head	1.1;
branch	1.1.1;
access;
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	gcc-14-4-0:1.1.1.1
	gcc-14-3-0:1.1.1.1
	FSF:1.1.1;
locks; strict;
comment	@// @;


1.1
date	2025.09.13.23.45.04;	author mrg;	state Exp;
branches
	1.1.1.1;
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commitid	KwhwN4krNWa6XBaG;

1.1.1.1
date	2025.09.13.23.45.04;	author mrg;	state Exp;
branches;
next	;
commitid	KwhwN4krNWa6XBaG;


desc
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1.1
log
@Initial revision
@
text
@//===-- sanitizer_dl.cpp --------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file has helper functions that depend on libc's dynamic loading
// introspection.
//
//===----------------------------------------------------------------------===//

#include "sanitizer_dl.h"

#include "sanitizer_common/sanitizer_platform.h"

#if SANITIZER_GLIBC
#  include <dlfcn.h>
#endif

namespace __sanitizer {
extern const char *SanitizerToolName;

const char *DladdrSelfFName(void) {
#if SANITIZER_GLIBC
  Dl_info info;
  int ret = dladdr((void *)&SanitizerToolName, &info);
  if (ret) {
    return info.dli_fname;
  }
#endif

  return nullptr;
}

}  // namespace __sanitizer
@


1.1.1.1
log
@initial import of GCC 14.3.0.

major changes in GCC 13:
- improved sanitizer
- zstd debug info compression
- LTO improvements
- SARIF based diagnostic support
- new warnings: -Wxor-used-as-pow, -Wenum-int-mismatch, -Wself-move,
  -Wdangling-reference
- many new -Wanalyzer* specific warnings
- enhanced warnings: -Wpessimizing-move, -Wredundant-move
- new attributes to mark file descriptors, c++23 "assume"
- several C23 features added
- several C++23 features added
- many new features for Arm, x86, RISC-V

major changes in GCC 14:
- more strict C99 or newer support
- ia64* marked deprecated (but seemingly still in GCC 15.)
- several new hardening features
- support for "hardbool", which can have user supplied values of true/false
- explicit support for stack scrubbing upon function exit
- better auto-vectorisation support
- added clang-compatible __has_feature and __has_extension
- more C23, including -std=c23
- several C++26 features added
- better diagnostics in C++ templates
- new warnings: -Wnrvo, Welaborated-enum-base
- many new features for Arm, x86, RISC-V
- possible ABI breaking change for SPARC64 and small structures with arrays
  of floats.
@
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