[Bug debug/116153] -fdebug-compare failure when building bmake

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116153

--- Comment #1 from Sam James <sjames at gcc dot gnu.org> ---
With 13 (my copies of 14+15 have the bad IPA dump commit, not rebuilt yet), I
see the first diff in einline in value numbering:

@@ -1322,10 +1437,10 @@
 Merging blocks 18 and 15
 _Bool CondParser_StringExpr (struct CondParser * par, const char * start,
_Bool doEval, _Bool quoted, struct Buffer * buf, struct FStr * inout_str)
 {
-  struct FStr D.7916;
-  struct FStr D.7915;
+  struct FStr D.7918;
+  struct FStr D.7917;
+  struct FStr D.7913;
   struct FStr D.7912;
-  struct FStr D.7911;