diff options
Diffstat (limited to 'system/gcc/401-libsanitizer-linux.patch')
| -rw-r--r-- | system/gcc/401-libsanitizer-linux.patch | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/system/gcc/401-libsanitizer-linux.patch b/system/gcc/401-libsanitizer-linux.patch new file mode 100644 index 000000000..8a662a268 --- /dev/null +++ b/system/gcc/401-libsanitizer-linux.patch @@ -0,0 +1,100 @@ +--- gcc-8.3.0/libsanitizer/sanitizer_common/sanitizer_linux.cc.old 2017-10-19 11:23:59.000000000 +0000 ++++ gcc-8.3.0/libsanitizer/sanitizer_common/sanitizer_linux.cc 2019-06-27 05:39:48.258332316 +0000 +@@ -752,7 +752,9 @@ + } + + #if SANITIZER_LINUX ++#ifndef SA_RESTORER + #define SA_RESTORER 0x04000000 ++#endif + // Doesn't set sa_restorer if the caller did not set it, so use with caution + //(see below). + int internal_sigaction_norestorer(int signum, const void *act, void *oldact) { +@@ -1687,65 +1689,59 @@ + } + + static void GetPcSpBp(void *context, uptr *pc, uptr *sp, uptr *bp) { +-#if defined(__arm__) + ucontext_t *ucontext = (ucontext_t*)context; ++#if defined(__arm__) + *pc = ucontext->uc_mcontext.arm_pc; + *bp = ucontext->uc_mcontext.arm_fp; + *sp = ucontext->uc_mcontext.arm_sp; + #elif defined(__aarch64__) +- ucontext_t *ucontext = (ucontext_t*)context; + *pc = ucontext->uc_mcontext.pc; + *bp = ucontext->uc_mcontext.regs[29]; + *sp = ucontext->uc_mcontext.sp; + #elif defined(__hppa__) +- ucontext_t *ucontext = (ucontext_t*)context; + *pc = ucontext->uc_mcontext.sc_iaoq[0]; + /* GCC uses %r3 whenever a frame pointer is needed. */ + *bp = ucontext->uc_mcontext.sc_gr[3]; + *sp = ucontext->uc_mcontext.sc_gr[30]; + #elif defined(__x86_64__) + # if SANITIZER_FREEBSD +- ucontext_t *ucontext = (ucontext_t*)context; + *pc = ucontext->uc_mcontext.mc_rip; + *bp = ucontext->uc_mcontext.mc_rbp; + *sp = ucontext->uc_mcontext.mc_rsp; + #elif SANITIZER_NETBSD +- ucontext_t *ucontext = (ucontext_t *)context; + *pc = ucontext->uc_mcontext.__gregs[_REG_RIP]; + *bp = ucontext->uc_mcontext.__gregs[_REG_RBP]; + *sp = ucontext->uc_mcontext.__gregs[_REG_RSP]; + # else +- ucontext_t *ucontext = (ucontext_t*)context; + *pc = ucontext->uc_mcontext.gregs[REG_RIP]; + *bp = ucontext->uc_mcontext.gregs[REG_RBP]; + *sp = ucontext->uc_mcontext.gregs[REG_RSP]; + # endif + #elif defined(__i386__) + # if SANITIZER_FREEBSD +- ucontext_t *ucontext = (ucontext_t*)context; + *pc = ucontext->uc_mcontext.mc_eip; + *bp = ucontext->uc_mcontext.mc_ebp; + *sp = ucontext->uc_mcontext.mc_esp; + #elif SANITIZER_NETBSD +- ucontext_t *ucontext = (ucontext_t *)context; + *pc = ucontext->uc_mcontext.__gregs[_REG_EIP]; + *bp = ucontext->uc_mcontext.__gregs[_REG_EBP]; + *sp = ucontext->uc_mcontext.__gregs[_REG_ESP]; + # else +- ucontext_t *ucontext = (ucontext_t*)context; + *pc = ucontext->uc_mcontext.gregs[REG_EIP]; + *bp = ucontext->uc_mcontext.gregs[REG_EBP]; + *sp = ucontext->uc_mcontext.gregs[REG_ESP]; + # endif +-#elif defined(__powerpc__) || defined(__powerpc64__) +- ucontext_t *ucontext = (ucontext_t*)context; +- *pc = ucontext->uc_mcontext.regs->nip; +- *sp = ucontext->uc_mcontext.regs->gpr[PT_R1]; ++#elif defined(__powerpc64__) ++ *pc = ucontext->uc_mcontext.gp_regs[32]; ++ *sp = ucontext->uc_mcontext.gp_regs[1]; ++ *bp = ucontext->uc_mcontext.gp_regs[31]; ++#elif defined(__powerpc__) ++ *pc = ucontext->uc_mcontext.gregs[32]; ++ *sp = ucontext->uc_mcontext.gregs[1]; + // The powerpc{,64}-linux ABIs do not specify r31 as the frame + // pointer, but GCC always uses r31 when we need a frame pointer. +- *bp = ucontext->uc_mcontext.regs->gpr[PT_R31]; ++ *bp = ucontext->uc_mcontext.gregs[31]; + #elif defined(__sparc__) +- ucontext_t *ucontext = (ucontext_t*)context; + uptr *stk_ptr; + # if defined (__arch64__) + *pc = ucontext->uc_mcontext.mc_gregs[MC_PC]; +@@ -1759,12 +1755,10 @@ + *bp = stk_ptr[15]; + # endif + #elif defined(__mips__) +- ucontext_t *ucontext = (ucontext_t*)context; + *pc = ucontext->uc_mcontext.pc; + *bp = ucontext->uc_mcontext.gregs[30]; + *sp = ucontext->uc_mcontext.gregs[29]; + #elif defined(__s390__) +- ucontext_t *ucontext = (ucontext_t*)context; + # if defined(__s390x__) + *pc = ucontext->uc_mcontext.psw.addr; + # else |