62 lines
2.0 KiB
LLVM
62 lines
2.0 KiB
LLVM
|
; Check that the basic block sections suffix naming does not conflict with __cxx_global_var_init.N naming.
|
||
|
|
; How to generate this file:
|
||
|
|
;; class A {
|
||
|
|
;; public:
|
||
|
|
;; A(bool a) { }
|
||
|
|
;; };
|
||
|
|
;;
|
||
|
|
;; extern bool bar(int);
|
||
|
|
;; A g_a(bar(5) ? bar(3) : false), g_b(true);
|
||
|
|
;;
|
||
|
|
;; $ clang -O1 -emit-llvm -S
|
||
|
|
;;
|
||
|
|
; __cxx_global_var_init has multiple basic blocks which will produce many sections.
|
||
|
|
; RUN: llc < %s -mtriple=x86_64-pc-linux -function-sections -basic-block-sections=all -unique-basic-block-section-names | FileCheck %s
|
||
|
|
|
||
|
|
; CHECK-LABEL: __cxx_global_var_init:
|
||
|
|
; CHECK-LABEL: __cxx_global_var_init.__part.1:
|
||
|
|
; CHECK-LABEL: __cxx_global_var_init.1:
|
||
|
|
|
||
|
|
%class.A = type { i8 }
|
||
|
|
|
||
|
|
$_ZN1AC2Eb = comdat any
|
||
|
|
|
||
|
|
@g_a = dso_local global %class.A zeroinitializer, align 1
|
||
|
|
@g_b = dso_local global %class.A zeroinitializer, align 1
|
||
|
|
@llvm.global_ctors = appending global [1 x { i32, void ()*, i8* }] [{ i32, void ()*, i8* } { i32 65535, void ()* @_GLOBAL__sub_I_symcollision.cc, i8* null }]
|
||
|
|
|
||
|
|
define internal fastcc void @__cxx_global_var_init() unnamed_addr section ".text.startup" {
|
||
|
|
entry:
|
||
|
|
%call = call zeroext i1 @_Z3bari(i32 5)
|
||
|
|
br i1 %call, label %cond.true, label %cond.end
|
||
|
|
|
||
|
|
cond.true: ; preds = %entry
|
||
|
|
%call1 = call zeroext i1 @_Z3bari(i32 3)
|
||
|
|
br label %cond.end
|
||
|
|
|
||
|
|
cond.end: ; preds = %entry, %cond.true
|
||
|
|
%cond = phi i1 [ %call1, %cond.true ], [ false, %entry ]
|
||
|
|
call void @_ZN1AC2Eb(%class.A* nonnull @g_a, i1 zeroext %cond)
|
||
|
|
ret void
|
||
|
|
}
|
||
|
|
|
||
|
|
declare dso_local zeroext i1 @_Z3bari(i32) local_unnamed_addr
|
||
|
|
|
||
|
|
define linkonce_odr dso_local void @_ZN1AC2Eb(%class.A* %this, i1 zeroext %a) unnamed_addr comdat align 2 {
|
||
|
|
entry:
|
||
|
|
ret void
|
||
|
|
}
|
||
|
|
|
||
|
|
define internal fastcc void @__cxx_global_var_init.1() unnamed_addr section ".text.startup" {
|
||
|
|
entry:
|
||
|
|
call void @_ZN1AC2Eb(%class.A* nonnull @g_b, i1 zeroext true)
|
||
|
|
ret void
|
||
|
|
}
|
||
|
|
|
||
|
|
define internal void @_GLOBAL__sub_I_symcollision.cc() section ".text.startup" {
|
||
|
|
entry:
|
||
|
|
call fastcc void @__cxx_global_var_init()
|
||
|
|
call fastcc void @__cxx_global_var_init.1()
|
||
|
|
ret void
|
||
|
|
}
|