File: memcpy-no-nobuiltin-if-not-emitted.cpp

package info (click to toggle)
llvm-toolchain-16 1%3A16.0.6-15~deb11u2
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 1,634,820 kB
  • sloc: cpp: 6,179,261; ansic: 1,216,205; asm: 741,319; python: 196,614; objc: 75,325; f90: 49,640; lisp: 32,396; pascal: 12,286; sh: 9,394; perl: 7,442; ml: 5,494; awk: 3,523; makefile: 2,723; javascript: 1,206; xml: 886; fortran: 581; cs: 573
file content (16 lines) | stat: -rw-r--r-- 496 bytes parent folder | download | duplicates (12) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
 
// RUN: %clang_cc1 -triple i686-linux-gnu -std=c++11 -S -emit-llvm -o - %s | FileCheck %s
//
// Regression test for the issue reported at
// https://reviews.llvm.org/D78162#1986104

typedef unsigned long size_t;

extern "C" __inline__ __attribute__((__gnu_inline__)) void *memcpy(void *a, const void *b, unsigned c) {
  return __builtin_memcpy(a, b, c);
}
void *memcpy(void *, const void *, unsigned);

// CHECK-LABEL: define{{.*}} void @_Z1av
void a() { (void)memcpy; }

// CHECK-NOT: nobuiltin