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(localhost [IPv6:::1]) by gnu-cfl-3.localdomain (Postfix) with ESMTP id 92B2F740298 for ; Fri, 26 Jan 2024 09:28:15 -0800 (PST) From: "H.J. Lu" To: binutils@sourceware.org Subject: [PATCH] ld: Turn on --error-execstack for --warn-execstack --fatal-warnings Date: Fri, 26 Jan 2024 09:28:15 -0800 Message-ID: <20240126172815.3007950-1-hjl.tools@gmail.com> X-Mailer: git-send-email 2.43.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-3024.1 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM,GIT_PATCH_0,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS,TXREP,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: Since --fatal-warnings always turns a warning to an error, turn on --error-execstack for --warn-execstack --fatal-warnings and override --no-error-execstack. PR ld/31299 * lexsup.c (parse_args): Override --no-error-execstack and turn on --error-execstack for --warn-execstack --fatal-warnings. * testsuite/ld-elf/elf.exp: Run PR ld/31299 test. * testsuite/ld-elf/pr31299.error: New file. --- ld/lexsup.c | 5 +++++ ld/testsuite/ld-elf/elf.exp | 8 ++++++++ ld/testsuite/ld-elf/pr31299.error | 2 ++ 3 files changed, 15 insertions(+) create mode 100644 ld/testsuite/ld-elf/pr31299.error diff --git a/ld/lexsup.c b/ld/lexsup.c index 099dff8ecde..e81059d53ba 100644 --- a/ld/lexsup.c +++ b/ld/lexsup.c @@ -1947,6 +1947,11 @@ parse_args (unsigned argc, char **argv) && command_line.check_section_addresses < 0) command_line.check_section_addresses = 0; + /* Override --no-error-execstack and turn on --error-execstack for + --warn-execstack --fatal-warnings. */ + if (link_info.warn_execstack && config.fatal_warnings) + link_info.error_execstack = 1; + if (export_list) { struct bfd_elf_version_expr *head = export_list->head.list; diff --git a/ld/testsuite/ld-elf/elf.exp b/ld/testsuite/ld-elf/elf.exp index 685b87588e7..511ca569ffd 100644 --- a/ld/testsuite/ld-elf/elf.exp +++ b/ld/testsuite/ld-elf/elf.exp @@ -318,6 +318,14 @@ if { [istarget *-*-*linux*] {pr29072-b.s} \ {{ld pr29072.b.warn}} \ "pr29072-b.exe"] \ + [list "PR ld/31299 (error about absent .note.GNU-stack)" \ + "-e 0 -z stack-size=0x123400 --warn-execstack \ + --fatal-warnings --no-error-execstack" \ + "" \ + "" \ + {pr29072-b.s} \ + {{ld pr31299.error}} \ + "pr31299.exe"] \ ] } else { run_ld_link_tests [list \ diff --git a/ld/testsuite/ld-elf/pr31299.error b/ld/testsuite/ld-elf/pr31299.error new file mode 100644 index 00000000000..d1a9569a374 --- /dev/null +++ b/ld/testsuite/ld-elf/pr31299.error @@ -0,0 +1,2 @@ +.*: error: .*\.o: is triggering the generation of an executable stack because it does not have a \.note\.GNU-stack section +.*: failed to set dynamic section sizes: file format not recognized -- 2.43.0