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| author |   Hans Wennborg <hans@hanshq.net> | 2018-02-07 19:51:13 +0000 |
|---|---|---|
| committer | Hans Wennborg <hans@hanshq.net> | 2018-02-07 19:51:13 +0000 |
| commit | 5aa8942f65adf27e5786bded1cdffcc6cc3aa7d4 (patch) | |
| tree | b31ae89b4d12501d68156769ecf7769f79fe8bf1 | |
| parent | Merging r324467 and r324468: (diff) | |
| download | llvm-project-5aa8942f65adf27e5786bded1cdffcc6cc3aa7d4.tar.gz llvm-project-5aa8942f65adf27e5786bded1cdffcc6cc3aa7d4.tar.bz2 llvm-project-5aa8942f65adf27e5786bded1cdffcc6cc3aa7d4.zip | |
Merging r324496:llvmorg-6.0.0-rc2
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r324496 | yroux | 2018-02-07 19:27:25 +0100 (Wed, 07 Feb 2018) | 9 lines
[asan] Fix filename size on linux platforms.
This is a a fix for:
https://bugs.llvm.org/show_bug.cgi?id=35996
Use filename limits from system headers to be synchronized with what
LD_PRELOAD can handle.
Differential Revision: https://reviews.llvm.org/D42900
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llvm-svn: 324506
| -rw-r--r-- | compiler-rt/lib/asan/asan_linux.cc | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/compiler-rt/lib/asan/asan_linux.cc b/compiler-rt/lib/asan/asan_linux.cc index 047e1dbb72fa..625f32d408df 100644 --- a/compiler-rt/lib/asan/asan_linux.cc +++ b/compiler-rt/lib/asan/asan_linux.cc @@ -32,6 +32,7 @@ #include <sys/types.h> #include <dlfcn.h> #include <fcntl.h> +#include <limits.h> #include <pthread.h> #include <stdio.h> #include <unistd.h> @@ -214,7 +215,7 @@ void AsanCheckIncompatibleRT() { // the functions in dynamic ASan runtime instead of the functions in // system libraries, causing crashes later in ASan initialization. MemoryMappingLayout proc_maps(/*cache_enabled*/true); - char filename[128]; + char filename[PATH_MAX]; MemoryMappedSegment segment(filename, sizeof(filename)); while (proc_maps.Next(&segment)) { if (IsDynamicRTName(segment.filename)) { |