1; Test that the strncpy folder avoids simplifying a call to the function 2; declared with an incompatible type. 3; 4; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 5; Test that the strncpy library call simplifier works correctly. 6; 7; RUN: opt < %s -passes=instcombine -S | FileCheck %s 8 9target 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" 10 11@hello = constant [6 x i8] c"hello\00" 12@a = common global [32 x i8] zeroinitializer, align 1 13 14declare i16 @strncpy(ptr, ptr, i32) 15 16; Check that 'strncpy' functions with the wrong prototype aren't simplified. 17 18define void @test_no_simplify1() { 19; CHECK-LABEL: @test_no_simplify1( 20; CHECK-NEXT: [[TMP1:%.*]] = call i16 @strncpy(ptr nonnull @a, ptr nonnull @hello, i32 6) 21; CHECK-NEXT: ret void 22; 23 24 call i16 @strncpy(ptr @a, ptr @hello, i32 6) 25 ret void 26} 27