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-rw-r--r--clang/test/PCH/pragma-diag-section.cpp29
1 files changed, 29 insertions, 0 deletions
diff --git a/clang/test/PCH/pragma-diag-section.cpp b/clang/test/PCH/pragma-diag-section.cpp
new file mode 100644
index 0000000..5b996bb
--- /dev/null
+++ b/clang/test/PCH/pragma-diag-section.cpp
@@ -0,0 +1,29 @@
+// Test this without pch.
+// RUN: %clang_cc1 %s -include %s -verify -fsyntax-only
+
+// Test with pch.
+// RUN: %clang_cc1 %s -emit-pch -o %t
+// RUN: %clang_cc1 %s -include-pch %t -verify -fsyntax-only
+
+#ifndef HEADER
+#define HEADER
+
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wtautological-compare"
+template <typename T>
+struct TS {
+ void m() {
+ T a = 0;
+ T b = a==a;
+ }
+};
+#pragma clang diagnostic pop
+
+#else
+
+void f() {
+ TS<int> ts;
+ ts.m();
+}
+
+#endif