Imported gcc-4.4.3

[msp430-gcc.git] / libmudflap / testsuite / libmudflap.c / pass18-frag.c

diff --git a/libmudflap/testsuite/libmudflap.c/pass18-frag.c b/libmudflap/testsuite/libmudflap.c/pass18-frag.c
new file mode 100644 (file)
index 0000000..c5d5af0
--- /dev/null
+++ b/libmudflap/testsuite/libmudflap.c/pass18-frag.c
@@ -0,0 +1,27 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+int main ()
+{
+int t;
+char foo[3] = { 'b', 'c', 'd' };
+int bar[3] = {1, 2, 0};
+t = 1;
+
+/* These tests check expression evaluation rules, such as
+   ensuring that side-effect expression (++) get executed the
+   right number of times; that array lookup checks nest correctly. */
+foo[t++] = 'a';
+if (foo[0] != 'b' || foo[1] != 'a' || foo[2] != 'd' || t != 2) abort ();
+if (bar[0] != 1 || bar[1] != 2 || bar[2] != 0) abort();
+
+foo[bar[t--]] = 'e';
+if (foo[0] != 'e' || foo[1] != 'a' || foo[2] != 'd' || t != 1) abort ();
+if (bar[0] != 1 || bar[1] != 2 || bar[2] != 0) abort();
+
+foo[bar[++t]--] = 'g';
+if (foo[0] != 'g' || foo[1] != 'a' || foo[2] != 'd' || t != 2) abort ();
+if (bar[0] != 1 || bar[1] != 2 || bar[2] != -1) abort();
+
+return 0;
+}