1 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2 ; RUN: opt -S < %s -passes=instcombine | FileCheck %s
4 ; This test requires a target with 'bcmp' in its library.
5 ; It used to crash/assert because the function signature does
6 ; not match the expected libcall signature for memcmp -
7 ; the last arg should have type size_t -> i64 for this target.
9 target triple = "x86_64-unknown-linux-gnu"
11 @str = private unnamed_addr constant [6 x i8] c"abcde\00", align 1
13 declare i32 @memcmp(ptr, ptr, i32)
15 define void @PR50850() {
16 ; CHECK-LABEL: @PR50850(
17 ; CHECK-NEXT: [[CALL:%.*]] = call i32 @memcmp(ptr nonnull @PR50850, ptr nonnull @str, i32 6)
18 ; CHECK-NEXT: ret void
20 %call = call i32 @memcmp(ptr @PR50850, ptr @str, i32 6)