diff options
| author | Martin Liska <mliska@suse.cz> | 2018-05-10 12:15:42 +0200 |
|---|---|---|
| committer | Martin Liska <marxin@gcc.gnu.org> | 2018-05-10 10:15:42 +0000 |
| commit | 84ec5aea4833897a100ca6a3a257ebab23b44f93 (patch) | |
| tree | 8acd37238d479b3f767c5b85f0c02bfd5203e2ba | |
| parent | 427a7384b9da2cc9977fa1b1bdada06a8f4a2240 (diff) | |
| download | gcc-84ec5aea4833897a100ca6a3a257ebab23b44f93.zip gcc-84ec5aea4833897a100ca6a3a257ebab23b44f93.tar.gz gcc-84ec5aea4833897a100ca6a3a257ebab23b44f93.tar.bz2 | |
Improve boostrap-ubsan config (PR bootstrap/64914).
2018-05-10 Martin Liska <mliska@suse.cz>
PR bootstrap/64914
* bootstrap-ubsan.mk: Define UBSAN_BOOTSTRAP.
2018-05-10 Martin Liska <mliska@suse.cz>
PR bootstrap/64914
* md5.c: Use strict alignment with UBSAN_BOOTSTRAP.
From-SVN: r260112
| -rw-r--r-- | config/ChangeLog | 5 | ||||
| -rw-r--r-- | config/bootstrap-ubsan.mk | 6 | ||||
| -rw-r--r-- | libiberty/ChangeLog | 5 | ||||
| -rw-r--r-- | libiberty/md5.c | 2 |
4 files changed, 14 insertions, 4 deletions
diff --git a/config/ChangeLog b/config/ChangeLog index 3a488a1..ef58a91 100644 --- a/config/ChangeLog +++ b/config/ChangeLog @@ -1,3 +1,8 @@ +2018-05-10 Martin Liska <mliska@suse.cz> + + PR bootstrap/64914 + * bootstrap-ubsan.mk: Define UBSAN_BOOTSTRAP. + 2018-05-09 Joshua Watt <jpewhacker@gmail.com> * ax_pthread.m4: Add file. diff --git a/config/bootstrap-ubsan.mk b/config/bootstrap-ubsan.mk index d2615e8..1d85fe1 100644 --- a/config/bootstrap-ubsan.mk +++ b/config/bootstrap-ubsan.mk @@ -1,8 +1,8 @@ # This option enables -fsanitize=undefined for stage2 and stage3. -STAGE2_CFLAGS += -fsanitize=undefined -STAGE3_CFLAGS += -fsanitize=undefined -POSTSTAGE1_LDFLAGS += -fsanitize=undefined -static-libubsan \ +STAGE2_CFLAGS += -fsanitize=undefined -DUBSAN_BOOTSTRAP +STAGE3_CFLAGS += -fsanitize=undefined -DUBSAN_BOOTSTRAP +POSTSTAGE1_LDFLAGS += -fsanitize=undefined -static-libubsan -DUBSAN_BOOTSTRAP \ -B$$r/prev-$(TARGET_SUBDIR)/libsanitizer/ \ -B$$r/prev-$(TARGET_SUBDIR)/libsanitizer/ubsan/ \ -B$$r/prev-$(TARGET_SUBDIR)/libsanitizer/ubsan/.libs diff --git a/libiberty/ChangeLog b/libiberty/ChangeLog index a116d37..b249226 100644 --- a/libiberty/ChangeLog +++ b/libiberty/ChangeLog @@ -1,3 +1,8 @@ +2018-05-10 Martin Liska <mliska@suse.cz> + + PR bootstrap/64914 + * md5.c: Use strict alignment with UBSAN_BOOTSTRAP. + 2018-04-30 Daniel van Gerpen <daniel@vangerpen.de> * argv.c (expandargv): Fix memory leak for copied argv. diff --git a/libiberty/md5.c b/libiberty/md5.c index f106d22..4dd5186a 100644 --- a/libiberty/md5.c +++ b/libiberty/md5.c @@ -231,7 +231,7 @@ md5_process_bytes (const void *buffer, size_t len, struct md5_ctx *ctx) /* Process available complete blocks. */ if (len > 64) { -#if !_STRING_ARCH_unaligned +#if !_STRING_ARCH_unaligned || defined UBSAN_BOOTSTRAP /* To check alignment gcc has an appropriate operator. Other compilers don't. */ # if __GNUC__ >= 2 |