llvm-project/llvm/test/Transforms/Inline/cfg_preserve_test.ll

21 lines
329 B
LLVM

; 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
}