1 ; Test that the printf library call simplifier works correctly. 2 ; 3 ; RUN: opt < %s -instcombine -S | FileCheck %s 4 5 target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128" 6 target triple = "x86_64-pc-windows-msvc18.0.0" 7 8 @.str = private unnamed_addr constant [2 x i8] c"\0A\00", align 1 9 10 define void @test1() personality i32 (...)* @__CxxFrameHandler3 { 11 entry: 12 invoke void @_CxxThrowException(i8* null, i8* null) 13 to label %unreachable unwind label %catch.dispatch 14 15 catch.dispatch: 16 %cs = catchswitch within none [label %catch] unwind to caller 17 18 catch: 19 %cp = catchpad within %cs [i8* null, i32 64, i8* null] 20 %call = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str, i32 0, i32 0)) [ "funclet"(token %cp) ] 21 catchret from %cp to label %try.cont 22 23 try.cont: 24 ret void 25 26 unreachable: 27 unreachable 28 } 29 30 ; CHECK-DAG: define void @test1( 31 ; CHECK: %[[CS:.*]] = catchswitch within none 32 ; CHECK: %[[CP:.*]] = catchpad within %[[CS]] [i8* null, i32 64, i8* null] 33 ; CHECK: call i32 @putchar(i32 10) [ "funclet"(token %[[CP]]) ] 34 35 declare void @_CxxThrowException(i8*, i8*) 36 37 declare i32 @__CxxFrameHandler3(...) 38 39 declare i32 @printf(i8*, ...) 40
