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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -simplifycfg -simplifycfg-require-and-preserve-domtree=1 -S %s | FileCheck %s
%foo = type { i32 (%foo)*, i32 }
declare i32 @putchar(i32)
define i32 @intercept(%foo %f) {
; CHECK-LABEL: @intercept(
; CHECK-NEXT: [[FN:%.*]] = extractvalue [[FOO:%.*]] %f, 0
; CHECK-NEXT: [[X:%.*]] = extractvalue [[FOO]] %f, 1
; CHECK-NEXT: [[X0:%.*]] = icmp eq i32 [[X]], 0
; CHECK-NEXT: br i1 [[X0]], label [[ZERO:%.*]], label [[NONZERO:%.*]]
; CHECK: Zero:
; CHECK-NEXT: [[R0:%.*]] = musttail call i32 [[FN]](%foo [[F:%.*]])
; CHECK-NEXT: ret i32 [[R0]]
; CHECK: Nonzero:
; CHECK-NEXT: [[R1:%.*]] = tail call i32 [[FN]](%foo [[F]])
; CHECK-NEXT: [[TMP1:%.*]] = tail call i32 @putchar(i32 [[R1]])
; CHECK-NEXT: ret i32 [[R1]]
;
%fn = extractvalue %foo %f, 0
%x = extractvalue %foo %f, 1
%x0 = icmp eq i32 %x, 0
br i1 %x0, label %Zero, label %Nonzero
Zero:
%r0 = musttail call i32 %fn(%foo %f)
ret i32 %r0
Nonzero:
%r1 = tail call i32 %fn(%foo %f)
%1 = tail call i32 @putchar(i32 %r1)
ret i32 %r1
}
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