test/CodeGenCXX/mangle-extreme.cpp

// RUN: %clang_cc1 -emit-llvm %s -o - -triple=x86_64-apple-darwin9 | FileCheck %s

struct X { };

// CHECK: define void @_Z1fPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPP1XS13_S12_S11_S10_SZ_SY_SX_SW_SV_SU_ST_SS_SR_SQ_SP_SO_SN_SM_SL_SK_SJ_SI_SH_SG_SF_SE_SD_SC_SB_SA_S9_S8_S7_S6_S5_S4_S3_S2_S1_S0_S_(
void f(X****************************************,
       X****************************************,
       X***************************************,
       X**************************************,
       X*************************************,
       X************************************,
       X***********************************,
       X**********************************,
       X*********************************,
       X********************************,
       X*******************************,
       X******************************,
       X*****************************,
       X****************************,
       X***************************,
       X**************************,
       X*************************,
       X************************,
       X***********************,
       X**********************,
       X*********************,
       X********************,
       X*******************,
       X******************,
       X*****************,
       X****************,
       X***************,
       X**************,
       X*************,
       X************,
       X***********,
       X**********,
       X*********,
       X********,
       X*******,
       X******,
       X*****,
       X****,
       X***,
       X**,
       X*,
       X) { }