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-rw-r--r--Sema/SemaDecl.cpp10
-rw-r--r--test/Sema/function.c2
2 files changed, 2 insertions, 10 deletions
diff --git a/Sema/SemaDecl.cpp b/Sema/SemaDecl.cpp
index b14e20b2c3..fc60a7a4aa 100644
--- a/Sema/SemaDecl.cpp
+++ b/Sema/SemaDecl.cpp
@@ -258,16 +258,6 @@ FunctionDecl *Sema::MergeFunctionDecl(FunctionDecl *New, ScopedDecl *OldD) {
QualType OldQType = Old->getCanonicalType();
QualType NewQType = New->getCanonicalType();
- // This is not right, but it's a start.
- // If Old is a function prototype with no defined arguments we only compare
- // the return type; If arguments are defined on the prototype we validate the
- // entire function type.
- // FIXME: We should link up decl objects here.
- if (Old->getBody() == 0) {
- if (OldQType.getTypePtr()->getTypeClass() == Type::FunctionNoProto &&
- Old->getResultType() == New->getResultType())
- return New;
- }
// Function types need to be compatible, not identical. This handles
// duplicate function decls like "void f(int); void f(enum X);" properly.
if (Context.functionTypesAreCompatible(OldQType, NewQType))
diff --git a/test/Sema/function.c b/test/Sema/function.c
index a75814ee45..8ef453581f 100644
--- a/test/Sema/function.c
+++ b/test/Sema/function.c
@@ -13,6 +13,8 @@ void g(int (*)(const void **, const void **));
void g(int (*compar)()) {
}
+void h(); //expected-error{{previous declaration is here}}
+void h (const char *fmt, ...) {} //expected-error{{conflicting types for 'h'}}
// PR1965
int t5(b); // expected-error {{parameter list without types}}