; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --check-attributes --check-globals ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,TUNIT ; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,CGSCC ; ; FIXME: The GEP + BC + GEP solution we create is not great but correct. declare void @use(ptr nocapture readonly %arg) define void @caller() { ; TUNIT-LABEL: define {{[^@]+}}@caller() { ; TUNIT-NEXT: entry: ; TUNIT-NEXT: [[LEFT:%.*]] = alloca [3 x i32], align 4 ; TUNIT-NEXT: [[TMP0:%.*]] = load i32, ptr [[LEFT]], align 4 ; TUNIT-NEXT: [[LEFT_B4:%.*]] = getelementptr i8, ptr [[LEFT]], i64 4 ; TUNIT-NEXT: [[TMP1:%.*]] = load i32, ptr [[LEFT_B4]], align 4 ; TUNIT-NEXT: [[LEFT_B8:%.*]] = getelementptr i8, ptr [[LEFT]], i64 8 ; TUNIT-NEXT: [[TMP2:%.*]] = load i32, ptr [[LEFT_B8]], align 4 ; TUNIT-NEXT: call void @callee(i32 [[TMP0]], i32 [[TMP1]], i32 [[TMP2]]) ; TUNIT-NEXT: ret void ; ; CGSCC-LABEL: define {{[^@]+}}@caller() { ; CGSCC-NEXT: entry: ; CGSCC-NEXT: call void @callee(i32 undef, i32 undef, i32 undef) ; CGSCC-NEXT: ret void ; entry: %left = alloca [3 x i32], align 4 call void @callee(ptr %left) ret void } define internal void @callee(ptr noalias %arg) { ; CHECK: Function Attrs: memory(readwrite, argmem: none) ; CHECK-LABEL: define {{[^@]+}}@callee ; CHECK-SAME: (i32 [[TMP0:%.*]], i32 [[TMP1:%.*]], i32 [[TMP2:%.*]]) #[[ATTR0:[0-9]+]] { ; CHECK-NEXT: entry: ; CHECK-NEXT: [[ARG_PRIV:%.*]] = alloca [3 x i32], align 4 ; CHECK-NEXT: store i32 [[TMP0]], ptr [[ARG_PRIV]], align 4 ; CHECK-NEXT: [[ARG_PRIV_B4:%.*]] = getelementptr i8, ptr [[ARG_PRIV]], i64 4 ; CHECK-NEXT: store i32 [[TMP1]], ptr [[ARG_PRIV_B4]], align 4 ; CHECK-NEXT: [[ARG_PRIV_B8:%.*]] = getelementptr i8, ptr [[ARG_PRIV]], i64 8 ; CHECK-NEXT: store i32 [[TMP2]], ptr [[ARG_PRIV_B8]], align 4 ; CHECK-NEXT: call void @use(ptr noalias nofree noundef nonnull readonly align 4 captures(none) dereferenceable(12) [[ARG_PRIV]]) ; CHECK-NEXT: ret void ; entry: call void @use(ptr %arg) ret void } ;. ; TUNIT: attributes #[[ATTR0]] = { memory(readwrite, argmem: none) } ;. ; CGSCC: attributes #[[ATTR0]] = { memory(readwrite, argmem: none) } ;.