File: 2002-05-28-Crash-distilled.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 (19 lines) | stat: -rw-r--r-- 561 bytes parent folder | download | duplicates (16) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
 
; This testcase is a distilled form of: 2002-05-28-Crash.ll

; RUN: opt < %s -passes=adce
; RUN: opt < %s -passes=adce -adce-remove-loops -S | FileCheck %s

define float @test(i32 %i) {
        %F = sitofp i32 %i to float             ; <float> [#uses=1]
        %I = bitcast i32 %i to i32              ; <i32> [#uses=1]
        br label %Loop

Loop:           ; preds = %Loop, %0
        %B = icmp ne i32 %I, 0          ; <i1> [#uses=1]
; CHECK:   br label %Out
        br i1 %B, label %Out, label %Loop

Out:            ; preds = %Loop
        ret float %F
}