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22 lines
757 B
LLVM
22 lines
757 B
LLVM
; Test that lib call simplification doesn't simplify __strncpy_chk calls
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; with the wrong prototype.
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;
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; RUN: opt < %s -instcombine -S | FileCheck %s
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target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
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@a = common global [60 x i16] zeroinitializer, align 1
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@b = common global [60 x i16] zeroinitializer, align 1
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define void @test_no_simplify() {
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; CHECK: @test_no_simplify
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%dst = getelementptr inbounds [60 x i16]* @a, i32 0, i32 0
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%src = getelementptr inbounds [60 x i16]* @b, i32 0, i32 0
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; CHECK-NEXT: call i16* @__strncpy_chk
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call i16* @__strncpy_chk(i16* %dst, i16* %src, i32 60, i32 60)
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ret void
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}
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declare i16* @__strncpy_chk(i16*, i16*, i32, i32)
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