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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5
; RUN: opt < %s -passes=ipsccp -S | FileCheck %s
;
define internal i32 @testf(i1 %c) {
; CHECK-LABEL: define internal i32 @testf(
; CHECK-SAME: i1 [[C:%.*]]) {
; CHECK-NEXT: [[ENTRY:.*:]]
; CHECK-NEXT: br i1 [[C]], label %[[IF_COND:.*]], label %[[IF_END:.*]]
; CHECK: [[IF_COND]]:
; CHECK-NEXT: unreachable
; CHECK: [[IF_END]]:
; CHECK-NEXT: ret i32 poison
;
entry:
br i1 %c, label %if.cond, label %if.end
if.cond:
br i1 undef, label %if.then, label %if.end
if.then: ; preds = %entry, %if.then
ret i32 11
if.end: ; preds = %if.then1, %entry
ret i32 10
}
;
define internal i32 @test1(i1 %c) {
; CHECK-LABEL: define internal i32 @test1(
; CHECK-SAME: i1 [[C:%.*]]) {
; CHECK-NEXT: [[ENTRY:.*:]]
; CHECK-NEXT: br label %[[IF_THEN:.*]]
; CHECK: [[IF_THEN]]:
; CHECK-NEXT: [[CALL:%.*]] = call i32 @testf(i1 [[C]])
; CHECK-NEXT: br label %[[RET1:.*]]
; CHECK: [[RET1]]:
; CHECK-NEXT: ret i32 poison
;
entry:
br label %if.then
if.then: ; preds = %entry, %if.then
%call = call i32 @testf(i1 %c)
%res = icmp eq i32 %call, 10
br i1 %res, label %ret1, label %ret2
ret1: ; preds = %if.then, %entry
ret i32 99
ret2: ; preds = %if.then, %entry
ret i32 0
}
;
define i32 @main(i1 %c) {
; CHECK-LABEL: define i32 @main(
; CHECK-SAME: i1 [[C:%.*]]) {
; CHECK-NEXT: [[RES:%.*]] = call i32 @test1(i1 [[C]])
; CHECK-NEXT: ret i32 99
;
%res = call i32 @test1(i1 %c)
ret i32 %res
}
|
