fehler35 (I already have a fix but can't commit it because it triggers other bugs...

[r14862]

diff --git a/ir/be/test/fehler35.c b/ir/be/test/fehler35.c
new file mode 100644 (file)
index 0000000..6912af2
--- /dev/null
+++ b/ir/be/test/fehler35.c
@@ -0,0 +1,70 @@
+#include <stdio.h>
+#include <assert.h>
+
+unsigned int p0 = 0;
+unsigned int p1 = 42;
+
+int simpler(void)
+{
+       if (p0 != p1)
+               if (p0  == 0)
+                       return -1;
+               else
+                       return 1;
+       return 0;
+}
+
+int compare_string(char *CompValue, char         *ValuePtr)
+{
+    int              i           = 0;
+    unsigned char   *p0          = (unsigned char *)CompValue;
+    unsigned char   *p1          = (unsigned char *)ValuePtr;
+
+    /*  Compare the string pointed to by CompValue
+        against    string pointed to by ValuePtr                              */
+#if 0
+    if (DeBug)
+        if (sprintf  (Msg, "    Ut_CompareString:: <%-24s> To <%-24s>;\n",
+                    p0, p1))
+            TraceMsg (0, Msg);
+#endif
+
+    for (i = 0; i == 0 && *p0 != NULL && *p1 != NULL; p0++, p1++)
+    {
+        if (*p0 != *p1)
+            if (*p0  < *p1)
+                i      = -1;
+            else
+                i      = 1;
+    }
+
+    if (i    == 0)
+        if (*p0  != *p1)
+            if (*p0  == NULL)
+                i      = -1;
+            else
+                i      = 1;
+
+#if 0
+    if (ClassBug && !SetBug)
+        if (sprintf  (Msg,  "  Ut_Compare::      <%-16s> To <%-16s>; i = %d\n",
+                    CompValue, ValuePtr, i))
+            TraceMsg (0, Msg);
+#endif
+
+    return(i);
+}
+
+int main()
+{
+#define test(a,b,shouldbe)   { int res = compare_string(a, b); printf("Compare %s, %s -> %d (should be %d)\n", a, b, res, shouldbe); assert(res == shouldbe); }
+       test("a", "b", -1);
+       test("", "", 0);
+       test("Rothe", "Rother", -1);
+       test("hallo", "hallo", 0);
+       test("hallo", "welt", -1);
+       test("welt", "hallo", 1);
+
+       printf("Simpler: %d\n", simpler());
+       return 0;
+}