[Bug middle-end/116290] [12/13/14/15 regression] -fcompare-debug -gno-statement-frontiers -O2 failure with evolution-data-server-3.52.4

[sjames at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116290

--- Comment #1 from Sam James <sjames at gcc dot gnu.org> ---
```
@@ -37036,13 +37036,20 @@
         (int_list:REG_BR_PROB 118111604 (nil)))
  -> 1416)
 (note # 0 0 [bb 12] NOTE_INSN_BASIC_BLOCK)
-(insn:TI # 0 0 12 (set (reg/v/f:DI 4 si [orig:140 label ] [140])
-        (reg/f:DI 2 cx [orig:206 part ] [206]))
"/var/tmp/portage/gnome-extra/evolution-data-server-3.52.4/work/evolution-data-server-3.52.4/src/camel/camel-message-info.c":221:9#
{*mov
di_internal}
+(insn:TI # 0 0 12 (set (reg/v/f:DI 4 si [orig:142 label ] [142])
+        (reg/f:DI 2 cx [orig:209 part ] [209]))
"/var/tmp/portage/gnome-extra/evolution-data-server-3.52.4/work/evolution-data-server-3.52.4/src/camel/camel-message-info.c":221:9#
{*mov
di_internal}
      (nil))
-(insn # 0 0 12 (set (reg:DI 3 bx [orig:130 D.xxxx ] [130])
+(insn # 0 0 12 (set (reg:DI 3 bx [orig:132 D.xxxx ] [132])
         (const_int 1 [0x1]))
"/var/tmp/portage/gnome-extra/evolution-data-server-3.52.4/work/evolution-data-server-3.52.4/src/camel/camel-message-info.c":222:16
discrim 1# {*movdi_inter
nal}
      (expr_list:REG_EQUAL (const_int 1 [0x1])
         (nil)))
+(insn # 0 0 12 (parallel [
+            (set (reg:DI 42 r14 [orig:129 _32 ] [129])
+                (const_int 0 [0]))
+            (clobber (reg:CC 17 flags))
+        ])
"/var/tmp/portage/gnome-extra/evolution-data-server-3.52.4/work/evolution-data-server-3.52.4/src/camel/camel-message-info.c":222:20
discrim 1# {*movdi_xor}
+     (expr_list:REG_UNUSED (reg:CC 17 flags)
+        (nil)))
```