EXPECT
Useless use of concatenation (.) or string in void context at - line 4.
Useless use of concatenation (.) or string in void context at - line 5.
+########
+# PL_curcop tracked correctly in Perl_scalar()
+use warnings;
+my $scalar = do {
+ no warnings 'void';
+ 1,2,3,4,5;
+};
+EXPECT
+########
+# PL_curcop tracked correctly in Perl_list()
+use warnings;
+my @array = do {
+ no warnings 'void';
+ 1,2,3,4,5;
+};
+EXPECT
+########
+# TODO PL_curcop restored correctly in Perl_scalar()
+use warnings;
+my $scalar = do {
+ my $x = 1;
+ 11,12,
+ do {
+ no warnings 'void';
+ my $x = 2;
+ 21,22,
+ },
+ 31,32,
+ do {
+ my $x = 3;
+ 41,42,
+ },
+ 51,52
+};
+EXPECT
+Useless use of a constant (11) in void context at - line 5.
+Useless use of a constant (12) in void context at - line 5.
+Useless use of a constant (31) in void context at - line 11.
+Useless use of a constant (32) in void context at - line 11.
+Useless use of a constant (41) in void context at - line 14.
+Useless use of a constant (42) in void context at - line 14.
+Useless use of a constant (51) in void context at - line 16.