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| author | Joseph Myers <jsm28@gcc.gnu.org> | 2005-04-20 02:10:00 +0100 |
|---|---|---|
| committer | Joseph Myers <jsm28@gcc.gnu.org> | 2005-04-20 02:10:00 +0100 |
| commit | 53a2494eea417253a25732b427963ac080923edd (patch) | |
| tree | 14947a42d28eff84a4539188551c43e15026cc3f /gcc/c.opt | |
| parent | 7195b4148a916bab2451894b84e1298b5c42b8fe (diff) | |
| download | gcc-53a2494eea417253a25732b427963ac080923edd.zip gcc-53a2494eea417253a25732b427963ac080923edd.tar.gz gcc-53a2494eea417253a25732b427963ac080923edd.tar.bz2 | |
c.opt (Wint-to-pointer-cast, [...]): New options.
2005-04-20 Michael Pogue <michael.pogue@sun.com>
Joseph S. Myers <joseph@codesourcery.com>
* c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
* c-typeck.c (build_c_cast): Check these options.
* doc/invoke.texi: Document these options.
testsuite:
* gcc.dg/Wint-to-pointer-cast-1.c,
gcc.dg/Wint-to-pointer-cast-2.c, gcc.dg/Wint-to-pointer-cast-3.c,
gcc.dg/Wpointer-to-int-cast-1.c, gcc.dg/Wpointer-to-int-cast-2.c,
gcc.dg/Wpointer-to-int-cast-3.c: New tests.
From-SVN: r98429
Diffstat (limited to 'gcc/c.opt')
| -rw-r--r-- | gcc/c.opt | 8 |
1 files changed, 8 insertions, 0 deletions
@@ -226,6 +226,10 @@ Wimport C ObjC C++ ObjC++ Deprecated. This switch has no effect. +Wint-to-pointer-cast +C ObjC Var(warn_int_to_pointer_cast) Init(1) +Warn when there is a cast to a pointer from an integer of a different size + Winvalid-offsetof C++ ObjC++ Var(warn_invalid_offsetof) Init(1) Warn about invalid uses of the \"offsetof\" macro @@ -314,6 +318,10 @@ Wpointer-arith C ObjC C++ ObjC++ Var(warn_pointer_arith) Warn about function pointer arithmetic +Wpointer-to-int-cast +C ObjC Var(warn_pointer_to_int_cast) Init(1) +Warn when a pointer is cast to an integer of a different size + Wprotocol ObjC ObjC++ Var(warn_protocol) Init(1) Warn if inherited methods are unimplemented |