Don't crash on missing '{' after __except or __finally, PR22687.

Also add some general test/Parser coverage for SEH blocks.

llvm-svn: 230449

1 files changed, 24 insertions, 0 deletions

diff --git a/clang/test/Parser/ms-seh.c b/clang/test/Parser/ms-seh.c
new file mode 100644
index 00000000000..68c2e309154
--- /dev/null
+++ b/clang/test/Parser/ms-seh.c
@@ -0,0 +1,24 @@
+// RUN: %clang_cc1 %s -fsyntax-only -Wmicrosoft -verify -fms-extensions
+
+void f() {
+  int a;
+
+  __try a; // expected-error {{expected '{'}} expected-warning {{expression result unused}}
+
+  __try {
+  }
+} // expected-error {{expected '__except' or '__finally' block}}
+
+void g() {
+  int a;
+
+  __try {
+  } __except(1) a; // expected-error {{expected '{'}} expected-warning {{expression result unused}}
+}
+
+void h() {
+  int a;
+
+  __try {
+  } __finally a; // expected-error {{expected '{'}} expected-warning {{expression result unused}}
+}