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authorbstarynk <bstarynk@138bc75d-0d04-0410-961f-82ee72b054a4>2009-07-15 11:24:46 +0000
committerbstarynk <bstarynk@138bc75d-0d04-0410-961f-82ee72b054a4>2009-07-15 11:24:46 +0000
commit56fcd3fede0e1c4489a3c108d95fd1ff38dfa1a5 (patch)
treef21ec6dd55e434aff16e698b0286153465775d62 /gcc/c.opt
parentc2ce85c4e04bda844aa35dfdf41e69e585d97b2e (diff)
downloadgcc-56fcd3fede0e1c4489a3c108d95fd1ff38dfa1a5.tar.gz
2009-07-15 Basile Starynkevitch <basile@starynkevitch.net>
MELT branch merged with trunk rev 149655 git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/melt-branch@149682 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/c.opt')
-rw-r--r--gcc/c.opt4
1 files changed, 4 insertions, 0 deletions
diff --git a/gcc/c.opt b/gcc/c.opt
index e8a9a31a382..5ee9a1348d4 100644
--- a/gcc/c.opt
+++ b/gcc/c.opt
@@ -488,6 +488,10 @@ Wunused-macros
C ObjC C++ ObjC++ Warning
Warn about macros defined in the main file that are not used
+Wunused-result
+C ObjC C++ ObjC++ Var(warn_unused_result) Init(1) Warning
+Warn if a caller of a function, marked with attribute warn_unused_result, does not use its return value
+
Wvariadic-macros
C ObjC C++ ObjC++ Warning
Do not warn about using variadic macros when -pedantic