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Warnings: Introduce new `broken-var-ref' warning
[subdirmk.git]
/
generate
diff --git
a/generate
b/generate
index bae0995bef30dc90fbd19e7cb511d61a0887b99a..510612993f34fe82f8c6f60689d73552d5d7eeb6 100755
(executable)
--- a/
generate
+++ b/
generate
@@
-177,6
+177,7
@@
our @warn_ena_dfl = map { $_ => 1 } qw(
local+global
single-char-var
unknown-warning
local+global
single-char-var
unknown-warning
+ broken-var-ref
);
our %warn_ena = @warn_ena_dfl;
);
our %warn_ena = @warn_ena_dfl;
@@
-332,6
+333,10
@@
sub process_input_mk ($$$$) {
wrn 'single-char-var',
'possibly confusing unbracketed single-char $-expansion';
}
wrn 'single-char-var',
'possibly confusing unbracketed single-char $-expansion';
}
+ elsif (m{^$esc}) {
+ wrn 'broken-var-ref',
+ 'broken $&... expansion; you probably meant &$';
+ }
elsif (m{^\(($esc)?([^()\$]+)\)} ||
m{^\{($esc)?([^{}\$]+)\}}) {
$note_varref->($2,!!$1);
elsif (m{^\(($esc)?([^()\$]+)\)} ||
m{^\{($esc)?([^{}\$]+)\}}) {
$note_varref->($2,!!$1);