https://llvm.org/bugs/show_bug.cgi?id=23465
Bug ID: 23465
Summary: getenv() returns a null char* when debugging with lldb
Product: lldb
Version: 3.3
Hardware: Macintosh
OS: MacOS X
Status: NEW
Severity: release blocker
Priority: P
Component: All Bugs
Assignee: lldb-dev@cs.uiuc.edu
Reporter: samuel.te...@gmail.com
Classification: Unclassified
When calling getenv() with a valid environment variable name, a null char* is
returned and the following error report is shown by lldb when calling "new
std::string()" with the return value of getenv():
Process 21805 stopped
* thread #1: tid = 0x172288, 0x00007fff80e61152 libsystem_c.dylib`strlen + 18,
queue = 'com.apple.main-thread', stop reason = EXC_BAD_ACCESS (code=1,
address=0x0)
frame #0: 0x00007fff80e61152 libsystem_c.dylib`strlen + 18
libsystem_c.dylib`strlen:
-> 0x7fff80e61152 <+18>: pcmpeqb (%rdi), %xmm0
0x7fff80e61156 <+22>: pmovmskb %xmm0, %esi
0x7fff80e6115a <+26>: andq $0xf, %rcx
0x7fff80e6115e <+30>: orq $-0x1, %rax
(lldb) v
lldb-330.0.44
This doesn't happen when executing the compiled binary without lldb.
Using Mac OS X v10.10.3 (Yosemite)
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