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Don' try to make sections in comdats SHF_MERGE.

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Parts of llvm were not expecting it and we wouldn't print
the entity size of the section.

Given what comdats are used for, having SHF_MERGE sections would be
just a small improvement, so just disable it for now.

Fixes pr22463.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@228196 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Rafael Espindola
2015-02-04 21:27:24 +00:00
parent 54a6137379
commit e247dd2839
2 changed files with 12 additions and 4 deletions
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8
test/CodeGen/X86/global-sections-comdat.ll Normal file
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@@ -0,0 +1,8 @@
; RUN: llc < %s -mtriple=i386-unknown-linux | FileCheck %s -check-prefix=LINUX
; RUN: llc < %s -mtriple=i386-unknown-linux -data-sections | FileCheck %s -check-prefix=LINUX-SECTIONS
$G16 = comdat any
@G16 = unnamed_addr constant i32 42, comdat
; LINUX: .section .rodata.G16,"aG",@progbits,G16,comdat
; LINUX-SECTIONS: .section .rodata.G16,"aG",@progbits,G16,comdat