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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -ipsccp -instcombine -S | FileCheck %s
define internal i32 @foo(i1 %C) {
; CHECK-LABEL: @foo(
; CHECK-NEXT: br i1 [[C:%.*]], label [[T:%.*]], label [[F:%.*]]
; CHECK: T:
; CHECK-NEXT: ret i32 undef
; CHECK: F:
; CHECK-NEXT: ret i32 undef
;
br i1 %C, label %T, label %F
T: ; preds = %0
ret i32 52
F: ; preds = %0
ret i32 52
}
define i1 @caller(i1 %C) {
; CHECK-LABEL: @caller(
; CHECK-NEXT: [[X:%.*]] = call i32 @foo(i1 [[C:%.*]])
; CHECK-NEXT: ret i1 true
;
%X = call i32 @foo( i1 %C ) ; <i32> [#uses=1]
%Y = icmp ne i32 %X, 0 ; <i1> [#uses=1]
ret i1 %Y
}
define i1 @invokecaller(i1 %C) personality i32 (...)* @__gxx_personality_v0 {
; CHECK-LABEL: @invokecaller(
; CHECK-NEXT: [[X:%.*]] = invoke i32 @foo(i1 [[C:%.*]])
; CHECK-NEXT: to label [[OK:%.*]] unwind label [[FAIL:%.*]]
; CHECK: OK:
; CHECK-NEXT: ret i1 true
; CHECK: FAIL:
; CHECK-NEXT: [[EXN:%.*]] = landingpad { i8*, i32 }
; CHECK-NEXT: cleanup
; CHECK-NEXT: ret i1 false
;
%X = invoke i32 @foo( i1 %C ) to label %OK unwind label %FAIL ; <i32> [#uses=1]
OK:
%Y = icmp ne i32 %X, 0 ; <i1> [#uses=1]
ret i1 %Y
FAIL:
%exn = landingpad {i8*, i32}
cleanup
ret i1 false
}
declare i32 @__gxx_personality_v0(...)
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