test/CodeGen/rdr-6098585-unsigned-caserange.c

   1 // RUN: clang-cc -triple i386-unknown-unknown --emit-llvm-bc -o - %s | opt -std-compile-opts | llvm-dis > %t &&
   2 // RUN: grep "ret i32" %t | count 1 &&
   3 // RUN: grep "ret i32 3" %t | count 1
   4
   5 int f2(unsigned x) {
   6   switch(x) {
   7   default:
   8     return 3;
   9   case 0xFFFFFFFF ... 1: // This range should be empty because x is unsigned.
  10     return 0;
  11   }
  12 }