Report error for non-zero data in .bss
authorWeiming Zhao <weimingz@codeaurora.org>
Sun, 22 Jun 2014 00:33:44 +0000 (00:33 +0000)
committerWeiming Zhao <weimingz@codeaurora.org>
Sun, 22 Jun 2014 00:33:44 +0000 (00:33 +0000)
commit58eb5ab3266f6c7e04b5ae7ec92fa741eea45422
tree55db4ca83a6dc4cd0dfc4ecc4dfcb864f621231d
parent579cf371899768903da16f8f195ebc718e77f6b2
Report error for non-zero data in .bss

User may initialize a var with non-zero value and specify .bss section.
E.g. : int a __attribute__((section(".bss"))) = 2;

This patch converts an assertion to error report for better user
experience.

Differential Revision: http://reviews.llvm.org/D4199

llvm-svn: 211455
llvm/lib/MC/MCAssembler.cpp
llvm/test/MC/ELF/ARM/bss-non-zero-value.s [new file with mode: 0644]