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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/function.c | |
| parent | ef94b7f541f59ed3d9f5953a86e026cb217615b6 (diff) | |
| download | gcc-078721e1a2e6f361f4c7ed6b9017b6fb0d7211a1.zip gcc-078721e1a2e6f361f4c7ed6b9017b6fb0d7211a1.tar.gz gcc-078721e1a2e6f361f4c7ed6b9017b6fb0d7211a1.tar.bz2 | |
Add options -Wunused-variable, -Wunused-function, -Wunused-label,
-Wunused-parameter. Retain existing -Wunused behavour. Document.
From-SVN: r33953
Diffstat (limited to 'gcc/function.c')
| -rw-r--r-- | gcc/function.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/gcc/function.c b/gcc/function.c index 9fd40cc..0f6785b 100644 --- a/gcc/function.c +++ b/gcc/function.c @@ -6492,7 +6492,11 @@ expand_function_end (filename, line, end_bindings) } /* Warn about unused parms if extra warnings were specified. */ - if (warn_unused && extra_warnings) + /* Either ``-W -Wunused'' or ``-Wunused-parameter'' enables this + warning. WARN_UNUSED_PARAMETER is negative when set by + -Wunused. */ + if (warn_unused_parameter > 0 + || (warn_unused_parameter < 0 && extra_warnings)) { tree decl; |