clang/test/Frontend/ir-support.c

   1 // Test that we can consume LLVM IR/bitcode in the frontend and produce
   2 // equivalent output to a standard compilation.
   3
   4 // We strip differing '.file' directives before comparing.
   5
   6 // Reference output:
   7 // RUN: %clang_cc1 -S -o - %s | grep -v '\.file' > %t.s
   8
   9 // LLVM bitcode:
  10 // RUN: %clang_cc1 -emit-llvm-bc -o %t.bc %s
  11 // RUN: %clang_cc1 -S -o - %t.bc | grep -v '\.file' > %t.bc.s
  12 // RUN: diff %t.s %t.bc.s
  13
  14 // LLVM IR source code:
  15 // RUN: %clang_cc1 -emit-llvm -o %t.ll %s
  16 // RUN: %clang_cc1 -S -o - %t.ll | grep -v '\.file' > %t.ll.s
  17 // RUN: diff %t.s %t.ll.s
  18
  19 int f(void) { return 0; }