clang/test/CodeGenCXX/fp16-mangle-arg-return.cpp

   1 // RUN: %clang_cc1 -emit-llvm -o - -triple arm-arm-none-eabi -fallow-half-arguments-and-returns %s | FileCheck %s
   2 // RUN: %clang_cc1 -emit-llvm -o - -triple aarch64-arm-none-eabi -fallow-half-arguments-and-returns %s | FileCheck %s
   3
   4 // Test name-mangling of __fp16 passed directly as a function argument
   5 // (when that is permitted).
   6
   7 // CHECK: define {{.*}}void @_Z13fp16_argumentDh(half noundef %{{.*}})
   8 void fp16_argument(__fp16 arg) {}
   9
  10 // Test name-mangling of __fp16 as a return type. The return type of
  11 // fp16_return itself isn't mentioned in the mangled name, so to test
  12 // this, we have to pass it a function pointer and make __fp16 the
  13 // return type of that.
  14
  15 // CHECK: define {{.*}}void @_Z11fp16_returnPFDhvE(half ()* noundef %{{.*}})
  16 void fp16_return(__fp16 (*func)(void)) {}