This is the mail archive of the gcc-patches@gcc.gnu.org mailing list for the GCC project.
Index Nav: | [Date Index] [Subject Index] [Author Index] [Thread Index] | |
---|---|---|
Message Nav: | [Date Prev] [Date Next] | [Thread Prev] [Thread Next] |
Other format: | [Raw text] |
Hello, the attached patch avoids a stack overflow crash due to not trying to create a null-terminated duplicate of the argument char array on the stack. Also, for the common case it avoids an extra allocation and an extra memcpy. Regtested on x86_64-unknown-linux-gnu, Ok for trunk? 2014-05-03 Janne Blomqvist <jb@gcc.gnu.org> PR libfortran/61035 * intrinsics/getcwd.c (getcwd_i4_sub): Avoid potentially large stack allocation, avoid extra copying in the common case. -- Janne Blomqvist
Attachment:
getcwd.diff
Description: Text document
Index Nav: | [Date Index] [Subject Index] [Author Index] [Thread Index] | |
---|---|---|
Message Nav: | [Date Prev] [Date Next] | [Thread Prev] [Thread Next] |