llvm/test/CodeGen/ARM/odr_comdat.ll
2012-02-24 13:52:45 +00:00

17 lines
870 B
LLVM

; RUN: llc < %s -mtriple=arm-linux-gnueabi | FileCheck %s -check-prefix=ARMGNUEABI
; Checking that a comdat group gets generated correctly for a static member
; of instantiated C++ templates.
; see http://sourcery.mentor.com/public/cxx-abi/abi.html#vague-itemplate
; section 5.2.6 Instantiated templates
; "Any static member data object is emitted in a COMDAT identified by its mangled
; name, in any object file with a reference to its name symbol."
; Case 1: variable is not explicitly initialized, and ends up in a .bss section
; ARMGNUEABI: .section .bss._ZN1CIiE1iE,"aGw",%nobits,_ZN1CIiE1iE,comdat
@_ZN1CIiE1iE = weak_odr global i32 0, align 4
; Case 2: variable is explicitly initialized, and ends up in a .data section
; ARMGNUEABI: .section .data._ZN1CIiE1jE,"aGw",%progbits,_ZN1CIiE1jE,comdat
@_ZN1CIiE1jE = weak_odr global i32 12, align 4