[Bug middle-end/87162] [6.2.0] Internal compiler error: Error reporting routines re-entered.

[yellowriver2010 at hotmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87162

--- Comment #7 from Wen Yang <yellowriver2010 at hotmail dot com> ---

This patch will make it more robust:

# git diff
diff --git a/gcc/trans-mem.c b/gcc/trans-mem.c
index 1d4eb80..326e1c4 100644
--- a/gcc/trans-mem.c
+++ b/gcc/trans-mem.c
@@ -2099,6 +2099,9 @@ gate_tm_init (void)
   if (!flag_tm)
     return false;

+  if (!cfun->cfg)
+    return false;
+
   calculate_dominance_info (CDI_DOMINATORS);
   bitmap_obstack_initialize (&tm_obstack);