Add the clang library to the repo (with some of my changes, too).

1 files changed, 28 insertions, 0 deletions

diff --git a/clang/test/Preprocessor/pragma_unknown.c b/clang/test/Preprocessor/pragma_unknown.c
new file mode 100644
index 0000000..2586754
--- /dev/null
+++ b/clang/test/Preprocessor/pragma_unknown.c
@@ -0,0 +1,28 @@
+// RUN: %clang_cc1 -E %s | grep '#pragma foo bar'
+// RUN: %clang_cc1 -fsyntax-only -Wunknown-pragmas -verify %s
+
+// GCC doesn't expand macro args for unrecognized pragmas.
+#define bar xX
+#pragma foo bar   // expected-warning {{unknown pragma ignored}}
+
+#pragma STDC FP_CONTRACT ON
+#pragma STDC FP_CONTRACT OFF
+#pragma STDC FP_CONTRACT DEFAULT
+#pragma STDC FP_CONTRACT IN_BETWEEN  // expected-warning {{expected 'ON' or 'OFF' or 'DEFAULT' in pragma}}
+
+#pragma STDC FENV_ACCESS ON          // expected-warning {{pragma STDC FENV_ACCESS ON is not supported, ignoring pragma}}
+#pragma STDC FENV_ACCESS OFF
+#pragma STDC FENV_ACCESS DEFAULT
+#pragma STDC FENV_ACCESS IN_BETWEEN   // expected-warning {{expected 'ON' or 'OFF' or 'DEFAULT' in pragma}}
+
+#pragma STDC CX_LIMITED_RANGE ON
+#pragma STDC CX_LIMITED_RANGE OFF
+#pragma STDC CX_LIMITED_RANGE DEFAULT 
+#pragma STDC CX_LIMITED_RANGE IN_BETWEEN   // expected-warning {{expected 'ON' or 'OFF' or 'DEFAULT' in pragma}}
+
+#pragma STDC CX_LIMITED_RANGE    // expected-warning {{expected 'ON' or 'OFF' or 'DEFAULT' in pragma}}
+#pragma STDC CX_LIMITED_RANGE ON FULL POWER  // expected-warning {{expected end of directive in pragma}}
+
+#pragma STDC SO_GREAT  // expected-warning {{unknown pragma in STDC namespace}}
+#pragma STDC   // expected-warning {{unknown pragma in STDC namespace}}
+