Imported Upstream version 5.18.0.234

Former-commit-id: 8071ec1a8c5eaa9be24b41745add19297608001f

external/llvm/test/Transforms/InstCombine/branch.ll

@@ -1,27 +0,0 @@
-; Check that we fold the condition of branches of the
-; form: br <condition> dest1, dest2, where dest1 == dest2.
-; RUN: opt -instcombine -S < %s | FileCheck %s
-
-define i32 @test(i32 %x) {
-; CHECK-LABEL: @test
-entry:
-; CHECK-NOT: icmp
-; CHECK: br i1 false
-  %cmp = icmp ult i32 %x, 7
-  br i1 %cmp, label %merge, label %merge
-merge:
-; CHECK-LABEL: merge:
-; CHECK: ret i32 %x
-  ret i32 %x
-}
-
-@global = global i8 0
-
-define i32 @pat(i32 %x) {
-; CHECK-NOT: icmp false
-; CHECK: br i1 false
-  %y = icmp eq i32 27, ptrtoint(i8* @global to i32)
-  br i1 %y, label %patatino, label %patatino
-patatino:
-  ret i32 %x
-}