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| author | Andrew Cagney <cagney@gcc.gnu.org> | 2000-05-17 08:15:29 +0000 |
|---|---|---|
| committer | Andrew Cagney <cagney@gcc.gnu.org> | 2000-05-17 08:15:29 +0000 |
| commit | 078721e1a2e6f361f4c7ed6b9017b6fb0d7211a1 (patch) | |
| tree | 2543ce057f160b4e63e78f64be913189cbabb8e5 /gcc/c-decl.c | |
| parent | ef94b7f541f59ed3d9f5953a86e026cb217615b6 (diff) | |
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Add options -Wunused-variable, -Wunused-function, -Wunused-label,
-Wunused-parameter. Retain existing -Wunused behavour. Document.
From-SVN: r33953
Diffstat (limited to 'gcc/c-decl.c')
| -rw-r--r-- | gcc/c-decl.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/gcc/c-decl.c b/gcc/c-decl.c index 301a322..040b695 100644 --- a/gcc/c-decl.c +++ b/gcc/c-decl.c @@ -754,7 +754,7 @@ c_decode_option (argc, argv) warn_implicit_int = 1; mesg_implicit_function_declaration = 1; warn_return_type = 1; - warn_unused = 1; + set_Wunused (1); warn_switch = 1; warn_format = 1; warn_char_subscripts = 1; @@ -1121,7 +1121,7 @@ poplevel (keep, reverse, functionbody) define_label (input_filename, lineno, DECL_NAME (label)); } - else if (warn_unused && !TREE_USED (label)) + else if (warn_unused_label && !TREE_USED (label)) warning_with_decl (label, "label `%s' defined but not used"); IDENTIFIER_LABEL_VALUE (DECL_NAME (label)) = 0; @@ -1282,7 +1282,7 @@ pop_label_level () define_label (input_filename, lineno, DECL_NAME (TREE_VALUE (link))); } - else if (warn_unused && !TREE_USED (TREE_VALUE (link))) + else if (warn_unused_label && !TREE_USED (TREE_VALUE (link))) warning_with_decl (TREE_VALUE (link), "label `%s' defined but not used"); IDENTIFIER_LABEL_VALUE (DECL_NAME (TREE_VALUE (link))) = 0; |