[cfe-commits] r39396 - /cfe/cfe/trunk/test/Preprocessor/expr_liveness.c

[clattner at cs.uiuc.edu]

Author: clattner
Date: Wed Jul 11 11:43:56 2007
New Revision: 39396

URL: http://llvm.org/viewvc/llvm-project?rev=39396&view=rev
Log:
new testcase

Added:
    cfe/cfe/trunk/test/Preprocessor/expr_liveness.c   (with props)

Added: cfe/cfe/trunk/test/Preprocessor/expr_liveness.c
URL: http://llvm.org/viewvc/llvm-project/cfe/cfe/trunk/test/Preprocessor/expr_liveness.c?rev=39396&view=auto

==============================================================================
--- cfe/cfe/trunk/test/Preprocessor/expr_liveness.c (added)
+++ cfe/cfe/trunk/test/Preprocessor/expr_liveness.c Wed Jul 11 11:43:56 2007
@@ -0,0 +1,32 @@
+/* RUN: clang -E %s -DNO_ERRORS &&
+   RUN: not clang -E %s
+ */
+
+#ifdef NO_ERRORS
+/* None of these divisions by zero are in live parts of the expression, do not
+   emit any diagnostics. */
+
+#define MACRO_0 0
+#define MACRO_1 1
+
+#if MACRO_0 && 10 / MACRO_0
+foo
+#endif
+
+#if MACRO_1 || 10 / MACRO_0
+bar
+#endif
+
+#if 0 ? 124/0 : 42
+#endif
+
+#else
+
+
+/* The 1/0 is live, it should error out. */
+#if 0 && 1 ? 4 : 1 / 0
+baz
+#endif
+
+
+#endif

Propchange: cfe/cfe/trunk/test/Preprocessor/expr_liveness.c

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Propchange: cfe/cfe/trunk/test/Preprocessor/expr_liveness.c

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    svn:keywords = Author Date Id Revision