File: cfg_preserve_test.ll

package info (click to toggle)
llvm-toolchain-6.0 1%3A6.0.1-10
  • links: PTS, VCS
  • area: main
  • in suites: buster
  • size: 598,080 kB
  • sloc: cpp: 3,046,253; ansic: 595,057; asm: 271,965; python: 128,926; objc: 106,554; sh: 21,906; lisp: 10,191; pascal: 6,094; ml: 5,544; perl: 5,265; makefile: 2,227; cs: 2,027; xml: 686; php: 212; csh: 117
file content (20 lines) | stat: -rw-r--r-- 329 bytes parent folder | download | duplicates (15)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
; This test ensures that inlining an "empty" function does not destroy the CFG
;
; RUN: opt < %s -inline -S | FileCheck %s

define i32 @func(i32 %i) {
  ret i32 %i
}


define i32 @main() {
; CHECK-LABEL: define i32 @main()
entry:
  %X = call i32 @func(i32 7)
; CHECK-NOT: call
; CHECK-NOT: br

  ret i32 %X
; CHECK: ret i32 7
}