llvm-project/clang/test/CodeGenCXX/fastcall.cpp

21 lines
531 B
C++

// RUN: %clang_cc1 -triple i386-unknown-unknown -emit-llvm -o - %s | FileCheck %s
void __attribute__((fastcall)) foo1(int &y);
void bar1(int &y) {
// CHECK-LABEL: define void @_Z4bar1Ri
// CHECK: call x86_fastcallcc void @_Z4foo1Ri(i32* inreg %
foo1(y);
}
struct S1 {
int x;
S1(const S1 &y);
};
void __attribute__((fastcall)) foo2(S1 a, int b);
void bar2(S1 a, int b) {
// CHECK-LABEL: define void @_Z4bar22S1i
// CHECK: call x86_fastcallcc void @_Z4foo22S1i(%struct.S1* inreg %{{.*}}, i32 inreg %
foo2(a, b);
}