Josef Zlomek <zlomekj@suse.cz>

[pf3gnuchains/gcc-fork.git] / gcc / scan-decls.c

diff --git a/gcc/scan-decls.c b/gcc/scan-decls.c
index 14f64e8..ebd69cb 100644 (file)
--- a/gcc/scan-decls.c
+++ b/gcc/scan-decls.c
@@ -34,7 +34,9 @@ int brace_nesting = 0;
    indicate the (brace nesting levels of) left braces that were
    prefixed by extern "C".  */
 int extern_C_braces_length = 0;
-char extern_C_braces[20];
+/* 20 is not enough anymore on Solaris 9.  */
+#define MAX_EXTERN_C_BRACES  200
+char extern_C_braces[MAX_EXTERN_C_BRACES];
 #define in_extern_C_brace (extern_C_braces_length>0)
 
 /* True if the function declaration currently being scanned is
@@ -220,6 +222,12 @@ scan_decls (cpp_reader *pfile, int argc ATTRIBUTE_UNUSED,
                      brace_nesting++;
                      extern_C_braces[extern_C_braces_length++]
                        = brace_nesting;
+                     if (extern_C_braces_length >= MAX_EXTERN_C_BRACES)
+                       {
+                         fprintf (stderr,
+                                  "Internal error: out-of-bounds index\n");
+                         exit (FATAL_EXIT_CODE);
+                       }
                      goto new_statement;
                    }
                }