http://llvm.org/bugs/show_bug.cgi?id=12522
Bug #: 12522
Summary: Compilation of compiler-rt fails: weakref declaration
must have internal linkage
Product: compiler-rt
Version: unspecified
Platform: Other
OS/Version: Linux
Status: NEW
Severity: normal
Priority: P
Component: compiler-rt
AssignedTo: [email protected]
ReportedBy: [email protected]
CC: [email protected]
Classification: Unclassified
Dear all,
I am trying to compile the llvm suite but the compilation fails at the
compiler-rt step. It fails trying to compile the source
compiler-rt/lib/asan/asan_posix.cc.
I am using Redhat el5 and the gcc version is 4.1.2.
Thank you for your time,
Antoine
The error message is:
/usr/lib/gcc/x86_64-redhat-linux/4.1.2/../../../../include/c++/4.1.2/x86_64-redhat-linux/bits/gthr-default.h:100:1:
error: weakref declaration must have internal
linkage
__gthrw(pthread_once)
^
/usr/lib/gcc/x86_64-redhat-linux/4.1.2/../../../../include/c++/4.1.2/x86_64-redhat-linux/bits/gthr-default.h:81:23:
note: expanded from macro '__gthrw'
#define __gthrw(name) __gthrw2(__gthrw_ ## name,name,name)
^
/usr/lib/gcc/x86_64-redhat-linux/4.1.2/../../../../include/c++/4.1.2/x86_64-redhat-linux/bits/gthr-default.h:72:46:
note: expanded from macro '__gthrw2'
extern __typeof(type) name __attribute__ ((__weakref__(#name2))); \
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