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gcov: fix line output for nested functions in JSON format 

gcc/ChangeLog:

	PR gcov-profile/98273
	* gcov.c (output_json_intermediate_file): Use stack of nested
	functions for lines in a source file.  Pop when a function ends.
This commit is contained in:
Martin Liska 2020-12-14 14:00:08 +01:00
parent 23900be4d3
commit efd08ad579
1 changed files with 13 additions and 5 deletions
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18
gcc/gcov.c
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@ -1165,7 +1165,7 @@ output_json_intermediate_file (json::array *json_files, source_info *src)
json::array *lineso = new json::array ();
root->set ("lines", lineso);
function_info *last_non_group_fn = NULL;
vector<function_info *> last_non_group_fns;
for (unsigned line_num = 1; line_num <= src->lines.size (); line_num++)
{
@ -1177,7 +1177,7 @@ output_json_intermediate_file (json::array *json_files, source_info *src)
it2 != fns->end (); it2++)
{
if (!(*it2)->is_group)
last_non_group_fn = *it2;
last_non_group_fns.push_back (*it2);
vector<line_info> &lines = (*it2)->lines;
/* The LINES array is allocated only for group functions. */
@ -1191,9 +1191,17 @@ output_json_intermediate_file (json::array *json_files, source_info *src)
/* Follow with lines associated with the source file. */
if (line_num < src->lines.size ())
output_intermediate_json_line (lineso, &src->lines[line_num], line_num,
(last_non_group_fn != NULL
? last_non_group_fn->m_name : NULL));
{
unsigned size = last_non_group_fns.size ();
function_info *last_fn = size > 0 ? last_non_group_fns[size - 1] : NULL;
const char *fname = last_fn ? last_fn->m_name : NULL;
output_intermediate_json_line (lineso, &src->lines[line_num], line_num,
fname);
/* Pop ending function from stack. */
if (last_fn != NULL && last_fn->end_line == line_num)
last_non_group_fns.pop_back ();
}
}
}