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-rw-r--r--clang/include/clang/Basic/DiagnosticSemaKinds.td2
-rw-r--r--clang/lib/Sema/SemaExpr.cpp7
-rw-r--r--clang/test/CXX/basic/basic.lookup/basic.lookup.argdep/p2.cpp2
-rw-r--r--clang/test/Sema/exprs.c2
-rw-r--r--clang/test/Sema/function-redecl.c2
5 files changed, 12 insertions, 3 deletions
diff --git a/clang/include/clang/Basic/DiagnosticSemaKinds.td b/clang/include/clang/Basic/DiagnosticSemaKinds.td
index 6e0bec2f1fe..4a3391c59eb 100644
--- a/clang/include/clang/Basic/DiagnosticSemaKinds.td
+++ b/clang/include/clang/Basic/DiagnosticSemaKinds.td
@@ -3180,6 +3180,8 @@ def err_typecheck_call_too_few_args_at_least : Error<
def err_typecheck_call_too_many_args : Error<
"too many arguments to %select{function|block|method}0 call, "
"expected %1, have %2">;
+def note_typecheck_call_too_many_args : Note<
+ "%0 declared here">;
def err_typecheck_call_too_many_args_at_most : Error<
"too many arguments to %select{function|block|method}0 call, "
"expected at most %1, have %2">;
diff --git a/clang/lib/Sema/SemaExpr.cpp b/clang/lib/Sema/SemaExpr.cpp
index 9ebc7de84d3..55155efa696 100644
--- a/clang/lib/Sema/SemaExpr.cpp
+++ b/clang/lib/Sema/SemaExpr.cpp
@@ -4385,6 +4385,13 @@ Sema::ConvertArgumentsForCall(CallExpr *Call, Expr *Fn,
<< NumArgsInProto << NumArgs << Fn->getSourceRange()
<< SourceRange(Args[NumArgsInProto]->getLocStart(),
Args[NumArgs-1]->getLocEnd());
+
+ // Emit the location of the prototype.
+ if (FDecl && !FDecl->getBuiltinID())
+ Diag(FDecl->getLocStart(),
+ diag::note_typecheck_call_too_many_args)
+ << FDecl;
+
// This deletes the extra arguments.
Call->setNumArgs(Context, NumArgsInProto);
return true;
diff --git a/clang/test/CXX/basic/basic.lookup/basic.lookup.argdep/p2.cpp b/clang/test/CXX/basic/basic.lookup/basic.lookup.argdep/p2.cpp
index 0c905fbf325..cee7c024203 100644
--- a/clang/test/CXX/basic/basic.lookup/basic.lookup.argdep/p2.cpp
+++ b/clang/test/CXX/basic/basic.lookup/basic.lookup.argdep/p2.cpp
@@ -17,7 +17,7 @@ namespace M {
struct Y : N::X { };
}
-void f();
+void f(); // expected-note 2 {{'f' declared here}}
void test_operator_adl(N::X x, M::Y y) {
(void)(x + x);
diff --git a/clang/test/Sema/exprs.c b/clang/test/Sema/exprs.c
index 86cd52ec636..d7cbbad4aa1 100644
--- a/clang/test/Sema/exprs.c
+++ b/clang/test/Sema/exprs.c
@@ -163,7 +163,7 @@ void test17(int x) {
}
// PR6501
-void test18_a(int a);
+void test18_a(int a); // expected-note {{'test18_a' declared here}}
void test18(int b) {
test18_a(b, b); // expected-error {{too many arguments to function call, expected 1, have 2}}
test18_a(); // expected-error {{too few arguments to function call, expected 1, have 0}}
diff --git a/clang/test/Sema/function-redecl.c b/clang/test/Sema/function-redecl.c
index 27ec163ea9c..7076bdf3bd1 100644
--- a/clang/test/Sema/function-redecl.c
+++ b/clang/test/Sema/function-redecl.c
@@ -2,7 +2,7 @@
// PR3588
void g0(int, int);
-void g0(); // expected-note{{previous declaration is here}}
+void g0(); // expected-note{{previous declaration is here}} expected-note{{'g0' declared here}}
void f0() {
g0(1, 2, 3); // expected-error{{too many arguments to function call}}
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