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| author | Yvan Roux <yvan.roux@linaro.org> | 2018-02-07 18:27:25 +0000 |
|---|---|---|
| committer | Yvan Roux <yvan.roux@linaro.org> | 2018-02-07 18:27:25 +0000 |
| commit | cae4970b344b5588bed8b6b88c1ea999e086791b (patch) | |
| tree | 13988c0c3dab9d1b8b3e0b5bb4de172fd6600655 | |
| parent | aaeab8d4efa59b62e47e062a34d567e3ca4ae567 (diff) | |
| download | bcm5719-llvm-cae4970b344b5588bed8b6b88c1ea999e086791b.tar.gz bcm5719-llvm-cae4970b344b5588bed8b6b88c1ea999e086791b.zip | |
[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
llvm-svn: 324496
| -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 047e1dbb72f..625f32d408d 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)) { |
