clang/test/CodeGen/LoongArch/abi-lp64d-empty-unions.c

   1 // RUN: %clang_cc1 -triple loongarch64 -target-feature +f -target-feature +d -target-abi lp64d -emit-llvm %s -o - | \
   2 // RUN:   FileCheck --check-prefix=CHECK-C %s
   3 // RUN: %clang_cc1 -triple loongarch64 -target-feature +f -target-feature +d -target-abi lp64d -emit-llvm %s -o - -x c++ | \
   4 // RUN:   FileCheck --check-prefix=CHECK-CXX %s
   5
   6 #include <stdint.h>
   7
   8 // CHECK-C: define{{.*}} void @test1()
   9 // CHECK-CXX: define{{.*}} i64 @_Z5test12u1(i64{{[^,]*}})
  10 union u1 { };
  11 union u1 test1(union u1 a) {
  12   return a;
  13 }
  14
  15 struct s1 {
  16   union u1 u;
  17   int i;
  18   float f;
  19 };
  20
  21 // CHECK-C: define{{.*}} { i32, float } @test2(i32{{[^,]*}}, float{{[^,]*}})
  22 // CHECK-CXX: define{{.*}} [2 x i64] @_Z5test22s1([2 x i64]{{[^,]*}})
  23 struct s1 test2(struct s1 a) {
  24   return a;
  25 }