[gcc r17-432] gcov: Read the right arc flag in json output

[Jorgen Kvalsvik via Gcc-cvs]

https://gcc.gnu.org/g:f48688e0fc3c36f38756277763ee8429c657fbc3

commit r17-432-gf48688e0fc3c36f38756277763ee8429c657fbc3
Author: Jørgen Kvalsvik <j...@lambda.is>
Date:   Sun May 10 13:26:59 2026 +0200

    gcov: Read the right arc flag in json output
    
    It is quite dishonest to check the false_value and output "true", and we
    should strive to be honest.
    
    gcc/ChangeLog:
    
            * gcov.cc (json_set_prime_path_coverage): Read arc.true_value.

Diff:
---
 gcc/gcov.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gcc/gcov.cc b/gcc/gcov.cc
index 6256caa19e94..80acb7986d94 100644
--- a/gcc/gcov.cc
+++ b/gcc/gcov.cc
@@ -1545,7 +1545,7 @@ json_set_prime_path_coverage (json::object &function, 
function_info &info)
          if (i + 1 != path.size ())
            {
              const arc_info &arc = find_arc (block, path[i+1]);
-             if (arc.false_value)
+             if (arc.true_value)
                edge_kind = "true";
              else if (arc.false_value)
                edge_kind = "false";