diff options
Diffstat (limited to '0003-string-Fix-tester-build-with-fortify-enable-with-gcc.patch')
-rw-r--r-- | 0003-string-Fix-tester-build-with-fortify-enable-with-gcc.patch | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/0003-string-Fix-tester-build-with-fortify-enable-with-gcc.patch b/0003-string-Fix-tester-build-with-fortify-enable-with-gcc.patch new file mode 100644 index 0000000..b467daa --- /dev/null +++ b/0003-string-Fix-tester-build-with-fortify-enable-with-gcc.patch @@ -0,0 +1,50 @@ +From d94461bb86ba176b9390c0015bb612a528e22d95 Mon Sep 17 00:00:00 2001 +From: Mahesh Bodapati <bmahi496@linux.ibm.com> +Date: Fri, 11 Aug 2023 10:38:25 -0500 +Subject: [PATCH 3/4] string: Fix tester build with fortify enable with gcc < + 12 + +When building with fortify enabled, GCC < 12 issues a warning on the +fortify strncat wrapper might overflow the destination buffer (the +failure is tied to -Werror). + +Checked on ppc64 and x86_64. +Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org> + +(cherry picked from commit f1c7ed0859a45929136836341741c7cd70f428cb) +--- + string/tester.c | 11 ++++++++--- + 1 file changed, 8 insertions(+), 3 deletions(-) + +diff --git a/string/tester.c b/string/tester.c +index f7d4bac5a8..824cf315ff 100644 +--- a/string/tester.c ++++ b/string/tester.c +@@ -34,6 +34,14 @@ + DIAG_IGNORE_NEEDS_COMMENT (8, "-Wstringop-truncation"); + #endif + ++/* When building with fortify enabled, GCC < 12 issues a warning on the ++ fortify strncat wrapper might overflow the destination buffer (the ++ failure is tied to -Werror). ++ Triggered by strncat fortify wrapper when it is enabled. */ ++#if __GNUC_PREREQ (11, 0) ++DIAG_IGNORE_NEEDS_COMMENT (11, "-Wstringop-overread"); ++#endif ++ + #include <errno.h> + #include <stdint.h> + #include <stdio.h> +@@ -52,9 +60,6 @@ DIAG_IGNORE_NEEDS_COMMENT (5.0, "-Wmemset-transposed-args"); + DIAG_IGNORE_NEEDS_COMMENT (9, "-Wrestrict"); + DIAG_IGNORE_NEEDS_COMMENT (7, "-Wstringop-overflow="); + #endif +-#if __GNUC_PREREQ (11, 0) +-DIAG_IGNORE_NEEDS_COMMENT (11, "-Wstringop-overread"); +-#endif + + + #define STREQ(a, b) (strcmp((a), (b)) == 0) +-- +2.33.0 + |