tags 28308 + patch
quit
On Tue, Oct 24, 2017 at 2:43 PM, Noam Postavsky
<npostavs@users.sourceforge.net> wrote:
It seems that the memory pointer to by float_block->floats becomes
invalid following the dumping process.
The following patch which makes FreeBSD use the hybrid malloc scheme fixes it:
diff --git a/configure.ac b/configure.ac
index d294412dc4..2e690987a6 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2206,7 +2206,7 @@ AC_DEFUN
case "$opsys" in
## darwin ld insists on the use of malloc routines in the System framework.
darwin | mingw32 | nacl | sol2-10) ;;
- cygwin) hybrid_malloc=yes
+ freebsd | cygwin) hybrid_malloc=yes
system_malloc= ;;
*) test "$ac_cv_func_sbrk" = yes &&
system_malloc=$emacs_cv_sanitize_address;;
esac
diff --git a/src/gmalloc.c b/src/gmalloc.c
index baaff58050..8fd05fe845 100644
--- a/src/gmalloc.c
+++ b/src/gmalloc.c
@@ -1509,9 +1509,13 @@ gdefault_morecore (ptrdiff_t increment)
return bss_sbrk (increment);
}
#endif
+#ifdef HAVE_SBRK
result = (void *) __sbrk (increment);
if (result == (void *) -1)
return NULL;
+#else
+ result = NULL;
+#endif
return result;
}