File: pr25745.ll

package info (click to toggle)
llvm-toolchain-16 1%3A16.0.6-15~deb12u1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,634,792 kB
  • sloc: cpp: 6,179,261; ansic: 1,216,205; asm: 741,319; python: 196,614; objc: 75,325; f90: 49,640; lisp: 32,396; pascal: 12,286; sh: 9,394; perl: 7,442; ml: 5,494; awk: 3,523; makefile: 2,723; javascript: 1,206; xml: 886; fortran: 581; cs: 573
file content (20 lines) | stat: -rw-r--r-- 474 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
20
 
; RUN: opt -S -passes=instcombine < %s | FileCheck %s

; Checking for a crash

declare void @use.i1(i1 %val)
declare void @use.i64(i64 %val)

define i64 @f(i32 %x) {
; CHECK-LABEL: @f(
 entry:
  %x.wide = sext i32 %x to i64
  %minus.x = sub i32 0, %x
  %minus.x.wide = sext i32 %minus.x to i64
  %c = icmp slt i32 %x, 0
  %val = select i1 %c, i64 %x.wide, i64 %minus.x.wide
  call void @use.i1(i1 %c)
  call void @use.i64(i64 %x.wide)
  ret i64 %val
; CHECK: ret i64 %val
}