https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107193
--- Comment #6 from H.J. Lu <hjl.tools at gmail dot com> ---
gimple *last = last_stmt (bb);
location_t locus = last ? gimple_location (last) : UNKNOWN_LOCATION;
location_t curr_locus = UNKNOWN_LOCATION;
int curr_discr = 0;
/* Traverse the basic block, if two function calls within a basic block
are mapped to the same line, assign a new discriminator because a call
stmt could be a split point of a basic block. */
for (gsi = gsi_start_bb (bb); !gsi_end_p (gsi); gsi_next (&gsi))
{
gimple *stmt = gsi_stmt (gsi);
expanded_location curr_locus_e;
if (curr_locus == UNKNOWN_LOCATION)
{
curr_locus = gimple_location (stmt);
curr_locus_e = expand_location (curr_locus);
}
else if (!same_line_p (curr_locus, &curr_locus_e, gimple_location
(stmt)))
{
curr_locus = gimple_location (stmt);
curr_locus_e = expand_location (curr_locus);
curr_discr = 0;
}
else if (curr_discr != 0)
{
location_t loc = gimple_location (stmt);
location_t dloc = location_with_discriminator (loc, curr_discr);
gimple_set_location (stmt, dloc);
}
/* Allocate a new discriminator for CALL stmt. */
if (gimple_code (stmt) == GIMPLE_CALL)
curr_discr = next_discriminator_for_locus (curr_locus);
}
if (locus == UNKNOWN_LOCATION)
Will it be changed by the loop above?
continue;
