clang/test/CodeGen/SystemZ/systemz-inline-asm-02.c

   1 // RUN: not %clang_cc1 -triple s390x-linux-gnu -O2 -emit-llvm -o - %s 2>&1 \
   2 // RUN:  | FileCheck %s
   3 // REQUIRES: systemz-registered-target
   4
   5 // Test that an error is given if a physreg is defined by multiple operands.
   6 int test_physreg_defs(void) {
   7   register int l __asm__("r7") = 0;
   8
   9   // CHECK: error: multiple outputs to hard register: r7
  10   __asm__("" : "+r"(l), "=r"(l));
  11
  12   return l;
  13 }