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40 lines
1.2 KiB
LLVM
40 lines
1.2 KiB
LLVM
; Test that the printf library call simplifier works correctly.
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;
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; RUN: opt < %s -instcombine -S | FileCheck %s
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target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-pc-windows-msvc18.0.0"
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@.str = private unnamed_addr constant [2 x i8] c"\0A\00", align 1
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define void @test1() personality i32 (...)* @__CxxFrameHandler3 {
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entry:
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invoke void @_CxxThrowException(i8* null, i8* null)
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to label %unreachable unwind label %catch.dispatch
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catch.dispatch:
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%cs = catchswitch within none [label %catch] unwind to caller
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catch:
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%cp = catchpad within %cs [i8* null, i32 64, i8* null]
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%call = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str, i32 0, i32 0)) [ "funclet"(token %cp) ]
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catchret from %cp to label %try.cont
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try.cont:
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ret void
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unreachable:
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unreachable
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}
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; CHECK-DAG: define void @test1(
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; CHECK: %[[CS:.*]] = catchswitch within none
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; CHECK: %[[CP:.*]] = catchpad within %[[CS]] [i8* null, i32 64, i8* null]
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; CHECK: call i32 @putchar(i32 10) [ "funclet"(token %[[CP]]) ]
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declare void @_CxxThrowException(i8*, i8*)
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declare i32 @__CxxFrameHandler3(...)
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declare i32 @printf(i8*, ...)
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