gdb

* c-exp.y (yylex): Handle '[' and ']' like '(' and ')'.
gdb/testsuite
	* gdb.base/printcmds.exp (test_printf): Test comma operator in [].

gdb/ChangeLog

@@ -1,3 +1,7 @@
+2009-04-27  Tom Tromey  <tromey@redhat.com>
+
+	* c-exp.y (yylex): Handle '[' and ']' like '(' and ')'.
+
 2009-04-27  Jerome Guitton  <guitton@adacore.com>
 
 	* symtab.c (append_exact_match_to_sals): New function, extracted

gdb/c-exp.y

@@ -1885,11 +1885,13 @@ yylex ()
       lexptr++;
       goto retry;
 
+    case '[':
     case '(':
       paren_depth++;
       lexptr++;
       return c;
 
+    case ']':
     case ')':
       if (paren_depth == 0)
 	return 0;
@@ -1991,8 +1993,6 @@ yylex ()
     case '@':
     case '<':
     case '>':
-    case '[':
-    case ']':
     case '?':
     case ':':
     case '=':

gdb/testsuite/ChangeLog

@@ -1,3 +1,7 @@
+2009-04-27  Tom Tromey  <tromey@redhat.com>
+
+	* gdb.base/printcmds.exp (test_printf): Test comma operator in [].
+
 2009-04-27  Doug Evans  <dje@google.com>
 
 	* gdb.threads/watchthreads.c (main): Initialize args before starting

gdb/testsuite/gdb.base/printcmds.exp

@@ -666,6 +666,9 @@ proc test_printf {} {
     gdb_test "printf \"x=%d,y=%f,z=%d\\n\", 5, 6.0, 7" "x=5,y=6\.0+,z=7"
     gdb_test "printf \"%x %f, %c %x, %x, %f\\n\", 0xbad, -99.541, 'z',\
 0xfeedface, 0xdeadbeef, 5.0" "bad -99.54\[0-9\]+, z feedface, deadbeef, 5.0+"
+
+    # Regression test for C lexer bug.
+    gdb_test "printf \"%c\\n\", \"x\"\[1,0\]" "x"
 }
 
 #Test printing DFP values with printf