diff options
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/gcc.c | 6 |
2 files changed, 10 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 2b5355d0f9f..dc7e8cbc451 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2016-08-15 Martin Liska <mliska@suse.cz> + + PR driver/72765 + * gcc.c (do_spec_1): Call save_string with the right size. + (save_string): Do an assert about string we copy. + 2016-08-15 Richard Biener <rguenther@suse.de> * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop. diff --git a/gcc/gcc.c b/gcc/gcc.c index 7460f6af148..d3e8c88ac68 100644 --- a/gcc/gcc.c +++ b/gcc/gcc.c @@ -5420,8 +5420,9 @@ do_spec_1 (const char *spec, int inswitch, const char *soft_matched_part) if (files_differ) #endif { - temp_filename = save_string (temp_filename, - temp_filename_length + 1); + temp_filename + = save_string (temp_filename, + temp_filename_length - 1); obstack_grow (&obstack, temp_filename, temp_filename_length); arg_going = 1; @@ -8362,6 +8363,7 @@ save_string (const char *s, int len) { char *result = XNEWVEC (char, len + 1); + gcc_checking_assert (strlen (s) >= (unsigned int) len); memcpy (result, s, len); result[len] = 0; return result; |