From a4fce2a2cea42b49b612872ecf708c441ef9e538 Mon Sep 17 00:00:00 2001
From: Ondrej Ille <34539154+Blebowski@users.noreply.github.com>
Date: Thu, 6 Feb 2025 20:58:17 +0100
Subject: [PATCH] fix missing functional coverage when summing subhierarchies.
 (#1157)

---
 NEWS.md              | 2 ++
 src/cov/cov-report.c | 2 ++
 2 files changed, 4 insertions(+)

diff --git a/NEWS.md b/NEWS.md
index 449169529..7b5f15ef9 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -1,6 +1,8 @@
 ## Unreleased changes
 - Fixed invalid LLVM IR generation which could cause a crash with LLVM
   14 (#1145).
+- Functional coverage is now reported correctly when summing from nested
+  hierarchies
 
 ## Version 1.15.1 - 2025-01-22
 - Fixed a crash when a subprogram is called with too many named arguments
diff --git a/src/cov/cov-report.c b/src/cov/cov-report.c
index 6098c39f6..eee397d1e 100644
--- a/src/cov/cov-report.c
+++ b/src/cov/cov-report.c
@@ -1427,6 +1427,8 @@ static void cover_report_hier_children(cover_rpt_hier_ctx_t *ctx,
          ctx->nested_stats.total_expressions += sub_ctx.nested_stats.total_expressions;
          ctx->nested_stats.hit_states += sub_ctx.nested_stats.hit_states;
          ctx->nested_stats.total_states += sub_ctx.nested_stats.total_states;
+         ctx->nested_stats.hit_functional += sub_ctx.nested_stats.hit_functional;
+         ctx->nested_stats.total_functional += sub_ctx.nested_stats.total_functional;
       }
       else
          cover_report_hier_scope(ctx, it, dir, summf, skipped);