xref: /llvm-project/llvm/test/Transforms/InstCombine/stpcpy_chk-2.ll (revision 4ab40eca080965c65802710e39adbb78c4ce7bde)
1; Test that lib call simplification doesn't simplify __stpcpy_chk calls
2; with the wrong prototype.
3;
4; RUN: opt < %s -passes=instcombine -S | FileCheck %s
5
6target 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"
7
8@a = common global [60 x i16] zeroinitializer, align 1
9@.str = private constant [8 x i8] c"abcdefg\00"
10
11define void @test_no_simplify() {
12; CHECK-LABEL: @test_no_simplify(
13
14; CHECK-NEXT: call i16 @__strcpy_chk
15  call i16 @__strcpy_chk(ptr @a, ptr @.str, i32 8)
16  ret void
17}
18
19declare i16 @__strcpy_chk(ptr, ptr, i32)
20