; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt -passes='loop(indvars,loop-unroll-full)' -S %s | FileCheck %s ; FIXME: The function is mis-compiled at the moment, ; store i64 [[SEL_2_LCSSA]], ptr [[DST_2:%.*]] writes the wrong value. define i8 @test_pr58340(ptr %dst.1, ptr %dst.2) { ; CHECK-LABEL: @test_pr58340( ; CHECK-NEXT: entry: ; CHECK-NEXT: br label [[OUTER_HEADER:%.*]] ; CHECK: outer.header: ; CHECK-NEXT: br label [[INNER_1_HEADER:%.*]] ; CHECK: inner.1.header: ; CHECK-NEXT: br i1 true, label [[MERGE:%.*]], label [[THEN:%.*]] ; CHECK: then: ; CHECK-NEXT: br label [[MERGE]] ; CHECK: merge: ; CHECK-NEXT: [[SEL_1:%.*]] = phi i32 [ 0, [[INNER_1_HEADER]] ], [ 2, [[THEN]] ] ; CHECK-NEXT: store i32 [[SEL_1]], ptr [[DST_1:%.*]], align 4 ; CHECK-NEXT: br label [[INNER_1_LATCH:%.*]] ; CHECK: inner.2.header.preheader: ; CHECK-NEXT: br label [[INNER_2_HEADER:%.*]] ; CHECK: inner.1.latch: ; CHECK-NEXT: br i1 false, label [[MERGE_1:%.*]], label [[THEN_1:%.*]] ; CHECK: then.1: ; CHECK-NEXT: br label [[MERGE_1]] ; CHECK: merge.1: ; CHECK-NEXT: [[SEL_1_1:%.*]] = phi i32 [ 0, [[INNER_1_LATCH]] ], [ 2, [[THEN_1]] ] ; CHECK-NEXT: store i32 [[SEL_1_1]], ptr [[DST_1]], align 4 ; CHECK-NEXT: br i1 false, label [[INNER_1_LATCH_1:%.*]], label [[INNER_2_HEADER_PREHEADER:%.*]] ; CHECK: inner.1.latch.1: ; CHECK-NEXT: unreachable ; CHECK: inner.2.header: ; CHECK-NEXT: br label [[INNER_3:%.*]] ; CHECK: inner.3: ; CHECK-NEXT: store i32 0, ptr [[DST_1]], align 4 ; CHECK-NEXT: store i64 0, ptr [[DST_2:%.*]], align 8 ; CHECK-NEXT: call void @clobber() ; CHECK-NEXT: br label [[OUTER_HEADER]] ; entry: br label %outer.header outer.header: %p.1 = phi i64 [ 0, %entry ], [ %sel.2, %outer.latch ] br label %inner.1.header inner.1.header: %p.2 = phi i64 [ %p.1, %outer.header ], [ 0, %inner.1.latch ] %b = phi i1 [ true, %outer.header ], [ false, %inner.1.latch ] br i1 %b, label %merge, label %then then: br label %merge merge: %sel.1 = phi i32 [ 0, %inner.1.header ], [ 2, %then ] store i32 %sel.1, ptr %dst.1, align 4 br i1 %b, label %inner.1.latch, label %inner.2.header inner.1.latch: br label %inner.1.header inner.2.header: br label %inner.3 inner.3: %sel.2 = phi i64 [ %sel.1.ext, %inner.3 ], [ 0, %inner.2.header ] %c.1 = icmp ult i32 %sel.1, 1 %sel.1.ext = sext i32 %sel.1 to i64 br i1 %c.1, label %inner.3, label %inner.2.latch inner.2.latch: br i1 false, label %inner.2.header, label %outer.latch outer.latch: store i32 0, ptr %dst.1, align 4 store i64 %sel.2, ptr %dst.2, align 8 call void @clobber() br label %outer.header } declare void @clobber()