File: mips-zero-sized-struct.c

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// RUN: %clang_cc1 -triple mips-unknown-linux-gnu -emit-llvm -o - %s | FileCheck -check-prefix=O32 %s
// RUN: %clang_cc1 -triple mipsel-unknown-linux-gnu -emit-llvm -o - %s | FileCheck -check-prefix=O32 %s
// RUN: %clang_cc1 -triple mipsisa32r6-unknown-linux-gnu -emit-llvm -o - %s | FileCheck -check-prefix=O32 %s
// RUN: %clang_cc1 -triple mipsisa32r6el-unknown-linux-gnu -emit-llvm -o - %s | FileCheck -check-prefix=O32 %s
// RUN: %clang_cc1 -triple mips64-unknown-linux-gnu -emit-llvm -o - %s  -target-abi n32 | FileCheck -check-prefix=N32 %s
// RUN: %clang_cc1 -triple mips64el-unknown-linux-gnu -emit-llvm -o - %s  -target-abi n32 | FileCheck -check-prefix=N32 %s
// RUN: %clang_cc1 -triple mipsisa64r6-unknown-linux-gnu -emit-llvm -o - %s  -target-abi n32 | FileCheck -check-prefix=N32 %s
// RUN: %clang_cc1 -triple mipsisa64r6el-unknown-linux-gnu -emit-llvm -o - %s  -target-abi n32 | FileCheck -check-prefix=N32 %s
// RUN: %clang_cc1 -triple mips64-unknown-linux-gnuabin32 -emit-llvm -o - %s  | FileCheck -check-prefix=N32 %s
// RUN: %clang_cc1 -triple mips64el-unknown-linux-gnuabin32 -emit-llvm -o - %s  | FileCheck -check-prefix=N32 %s
// RUN: %clang_cc1 -triple mipsisa64r6-unknown-linux-gnuabin32 -emit-llvm -o - %s  | FileCheck -check-prefix=N32 %s
// RUN: %clang_cc1 -triple mipsisa64r6el-unknown-linux-gnuabin32 -emit-llvm -o - %s  | FileCheck -check-prefix=N32 %s
// RUN: %clang_cc1 -triple mips64-unknown-linux-gnu -emit-llvm -o - %s | FileCheck -check-prefix=N64 %s
// RUN: %clang_cc1 -triple mips64el-unknown-linux-gnu -emit-llvm -o - %s | FileCheck -check-prefix=N64 %s
// RUN: %clang_cc1 -triple mipsisa64r6-unknown-linux-gnu -emit-llvm -o - %s | FileCheck -check-prefix=N64 %s
// RUN: %clang_cc1 -triple mipsisa64r6el-unknown-linux-gnu -emit-llvm -o - %s | FileCheck -check-prefix=N64 %s
// RUN: %clang_cc1 -triple mips64-unknown-linux-gnuabi64 -emit-llvm -o - %s | FileCheck -check-prefix=N64 %s
// RUN: %clang_cc1 -triple mips64el-unknown-linux-gnuabi64 -emit-llvm -o - %s | FileCheck -check-prefix=N64 %s
// RUN: %clang_cc1 -triple mipsisa64r6-unknown-linux-gnuabi64 -emit-llvm -o - %s | FileCheck -check-prefix=N64 %s
// RUN: %clang_cc1 -triple mipsisa64r6el-unknown-linux-gnuabi64 -emit-llvm -o - %s | FileCheck -check-prefix=N64 %s

// O32: define{{.*}} void @fn28(ptr dead_on_unwind noalias writable sret(%struct.T2) align 1 %agg.result, i8 noundef signext %arg0)
// N32: define{{.*}} void @fn28(i8 noundef signext %arg0)
// N64: define{{.*}} void @fn28(i8 noundef signext %arg0)

typedef struct T2 {  } T2;
T2 T2_retval;
T2 fn28(char arg0) {
  return T2_retval;
}