File: dropped_constructor.ll

package info (click to toggle)
llvm-toolchain-15 1%3A15.0.6-4
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,554,644 kB
  • sloc: cpp: 5,922,452; ansic: 1,012,136; asm: 674,362; python: 191,568; objc: 73,855; f90: 42,327; lisp: 31,913; pascal: 11,973; javascript: 10,144; sh: 9,421; perl: 7,447; ml: 5,527; awk: 3,523; makefile: 2,520; xml: 885; cs: 573; fortran: 567
file content (19 lines) | stat: -rw-r--r-- 798 bytes parent folder | download | duplicates (13) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
 
; Test to ensure that a global value that was dropped to a declaration
; (e.g. ThinLTO will drop non-prevailing weak to declarations) does not
; provoke creation of a comdat when it had an initializer.
; RUN: llc -mtriple x86_64-unknown-linux-gnu < %s | FileCheck %s
; CHECK-NOT: comdat

; ModuleID = 'dropped_constructor.o'
source_filename = "dropped_constructor.c"
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

@fv = external global i8, align 8
@llvm.global_ctors = appending global [1 x { i32, ptr, ptr }] [{ i32, ptr, ptr } { i32 65535, ptr @__cxx_global_var_init.33, ptr @fv }]

; Function Attrs: norecurse nounwind
define internal void @__cxx_global_var_init.33() section ".text.startup" {
  store i8 1, ptr @fv, align 8
  ret void
}