Looks good, but I guess we also need to copy the file LICENSE.TXT
--kcc
On Wed, Nov 21, 2012 at 10:44 PM, Jack Howarth <howa...@bromo.med.uc.edu> wrote:
> The attached patch imports the missing mach_override/mach_override.h and
> mach_override/mach_override.c files from llvm.org's compiler-rt at
>
> r168032 | glider | 2012-11-15 03:32:16 -0500 (Thu, 15 Nov 2012) | 3 lines
>
> [ASan] Add the "lea $imm(%rip),%rax" instruction to mach_override.c
> The need for this has been reported by Jack Howarth
> (howa...@bromo.med.uc.edu) who's porting ASan-Darwin to GCC
>
> The patch adds darwin to the supported target list in configure.tgt and
> defines USING_MACH_OVERRIDE for darwin in configure.ac. The definition of
> USING_MACH_OVERRIDE is used in Makefile.am as the test for appending
> mach_override/mach_override.c to libinterception_la_SOURCES.
> LINK_COMMAND_SPEC_A
> in gcc/config/darwin.h is modified to add an entry to handle fsanitize=address
> so that the required linkages are used for libasan. The static linkage of
> libasan.a
> in LINK_COMMAND_SPEC_A is handle separately for -static-libstdc++ (which
> requires
> libstdc++.a) and the -static, -static-gcc and -static-gfortran cases. Tested
> on
> x86_64-apple-darwin12 for both -m32 and -m64 with the both use-after-free.c
> testcase
> and...
>
> make -k check RUNTESTFLAGS="asan.exp --target_board=unix'{-m32,-m64}'"
>
> without regressions.
> Jack
> ps This patch is identical to the prior version (asan_v7.diff) except the
> changes to
> gcc/config/darwin.h are adjusted for the renaming of the -faddress-sanitizer
> option to
> -fsanitize=address.
>
