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llvm-mirror/test/Transforms/InstCombine/printf-3.ll
Arthur Eubanks 8d9d580ae9 Revert "[BuildLibCalls/SimplifyLibCalls] Fix attributes on created CallInst instructions."
This reverts commit 1eda5453f2dcc9a9a4b4578fe74163c529974503.

Causes https://crbug.com/1223647:
Incompatible argument and return types for 'returned' attribute
  tail call void @llvm.memset.p0i8.i64(i8* noalias noundef returned writeonly align 1 dereferenceable(255) %arraydecay, i8 0, i64 255, i1 false), !dbg !985
2021-06-24 19:24:34 -07:00

40 lines
1.2 KiB
LLVM

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