https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81893
Bug ID: 81893
Summary: [8 regression] compilation error in libgo starting
with r251127
Product: gcc
Version: 8.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: go
Assignee: ian at airs dot com
Reporter: seurer at gcc dot gnu.org
CC: cmang at google dot com
Target Milestone: ---
I only saw this on powerpc64 big endian.
/home/seurer/gcc/gcc-trunk/libgo/runtime/go-signal.c: In function 'dumpregs':
/home/seurer/gcc/gcc-trunk/libgo/runtime/go-signal.c:349:19: error:
initialization of 'mcontext_t * {aka struct <anonymous> *}' from incompatible
pointer type 'union uc_regs_ptr *' [-Werror=incompatible-pointer-types]
mcontext_t *m = &((ucontext_t*)(context))->uc_mcontext;
^
/home/seurer/gcc/gcc-trunk/libgo/runtime/go-signal.c:353:37: error: 'mcontext_t
{aka struct <anonymous>}' has no member named 'regs'; did you mean 'gregs'?
runtime_printf("r%d %X\n", i, m->regs->gpr[i]);
^~~~
gregs
/home/seurer/gcc/gcc-trunk/libgo/runtime/go-signal.c:354:33: error: 'mcontext_t
{aka struct <anonymous>}' has no member named 'regs'; did you mean 'gregs'?
runtime_printf("pc %X\n", m->regs->nip);
^~~~
gregs
/home/seurer/gcc/gcc-trunk/libgo/runtime/go-signal.c:355:33: error: 'mcontext_t
{aka struct <anonymous>}' has no member named 'regs'; did you mean 'gregs'?
runtime_printf("msr %X\n", m->regs->msr);
^~~~
gregs
/home/seurer/gcc/gcc-trunk/libgo/runtime/go-signal.c:356:33: error: 'mcontext_t
{aka struct <anonymous>}' has no member named 'regs'; did you mean 'gregs'?
runtime_printf("cr %X\n", m->regs->ccr);
^~~~
gregs
/home/seurer/gcc/gcc-trunk/libgo/runtime/go-signal.c:357:33: error: 'mcontext_t
{aka struct <anonymous>}' has no member named 'regs'; did you mean 'gregs'?
runtime_printf("lr %X\n", m->regs->link);
^~~~
gregs
/home/seurer/gcc/gcc-trunk/libgo/runtime/go-signal.c:358:33: error: 'mcontext_t
{aka struct <anonymous>}' has no member named 'regs'; did you mean 'gregs'?
runtime_printf("ctr %X\n", m->regs->ctr);
^~~~
gregs
/home/seurer/gcc/gcc-trunk/libgo/runtime/go-signal.c:359:33: error: 'mcontext_t
{aka struct <anonymous>}' has no member named 'regs'; did you mean 'gregs'?
runtime_printf("xer %X\n", m->regs->xer);
^~~~
gregs
