added tests as prepared by oliver

test/val/for.c

@@ -0,0 +1,109 @@
+/*
+  !!DESCRIPTION!!
+  !!ORIGIN!!      SDCC regression tests
+  !!LICENCE!!     GPL, read COPYING.GPL
+*/
+
+#include <stdio.h>
+#include <limits.h>
+
+unsigned char success=0;
+unsigned char failures=0;
+unsigned char dummy=0;
+
+#ifdef SUPPORT_BIT_TYPES
+bit bit0 = 0;
+#endif
+unsigned int uint0 = 0;
+unsigned int uint1 = 0;
+unsigned char uchar0 = 0;
+unsigned char uchar1 = 0;
+
+void done()
+{
+  dummy++;
+}
+
+void for1(void)
+{
+  unsigned char i=0;
+
+  for(i=0; i<10; i++)
+    uchar0++;
+
+  if(uchar0 != 10)
+    failures++;
+}
+
+void for2(void)
+{
+  unsigned char i=0;
+
+  for(i=0; i<10; i++)
+    uchar0++;
+
+  if(i < 10)
+    failures++;
+}
+
+void for3(void)
+{
+  unsigned int i=0;
+
+  for(i=0; i<10; i++)
+    uint0++;
+
+  if(i < 10)
+    failures++;
+}
+
+void for4(void)
+{
+  for(uint0=1; uint0<10; uint0++)
+    uchar0++;
+
+  if(uchar0 != 9)
+    failures++;
+}
+
+void for5(void)
+{
+  for(uint0=1; uint0<=10; uint0++)
+    uchar0++;
+
+  if(uchar0 != 10)
+    failures++;
+}
+
+void inc_uchar0(void)
+{
+  uchar0++;
+}
+
+void for6(void)
+{
+  uchar0 = 0;
+  for(uint0=1; uint0<=10; uint0++)
+    inc_uchar0();
+}
+
+int main(void)
+{
+  for1();
+  for2();
+  for3();
+  uchar0 = 0;
+  for4();
+  uchar0 = 0;
+  for5();
+
+  for6();
+  if(uchar0 != 10)
+    failures++;
+
+  success = failures;
+  done();
+  printf("failures: %d\n",failures);
+
+  return failures;
+}