[Bug gcov-profile/97461] [11 Regression] allocate_gcov_kvp() deadlocks in firefox LTO+PGO build (overridden malloc() recursion)

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97461

--- Comment #16 from Martin Liška <marxin at gcc dot gnu.org> ---
(In reply to Sergei Trofimovich from comment #15)
> allocate_gcov_kvp() gets called 89 times. Tried as:

All right, it's quite close to what we have.
So can you please test the following patch:

diff --git a/gcc/gcov-io.h b/gcc/gcov-io.h
index 4e95c7c82ee..a899a02b765 100644
--- a/gcc/gcov-io.h
+++ b/gcc/gcov-io.h
@@ -293,7 +293,7 @@ GCOV_COUNTERS
 #define GCOV_TOPN_MAXIMUM_TRACKED_VALUES 32

 /* Number of pre-allocated gcov_kvp structures.  */
-#define GCOV_PREALLOCATED_KVP 64
+#define GCOV_PREALLOCATED_KVP 128

 /* Convert a counter index to a tag.  */
 #define GCOV_TAG_FOR_COUNTER(COUNT)                            \