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-rw-r--r--clang/lib/Parse/Parser.cpp9
-rw-r--r--clang/test/Parser/recovery-3.c5
2 files changed, 14 insertions, 0 deletions
diff --git a/clang/lib/Parse/Parser.cpp b/clang/lib/Parse/Parser.cpp
index bce73ccdeb4..8a5498828e3 100644
--- a/clang/lib/Parse/Parser.cpp
+++ b/clang/lib/Parse/Parser.cpp
@@ -295,6 +295,7 @@ void Parser::ParseTranslationUnit() {
}
/// ParseExternalDeclaration:
+///
/// external-declaration: [C99 6.9], declaration: [C++ dcl.dcl]
/// function-definition
/// declaration
@@ -318,6 +319,13 @@ Parser::DeclTy *Parser::ParseExternalDeclaration() {
ConsumeToken();
// TODO: Invoke action for top-level semicolon.
return 0;
+ case tok::r_brace:
+ Diag(Tok, diag::err_expected_external_declaration);
+ ConsumeBrace();
+ return 0;
+ case tok::eof:
+ Diag(Tok, diag::err_expected_external_declaration);
+ return 0;
case tok::kw___extension__: {
// __extension__ silences extension warnings in the subexpression.
ExtensionRAIIObject O(Diags); // Use RAII to do this.
@@ -352,6 +360,7 @@ Parser::DeclTy *Parser::ParseExternalDeclaration() {
case tok::kw_export: // As in 'export template'
// A function definition cannot start with a these keywords.
return ParseDeclaration(Declarator::FileContext);
+
default:
// We can't tell whether this is a function-definition or declaration yet.
return ParseDeclarationOrFunctionDefinition();
diff --git a/clang/test/Parser/recovery-3.c b/clang/test/Parser/recovery-3.c
index 40cf8cd709d..955d7288277 100644
--- a/clang/test/Parser/recovery-3.c
+++ b/clang/test/Parser/recovery-3.c
@@ -7,3 +7,8 @@ static char *f (char * (*g) (char **, int), char **p, ...) {
s = g (p, __builtin_va_arg(v, int)); // expected-error {{identifier}} expected-warning {{extension}}
}
+
+// PR3172
+} // expected-error {{expected external declaration}}
+
+
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