1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -fast-isel -tailcallopt -march=x86 | FileCheck %s 2*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: add 3*9880d681SAndroid Build Coastguard Worker; PR4154 4*9880d681SAndroid Build Coastguard Worker 5*9880d681SAndroid Build Coastguard Worker; On x86, -tailcallopt changes the ABI so the caller shouldn't readjust 6*9880d681SAndroid Build Coastguard Worker; the stack pointer after the call in this code. 7*9880d681SAndroid Build Coastguard Worker 8*9880d681SAndroid Build Coastguard Workerdefine i32 @stub(i8* %t0) nounwind { 9*9880d681SAndroid Build Coastguard Workerentry: 10*9880d681SAndroid Build Coastguard Worker %t1 = load i32, i32* inttoptr (i32 139708680 to i32*) ; <i32> [#uses=1] 11*9880d681SAndroid Build Coastguard Worker %t2 = bitcast i8* %t0 to i32 (i32)* ; <i32 (i32)*> [#uses=1] 12*9880d681SAndroid Build Coastguard Worker %t3 = call fastcc i32 %t2(i32 %t1) ; <i32> [#uses=1] 13*9880d681SAndroid Build Coastguard Worker ret i32 %t3 14*9880d681SAndroid Build Coastguard Worker} 15