[Bug middle-end/116179] [15 regression] -fcompare-debug --gno-statement-frontiers failure with -O3 when building mesa-24.1.4

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116179

--- Comment #4 from Sam James <sjames at gcc dot gnu.org> ---
I think the first difference is in x.ii.003l.raw?

```
@@ -78,17464 +78,17479 @@
                          srcp: x.ii:9                  chain: @59
                          size: @28      algn: 64       used: 1
 @44     statement_list   0   : @60      1   : @61      2   : @62
-                         3   : @63
+                         3   : @63      4   : @64      5   : @65
+                         6   : @66      7   : @67
 @45     identifier_node  strg: c        lngt: 1
[...]
```