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authorFariborz Jahanian <fjahanian@apple.com>2007-12-06 01:37:55 +0000
committerFariborz Jahanian <fjahanian@apple.com>2007-12-06 01:37:55 +0000
commitc002726237cc13f9c1f97f1d672eebc55f02080c (patch)
tree363ee6c3146c58e08ac81e6003b131dd03fd96a7
parent8904f15ed9c49392232de80d55af3e4ceb88f854 (diff)
A missing method in a messaging expression issues a warning, clients must not
crash because of this. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@44648 91177308-0d34-0410-b5e6-96231b3b80d8
-rw-r--r--Sema/SemaExpr.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/Sema/SemaExpr.cpp b/Sema/SemaExpr.cpp
index ed71934621..95b900c677 100644
--- a/Sema/SemaExpr.cpp
+++ b/Sema/SemaExpr.cpp
@@ -2242,6 +2242,10 @@ Sema::ExprResult Sema::ActOnInstanceMessage(
Diag(lbrac, diag::warn_method_not_found, std::string("-"), Sel.getName(),
SourceRange(lbrac, rbrac));
returnType = Context.getObjcIdType();
+ // Must have a dummy method declaration, so clients work as expected
+ Method = new ObjcMethodDecl(SourceLocation(), SourceLocation(), Sel,
+ returnType, ClassDecl, 0, -1, 0, true, false,
+ ObjcMethodDecl::None);
} else {
returnType = Method->getResultType();
if (Sel.getNumArgs())