updated and added some new test cases

Author: albus-droid

clang/test/OpenMP/unroll_messages.cpp

@@ -59,14 +59,22 @@ void func(int n) {
   #pragma omp unroll partial(0)
   for (int i = 0; i < n; ++i) {}
 
-  // expected-error@+1 {{unroll factor has width 64 but the iteration variable 'int' is only 32 bits wide}}
+  // expected-error@+1 {{unroll factor has width 36 but the iteration variable 'int' is only 32 bits wide}}
   #pragma omp unroll partial(0xFFFFFFFFF)
-  for (int i = 0; i < 10; i++)
+  for (int i = 0; i < 10; i++) {}
 
   // expected-error@+2 {{integer literal is too large to be represented in any integer type}}
   // expected-error@+1 {{argument to 'partial' clause must be a strictly positive integer value}}
   #pragma omp unroll partial(0x10000000000000000)
-  for (int i = 0; i < 10; i++)
+  for (int i = 0; i < 10; i++) {}
+
+  // expected-error@+1 {{unroll factor has width 12 but the iteration variable 'char' is only 8 bits wide}}
+  #pragma omp unroll partial(0xFFF)
+  for (char i = 0; i < 10; i++) {}
+
+  // expected-error@+1 {{unroll factor has width 20 but the iteration variable 'short' is only 16 bits wide}}
+  #pragma omp unroll partial(0xFFFFF)
+  for (short i = 0; i < 10; i++) {}
 
   // expected-error@+1 {{directive '#pragma omp unroll' cannot contain more than one 'partial' clause}}
   #pragma omp unroll partial partial