File: opaque-ptr-bug.ll

package info (click to toggle)
swiftlang 6.0.3-2
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 2,519,992 kB
  • sloc: cpp: 9,107,863; ansic: 2,040,022; asm: 1,135,751; python: 296,500; objc: 82,456; f90: 60,502; lisp: 34,951; pascal: 19,946; sh: 18,133; perl: 7,482; ml: 4,937; javascript: 4,117; makefile: 3,840; awk: 3,535; xml: 914; fortran: 619; cs: 573; ruby: 573
file content (27 lines) | stat: -rw-r--r-- 1,157 bytes parent folder | download | duplicates (6)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt %s -passes='scalarizer,dce' -S -scalarize-load-store -o - | FileCheck %s

; This used to crash because the same (pointer) value was scattered by
; different amounts.

define void @test1(ptr %p) {
; CHECK-LABEL: @test1(
; CHECK-NEXT:    [[P_I11:%.*]] = getelementptr i16, ptr [[P:%.*]], i32 1
; CHECK-NEXT:    [[P_I2:%.*]] = getelementptr i32, ptr [[P]], i32 2
; CHECK-NEXT:    [[P_I3:%.*]] = getelementptr i32, ptr [[P]], i32 3
; CHECK-NEXT:    store i32 0, ptr [[P]], align 8
; CHECK-NEXT:    [[P_I1:%.*]] = getelementptr i32, ptr [[P]], i32 1
; CHECK-NEXT:    store i32 0, ptr [[P_I1]], align 4
; CHECK-NEXT:    store i32 0, ptr [[P]], align 16
; CHECK-NEXT:    store i32 0, ptr [[P_I1]], align 4
; CHECK-NEXT:    store i32 0, ptr [[P_I2]], align 8
; CHECK-NEXT:    store i32 0, ptr [[P_I3]], align 4
; CHECK-NEXT:    store i16 0, ptr [[P]], align 4
; CHECK-NEXT:    store i16 0, ptr [[P_I11]], align 2
; CHECK-NEXT:    ret void
;
  store <2 x i32> zeroinitializer, ptr %p
  store <4 x i32> zeroinitializer, ptr %p
  store <2 x i16> zeroinitializer, ptr %p
  ret void
}