File: cg-updater-dead-function-callees.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 (31 lines) | stat: -rw-r--r-- 560 bytes parent folder | download | duplicates (12)
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
28
29
30
31
; RUN: opt -passes=inline,attributor-cgscc,tailcallelim -S %s | FileCheck %s
;
; CHECK: define void @foo()
; CHECK: declare i32 @baz()
; CHECK-NOT: void @goo()
; CHECK-NOT: void @bar()

define void @foo() {
  call fastcc void @bar()
  ret void
}

define internal fastcc void @goo() {
  call fastcc void @bar()
  ret void
}

define internal fastcc void @bar() {
  %call = call i32 @baz()
  %cond = icmp eq i32 %call, 0
  br i1 %cond, label %if.then, label %if.end

if.then:
  call fastcc void @goo()
  br label %if.end

if.end:
  ret void
}

declare i32 @baz()