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| author | Marek Polacek <polacek@redhat.com> | 2020-03-04 19:02:22 -0500 |
|---|---|---|
| committer | Marek Polacek <polacek@redhat.com> | 2020-03-04 19:02:22 -0500 |
| commit | d8b65123ea2e7f169c3e3972d3942d73f9b3333c (patch) | |
| tree | bbd938b873e7ae52e1d97f718060fdd099ce2899 | |
| parent | b38d6242be6aeaf83cdf1f990ff3297a697e4488 (diff) | |
| download | gcc-d8b65123ea2e7f169c3e3972d3942d73f9b3333c.zip gcc-d8b65123ea2e7f169c3e3972d3942d73f9b3333c.tar.gz gcc-d8b65123ea2e7f169c3e3972d3942d73f9b3333c.tar.bz2 | |
sanopt: Avoid crash on anonymous parameter [PR93436]
PR sanitizer/93436
* sanopt.c (sanitize_rewrite_addressable_params): Avoid crash on
null DECL_NAME.
| -rw-r--r-- | gcc/ChangeLog | 9 | ||||
| -rw-r--r-- | gcc/sanopt.c | 9 |
2 files changed, 15 insertions, 3 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 640d641..e73e1d0 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,12 @@ +2020-03-04 Marek Polacek <polacek@redhat.com> + + Backport from mainline + 2020-01-26 Marek Polacek <polacek@redhat.com> + + PR sanitizer/93436 + * sanopt.c (sanitize_rewrite_addressable_params): Avoid crash on + null DECL_NAME. + 2020-03-03 Jakub Jelinek <jakub@redhat.com> PR rtl-optimization/94002 diff --git a/gcc/sanopt.c b/gcc/sanopt.c index 5cb98e1..159d720 100644 --- a/gcc/sanopt.c +++ b/gcc/sanopt.c @@ -1170,9 +1170,12 @@ sanitize_rewrite_addressable_params (function *fun) continue; if (dump_file) - fprintf (dump_file, - "Rewriting parameter whose address is taken: %s\n", - IDENTIFIER_POINTER (DECL_NAME (arg))); + { + fprintf (dump_file, + "Rewriting parameter whose address is taken: "); + print_generic_expr (dump_file, arg, dump_flags); + fputc ('\n', dump_file); + } SET_DECL_PT_UID (var, DECL_PT_UID (arg)); |