g++.dg/ext/attrib34.C: New test.

From-SVN: r139317

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index a57217c..446bf4f 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2008-08-20  Jakub Jelinek  <jakub@redhat.com>
+
+       PR c/37171
+       * c-parser.c (c_parser_attributes): For keywords use canonical
+       spelling for attr_name.
+
 2008-08-20  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
 
        * value-prof.c (check_counter): Revert wrong call to error.

diff --git a/gcc/c-parser.c b/gcc/c-parser.c
index ccec660..e2b1303 100644 (file)
--- a/gcc/c-parser.c
+++ b/gcc/c-parser.c
@@ -2828,8 +2828,13 @@ c_parser_attributes (c_parser *parser)
                }
              if (!ok)
                break;
+             /* Accept __attribute__((__const)) as __attribute__((const))
+                etc.  */
+             attr_name
+               = ridpointers[(int) c_parser_peek_token (parser)->keyword];
            }
-         attr_name = c_parser_peek_token (parser)->value;
+         else
+           attr_name = c_parser_peek_token (parser)->value;
          c_parser_consume_token (parser);
          if (c_parser_next_token_is_not (parser, CPP_OPEN_PAREN))
            {

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 6144a4c..bda7ff1 100644 (file)
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2008-08-20  Jakub Jelinek  <jakub@redhat.com>
+
+       PR c/37171
+       * gcc.dg/pr37171.c: New test.
+
 2008-08-20  Arnaud Charlet  <charlet@adacore.com>
 
        * gnat.dg/div_no_warning.adb: New test.

diff --git a/gcc/testsuite/gcc.dg/pr37171.c b/gcc/testsuite/gcc.dg/pr37171.c
new file mode 100644 (file)
index 0000000..9be44df
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/pr37171.c
@@ -0,0 +1,19 @@
+/* PR c/37171 */
+/* { dg-do compile } */
+/* { dg-options "-O2 -fdump-tree-optimized" } */
+
+unsigned int f1 (void) __attribute__((const));
+unsigned int f2 (void) __attribute__((__const));
+unsigned int f3 (void) __attribute__((__const__));
+
+unsigned int f4 (void)
+{
+  return f1 () + f1 () + f1 () + f1 ()
+        + f2 () + f2 () + f2 () + f2 ()
+        + f3 () + f3 () + f3 () + f3 ();
+}
+
+/* { dg-final { scan-tree-dump-times "= f1 \\(\\)" 1 "optimized" } } */
+/* { dg-final { scan-tree-dump-times "= f2 \\(\\)" 1 "optimized" } } */
+/* { dg-final { scan-tree-dump-times "= f3 \\(\\)" 1 "optimized" } } */
+/* { dg-final { cleanup-tree-dump "optimized" } } */