Add the ability to turn off enum type mismatch warnings using
-Wno-enum-mismatch, helpful when attempting to track down a particular class
of warnings only without losing them amongst others. Enum type mismatch
checking defaults to on, so this does not change the default behavior of
sparse.
Signed-off-by: Josh Triplett <josh@xxxxxxxxxxxxxxx>
---
evaluate.c | 2 ++
lib.c | 2 ++
lib.h | 1 +
3 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/evaluate.c b/evaluate.c
index c5d2526..177797a 100644
--- a/evaluate.c
+++ b/evaluate.c
@@ -243,6 +243,8 @@ warn_for_different_enum_types (struct po
struct symbol *typea,
struct symbol *typeb)
{
+ if (!Wenum_mismatch)
+ return;
if (typea->type == SYM_NODE)
typea = typea->ctype.base_type;
if (typeb->type == SYM_NODE)
diff --git a/lib.c b/lib.c
index 84d0647..d92418a 100644
--- a/lib.c
+++ b/lib.c
@@ -178,6 +178,7 @@ int Wcast_to_address_space = 0;
int Wdecl = 0;
int Wtransparent_union = 1;
int Waddress_space = 1;
+int Wenum_mismatch = 1;
int preprocess_only;
char *include;
int include_fd = -1;
@@ -323,6 +324,7 @@ static const struct warning {
{ "context", &Wcontext },
{ "transparent-union", &Wtransparent_union },
{ "address-space", &Waddress_space },
+ { "enum-mismatch", &Wenum_mismatch },
};
diff --git a/lib.h b/lib.h
index e6b9bfa..5f67a12 100644
--- a/lib.h
+++ b/lib.h
@@ -79,6 +79,7 @@ extern int Wbitwise, Wtypesign, Wcontext
extern int Wtransparent_union;
extern int Waddress_space;
extern int Wcast_to_address_space;
+extern int Wenum_mismatch;
extern int Wdecl;
extern int Wone_bit_signed_bitfield;
-
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