| ; Test that lib call simplification doesn't simplify __stpcpy_chk calls |
| ; with the wrong prototype. |
| ; |
| ; RUN: opt < %s -instcombine -S | FileCheck %s |
| |
| 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" |
| |
| @a = common global [60 x i16] zeroinitializer, align 1 |
| @.str = private constant [8 x i8] c"abcdefg\00" |
| |
| define void @test_no_simplify() { |
| ; CHECK: @test_no_simplify |
| %dst = getelementptr inbounds [60 x i16]* @a, i32 0, i32 0 |
| %src = getelementptr inbounds [8 x i8]* @.str, i32 0, i32 0 |
| |
| ; CHECK-NEXT: call i16* @__strcpy_chk |
| call i16* @__strcpy_chk(i16* %dst, i8* %src, i32 8) |
| ret void |
| } |
| |
| declare i16* @__strcpy_chk(i16*, i8*, i32) |
