472 lines
20 KiB
LLVM
472 lines
20 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --check-attributes --check-globals
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; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,TUNIT
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; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,CGSCC
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target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
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declare ptr @geti1Ptr()
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; Make sure we do *not* return true.
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;.
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; CHECK: @[[G1:[a-zA-Z0-9_$"\\.-]+]] = private global ptr undef
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; CHECK: @[[G2:[a-zA-Z0-9_$"\\.-]+]] = private global ptr undef
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; CHECK: @[[G3:[a-zA-Z0-9_$"\\.-]+]] = private global i1 undef
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;.
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define internal i1 @recursive_inst_comparator(ptr %a, ptr %b) {
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; CHECK: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(none)
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; CHECK-LABEL: define {{[^@]+}}@recursive_inst_comparator
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; CHECK-SAME: (ptr noalias nofree readnone [[A:%.*]], ptr noalias nofree readnone [[B:%.*]]) #[[ATTR0:[0-9]+]] {
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; CHECK-NEXT: [[CMP:%.*]] = icmp eq ptr [[A]], [[B]]
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; CHECK-NEXT: ret i1 [[CMP]]
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;
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%cmp = icmp eq ptr %a, %b
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ret i1 %cmp
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}
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define internal i1 @recursive_inst_generator(i1 %c, ptr %p) {
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; TUNIT-LABEL: define {{[^@]+}}@recursive_inst_generator
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; TUNIT-SAME: (i1 [[C:%.*]], ptr nofree [[P:%.*]]) {
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; TUNIT-NEXT: [[A:%.*]] = call ptr @geti1Ptr()
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; TUNIT-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
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; TUNIT: t:
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; TUNIT-NEXT: [[R1:%.*]] = call i1 @recursive_inst_comparator(ptr noalias nofree readnone [[A]], ptr noalias nofree readnone [[P]]) #[[ATTR7:[0-9]+]]
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; TUNIT-NEXT: ret i1 [[R1]]
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; TUNIT: f:
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; TUNIT-NEXT: [[R2:%.*]] = call i1 @recursive_inst_generator(i1 noundef true, ptr nofree [[A]])
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; TUNIT-NEXT: ret i1 [[R2]]
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;
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; CGSCC-LABEL: define {{[^@]+}}@recursive_inst_generator
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; CGSCC-SAME: (i1 [[C:%.*]], ptr nofree [[P:%.*]]) {
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; CGSCC-NEXT: [[A:%.*]] = call ptr @geti1Ptr()
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; CGSCC-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
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; CGSCC: t:
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; CGSCC-NEXT: [[R1:%.*]] = call i1 @recursive_inst_comparator(ptr noalias nofree readnone [[A]], ptr noalias nofree readnone [[P]])
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; CGSCC-NEXT: ret i1 [[R1]]
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; CGSCC: f:
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; CGSCC-NEXT: [[R2:%.*]] = call i1 @recursive_inst_generator(i1 noundef true, ptr nofree [[A]])
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; CGSCC-NEXT: ret i1 [[R2]]
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;
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%a = call ptr @geti1Ptr()
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br i1 %c, label %t, label %f
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t:
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%r1 = call i1 @recursive_inst_comparator(ptr %a, ptr %p)
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ret i1 %r1
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f:
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%r2 = call i1 @recursive_inst_generator(i1 true, ptr %a)
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ret i1 %r2
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}
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; FIXME: This should *not* return true.
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define i1 @recursive_inst_generator_caller(i1 %c) {
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; TUNIT-LABEL: define {{[^@]+}}@recursive_inst_generator_caller
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; TUNIT-SAME: (i1 [[C:%.*]]) {
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; TUNIT-NEXT: [[CALL:%.*]] = call i1 @recursive_inst_generator(i1 [[C]], ptr undef)
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; TUNIT-NEXT: ret i1 [[CALL]]
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;
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; CGSCC-LABEL: define {{[^@]+}}@recursive_inst_generator_caller
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; CGSCC-SAME: (i1 [[C:%.*]]) {
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; CGSCC-NEXT: [[CALL:%.*]] = call i1 @recursive_inst_generator(i1 [[C]], ptr nofree undef)
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; CGSCC-NEXT: ret i1 [[CALL]]
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;
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%call = call i1 @recursive_inst_generator(i1 %c, ptr undef)
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ret i1 %call
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}
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; Make sure we do *not* return true.
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define internal i1 @recursive_inst_compare(i1 %c, ptr %p) {
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; CHECK-LABEL: define {{[^@]+}}@recursive_inst_compare
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; CHECK-SAME: (i1 [[C:%.*]], ptr [[P:%.*]]) {
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; CHECK-NEXT: [[A:%.*]] = call ptr @geti1Ptr()
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; CHECK-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
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; CHECK: t:
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; CHECK-NEXT: [[CMP:%.*]] = icmp eq ptr [[A]], [[P]]
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; CHECK-NEXT: ret i1 [[CMP]]
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; CHECK: f:
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; CHECK-NEXT: [[CALL:%.*]] = call i1 @recursive_inst_compare(i1 noundef true, ptr [[A]])
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; CHECK-NEXT: ret i1 [[CALL]]
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;
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%a = call ptr @geti1Ptr()
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br i1 %c, label %t, label %f
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t:
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%cmp = icmp eq ptr %a, %p
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ret i1 %cmp
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f:
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%call = call i1 @recursive_inst_compare(i1 true, ptr %a)
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ret i1 %call
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}
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; FIXME: This should *not* return true.
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define i1 @recursive_inst_compare_caller(i1 %c) {
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; CHECK-LABEL: define {{[^@]+}}@recursive_inst_compare_caller
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; CHECK-SAME: (i1 [[C:%.*]]) {
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; CHECK-NEXT: [[CALL:%.*]] = call i1 @recursive_inst_compare(i1 [[C]], ptr undef)
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; CHECK-NEXT: ret i1 [[CALL]]
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;
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%call = call i1 @recursive_inst_compare(i1 %c, ptr undef)
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ret i1 %call
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}
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; Make sure we do *not* return true.
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define internal i1 @recursive_alloca_compare(i1 %c, ptr %p) {
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; CHECK: Function Attrs: nofree nosync nounwind memory(none)
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; CHECK-LABEL: define {{[^@]+}}@recursive_alloca_compare
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; CHECK-SAME: (i1 noundef [[C:%.*]], ptr noalias nofree readnone [[P:%.*]]) #[[ATTR1:[0-9]+]] {
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; CHECK-NEXT: [[A:%.*]] = alloca i1, align 1
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; CHECK-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
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; CHECK: t:
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; CHECK-NEXT: [[CMP:%.*]] = icmp eq ptr [[A]], [[P]]
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; CHECK-NEXT: ret i1 [[CMP]]
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; CHECK: f:
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; CHECK-NEXT: [[CALL:%.*]] = call i1 @recursive_alloca_compare(i1 noundef true, ptr noalias nofree noundef nonnull readnone dereferenceable(1) [[A]]) #[[ATTR1]]
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; CHECK-NEXT: ret i1 [[CALL]]
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;
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%a = alloca i1
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br i1 %c, label %t, label %f
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t:
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%cmp = icmp eq ptr %a, %p
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ret i1 %cmp
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f:
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%call = call i1 @recursive_alloca_compare(i1 true, ptr %a)
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ret i1 %call
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}
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; FIXME: This should *not* return true.
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define i1 @recursive_alloca_compare_caller(i1 %c) {
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; TUNIT: Function Attrs: nofree norecurse nosync nounwind memory(none)
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; TUNIT-LABEL: define {{[^@]+}}@recursive_alloca_compare_caller
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; TUNIT-SAME: (i1 [[C:%.*]]) #[[ATTR2:[0-9]+]] {
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; TUNIT-NEXT: [[CALL:%.*]] = call i1 @recursive_alloca_compare(i1 noundef [[C]], ptr undef) #[[ATTR1]]
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; TUNIT-NEXT: ret i1 [[CALL]]
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;
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; CGSCC: Function Attrs: nofree nosync nounwind memory(none)
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; CGSCC-LABEL: define {{[^@]+}}@recursive_alloca_compare_caller
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; CGSCC-SAME: (i1 noundef [[C:%.*]]) #[[ATTR1]] {
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; CGSCC-NEXT: [[CALL:%.*]] = call i1 @recursive_alloca_compare(i1 noundef [[C]], ptr nofree undef) #[[ATTR1]]
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; CGSCC-NEXT: ret i1 [[CALL]]
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;
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%call = call i1 @recursive_alloca_compare(i1 %c, ptr undef)
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ret i1 %call
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}
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; Make sure we do *not* simplify this to return 0 or 1, return 42 is ok though.
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define internal i8 @recursive_alloca_load_return(i1 %c, ptr %p, i8 %v) {
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; TUNIT: Function Attrs: nofree nosync nounwind memory(argmem: readwrite)
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; TUNIT-LABEL: define {{[^@]+}}@recursive_alloca_load_return
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; TUNIT-SAME: (i1 noundef [[C:%.*]], ptr noalias nocapture nofree readonly [[P:%.*]], i8 noundef [[V:%.*]]) #[[ATTR3:[0-9]+]] {
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; TUNIT-NEXT: [[A:%.*]] = alloca i8, align 1
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; TUNIT-NEXT: store i8 [[V]], ptr [[A]], align 1
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; TUNIT-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
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; TUNIT: t:
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; TUNIT-NEXT: store i8 0, ptr [[A]], align 1
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; TUNIT-NEXT: [[L:%.*]] = load i8, ptr [[P]], align 1
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; TUNIT-NEXT: ret i8 [[L]]
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; TUNIT: f:
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; TUNIT-NEXT: [[CALL:%.*]] = call i8 @recursive_alloca_load_return(i1 noundef true, ptr noalias nocapture nofree noundef nonnull readonly dereferenceable(1) [[A]], i8 noundef 1) #[[ATTR4:[0-9]+]]
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; TUNIT-NEXT: ret i8 [[CALL]]
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;
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; CGSCC: Function Attrs: nofree nosync nounwind memory(argmem: readwrite)
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; CGSCC-LABEL: define {{[^@]+}}@recursive_alloca_load_return
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; CGSCC-SAME: (i1 noundef [[C:%.*]], ptr noalias nocapture nofree readonly [[P:%.*]], i8 noundef [[V:%.*]]) #[[ATTR2:[0-9]+]] {
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; CGSCC-NEXT: [[A:%.*]] = alloca i8, align 1
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; CGSCC-NEXT: store i8 [[V]], ptr [[A]], align 1
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; CGSCC-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
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; CGSCC: t:
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; CGSCC-NEXT: store i8 0, ptr [[A]], align 1
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; CGSCC-NEXT: [[L:%.*]] = load i8, ptr [[P]], align 1
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; CGSCC-NEXT: ret i8 [[L]]
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; CGSCC: f:
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; CGSCC-NEXT: [[CALL:%.*]] = call i8 @recursive_alloca_load_return(i1 noundef true, ptr noalias nocapture nofree noundef nonnull readonly dereferenceable(1) [[A]], i8 noundef 1) #[[ATTR3:[0-9]+]]
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; CGSCC-NEXT: ret i8 [[CALL]]
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;
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%a = alloca i8
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store i8 %v, ptr %a
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br i1 %c, label %t, label %f
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t:
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store i8 0, ptr %a
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%l = load i8, ptr %p
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ret i8 %l
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f:
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%call = call i8 @recursive_alloca_load_return(i1 true, ptr %a, i8 1)
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ret i8 %call
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}
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define i8 @recursive_alloca_load_return_caller(i1 %c) {
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; TUNIT: Function Attrs: nofree norecurse nosync nounwind memory(none)
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; TUNIT-LABEL: define {{[^@]+}}@recursive_alloca_load_return_caller
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; TUNIT-SAME: (i1 [[C:%.*]]) #[[ATTR2]] {
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; TUNIT-NEXT: [[CALL:%.*]] = call i8 @recursive_alloca_load_return(i1 noundef [[C]], ptr undef, i8 noundef 42) #[[ATTR4]]
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; TUNIT-NEXT: ret i8 [[CALL]]
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;
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; CGSCC: Function Attrs: nofree nosync nounwind memory(none)
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; CGSCC-LABEL: define {{[^@]+}}@recursive_alloca_load_return_caller
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; CGSCC-SAME: (i1 noundef [[C:%.*]]) #[[ATTR1]] {
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; CGSCC-NEXT: [[CALL:%.*]] = call i8 @recursive_alloca_load_return(i1 noundef [[C]], ptr nofree undef, i8 noundef 42) #[[ATTR5:[0-9]+]]
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; CGSCC-NEXT: ret i8 [[CALL]]
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;
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%call = call i8 @recursive_alloca_load_return(i1 %c, ptr undef, i8 42)
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ret i8 %call
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}
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@G1 = private global ptr undef
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@G2 = private global ptr undef
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@G3 = private global i1 undef
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; Make sure we do *not* return true.
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define internal i1 @recursive_alloca_compare_global1(i1 %c) {
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; TUNIT: Function Attrs: nofree nosync nounwind
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; TUNIT-LABEL: define {{[^@]+}}@recursive_alloca_compare_global1
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; TUNIT-SAME: (i1 noundef [[C:%.*]]) #[[ATTR4]] {
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; TUNIT-NEXT: [[A:%.*]] = alloca i1, align 1
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; TUNIT-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
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; TUNIT: t:
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; TUNIT-NEXT: [[P:%.*]] = load ptr, ptr @G1, align 8
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; TUNIT-NEXT: [[CMP:%.*]] = icmp eq ptr [[A]], [[P]]
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; TUNIT-NEXT: ret i1 [[CMP]]
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; TUNIT: f:
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; TUNIT-NEXT: store ptr [[A]], ptr @G1, align 8
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; TUNIT-NEXT: [[CALL:%.*]] = call i1 @recursive_alloca_compare_global1(i1 noundef true) #[[ATTR4]]
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; TUNIT-NEXT: ret i1 [[CALL]]
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;
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; CGSCC: Function Attrs: nofree nosync nounwind
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; CGSCC-LABEL: define {{[^@]+}}@recursive_alloca_compare_global1
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; CGSCC-SAME: (i1 noundef [[C:%.*]]) #[[ATTR3]] {
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; CGSCC-NEXT: [[A:%.*]] = alloca i1, align 1
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; CGSCC-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
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; CGSCC: t:
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; CGSCC-NEXT: [[P:%.*]] = load ptr, ptr @G1, align 8
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; CGSCC-NEXT: [[CMP:%.*]] = icmp eq ptr [[A]], [[P]]
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; CGSCC-NEXT: ret i1 [[CMP]]
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; CGSCC: f:
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; CGSCC-NEXT: store ptr [[A]], ptr @G1, align 8
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; CGSCC-NEXT: [[CALL:%.*]] = call i1 @recursive_alloca_compare_global1(i1 noundef true) #[[ATTR3]]
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; CGSCC-NEXT: ret i1 [[CALL]]
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;
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%a = alloca i1
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br i1 %c, label %t, label %f
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t:
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%p = load ptr, ptr @G1
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%cmp = icmp eq ptr %a, %p
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ret i1 %cmp
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f:
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store ptr %a, ptr @G1
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%call = call i1 @recursive_alloca_compare_global1(i1 true)
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ret i1 %call
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}
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; FIXME: This should *not* return true.
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define i1 @recursive_alloca_compare_caller_global1(i1 %c) {
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; TUNIT: Function Attrs: nofree norecurse nosync nounwind
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; TUNIT-LABEL: define {{[^@]+}}@recursive_alloca_compare_caller_global1
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; TUNIT-SAME: (i1 [[C:%.*]]) #[[ATTR5:[0-9]+]] {
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; TUNIT-NEXT: [[CALL:%.*]] = call i1 @recursive_alloca_compare_global1(i1 noundef [[C]]) #[[ATTR4]]
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; TUNIT-NEXT: ret i1 [[CALL]]
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;
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; CGSCC: Function Attrs: nofree nosync nounwind
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; CGSCC-LABEL: define {{[^@]+}}@recursive_alloca_compare_caller_global1
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; CGSCC-SAME: (i1 noundef [[C:%.*]]) #[[ATTR3]] {
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; CGSCC-NEXT: [[CALL:%.*]] = call i1 @recursive_alloca_compare_global1(i1 noundef [[C]]) #[[ATTR5]]
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; CGSCC-NEXT: ret i1 [[CALL]]
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;
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%call = call i1 @recursive_alloca_compare_global1(i1 %c)
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ret i1 %call
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}
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define internal i1 @recursive_alloca_compare_global2(i1 %c) {
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; TUNIT: Function Attrs: nofree nosync nounwind
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; TUNIT-LABEL: define {{[^@]+}}@recursive_alloca_compare_global2
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; TUNIT-SAME: (i1 noundef [[C:%.*]]) #[[ATTR4]] {
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; TUNIT-NEXT: [[A:%.*]] = alloca i1, align 1
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; TUNIT-NEXT: [[P:%.*]] = load ptr, ptr @G2, align 8
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; TUNIT-NEXT: store ptr [[A]], ptr @G2, align 8
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; TUNIT-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
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; TUNIT: t:
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; TUNIT-NEXT: [[CMP:%.*]] = icmp eq ptr [[A]], [[P]]
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; TUNIT-NEXT: ret i1 [[CMP]]
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; TUNIT: f:
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; TUNIT-NEXT: [[CALL:%.*]] = call i1 @recursive_alloca_compare_global2(i1 noundef true) #[[ATTR4]]
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; TUNIT-NEXT: ret i1 [[CALL]]
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;
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; CGSCC: Function Attrs: nofree nosync nounwind
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; CGSCC-LABEL: define {{[^@]+}}@recursive_alloca_compare_global2
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; CGSCC-SAME: (i1 noundef [[C:%.*]]) #[[ATTR3]] {
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; CGSCC-NEXT: [[A:%.*]] = alloca i1, align 1
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; CGSCC-NEXT: [[P:%.*]] = load ptr, ptr @G2, align 8
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; CGSCC-NEXT: store ptr [[A]], ptr @G2, align 8
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; CGSCC-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
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; CGSCC: t:
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; CGSCC-NEXT: [[CMP:%.*]] = icmp eq ptr [[A]], [[P]]
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; CGSCC-NEXT: ret i1 [[CMP]]
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; CGSCC: f:
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; CGSCC-NEXT: [[CALL:%.*]] = call i1 @recursive_alloca_compare_global2(i1 noundef true) #[[ATTR3]]
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; CGSCC-NEXT: ret i1 [[CALL]]
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;
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%a = alloca i1
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%p = load ptr, ptr @G2
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store ptr %a, ptr @G2
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br i1 %c, label %t, label %f
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t:
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%cmp = icmp eq ptr %a, %p
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ret i1 %cmp
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f:
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%call = call i1 @recursive_alloca_compare_global2(i1 true)
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ret i1 %call
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}
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; FIXME: This should *not* return true.
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define i1 @recursive_alloca_compare_caller_global2(i1 %c) {
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; TUNIT: Function Attrs: nofree norecurse nosync nounwind
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; TUNIT-LABEL: define {{[^@]+}}@recursive_alloca_compare_caller_global2
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; TUNIT-SAME: (i1 [[C:%.*]]) #[[ATTR5]] {
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; TUNIT-NEXT: [[CALL:%.*]] = call i1 @recursive_alloca_compare_global2(i1 noundef [[C]]) #[[ATTR4]]
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; TUNIT-NEXT: ret i1 [[CALL]]
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;
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; CGSCC: Function Attrs: nofree nosync nounwind
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; CGSCC-LABEL: define {{[^@]+}}@recursive_alloca_compare_caller_global2
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; CGSCC-SAME: (i1 noundef [[C:%.*]]) #[[ATTR3]] {
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; CGSCC-NEXT: [[CALL:%.*]] = call i1 @recursive_alloca_compare_global2(i1 noundef [[C]]) #[[ATTR5]]
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; CGSCC-NEXT: ret i1 [[CALL]]
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;
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%call = call i1 @recursive_alloca_compare_global2(i1 %c)
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ret i1 %call
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}
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define internal i1 @recursive_inst_compare_global3(i1 %c) {
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;
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; TUNIT: Function Attrs: nofree nosync nounwind
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; TUNIT-LABEL: define {{[^@]+}}@recursive_inst_compare_global3
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; TUNIT-SAME: (i1 noundef [[C:%.*]]) #[[ATTR4]] {
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; TUNIT-NEXT: [[P:%.*]] = load i1, ptr @G3, align 1
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; TUNIT-NEXT: store i1 [[C]], ptr @G3, align 1
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|
; TUNIT-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
|
|
; TUNIT: t:
|
|
; TUNIT-NEXT: [[CMP:%.*]] = icmp eq i1 [[C]], [[P]]
|
|
; TUNIT-NEXT: ret i1 [[CMP]]
|
|
; TUNIT: f:
|
|
; TUNIT-NEXT: [[CALL:%.*]] = call i1 @recursive_inst_compare_global3(i1 noundef true) #[[ATTR4]]
|
|
; TUNIT-NEXT: ret i1 [[CALL]]
|
|
;
|
|
; CGSCC: Function Attrs: nofree nosync nounwind
|
|
; CGSCC-LABEL: define {{[^@]+}}@recursive_inst_compare_global3
|
|
; CGSCC-SAME: (i1 noundef [[C:%.*]]) #[[ATTR3]] {
|
|
; CGSCC-NEXT: [[P:%.*]] = load i1, ptr @G3, align 1
|
|
; CGSCC-NEXT: store i1 [[C]], ptr @G3, align 1
|
|
; CGSCC-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
|
|
; CGSCC: t:
|
|
; CGSCC-NEXT: [[CMP:%.*]] = icmp eq i1 [[C]], [[P]]
|
|
; CGSCC-NEXT: ret i1 [[CMP]]
|
|
; CGSCC: f:
|
|
; CGSCC-NEXT: [[CALL:%.*]] = call i1 @recursive_inst_compare_global3(i1 noundef true) #[[ATTR3]]
|
|
; CGSCC-NEXT: ret i1 [[CALL]]
|
|
;
|
|
%p = load i1, ptr @G3
|
|
store i1 %c, ptr @G3
|
|
br i1 %c, label %t, label %f
|
|
t:
|
|
%cmp = icmp eq i1 %c, %p
|
|
ret i1 %cmp
|
|
f:
|
|
%call = call i1 @recursive_inst_compare_global3(i1 true)
|
|
ret i1 %call
|
|
}
|
|
|
|
; FIXME: This should *not* return true.
|
|
define i1 @recursive_inst_compare_caller_global3(i1 %c) {
|
|
; TUNIT: Function Attrs: nofree norecurse nosync nounwind
|
|
; TUNIT-LABEL: define {{[^@]+}}@recursive_inst_compare_caller_global3
|
|
; TUNIT-SAME: (i1 [[C:%.*]]) #[[ATTR5]] {
|
|
; TUNIT-NEXT: [[CALL:%.*]] = call i1 @recursive_inst_compare_global3(i1 noundef [[C]]) #[[ATTR4]]
|
|
; TUNIT-NEXT: ret i1 [[CALL]]
|
|
;
|
|
; CGSCC: Function Attrs: nofree nosync nounwind
|
|
; CGSCC-LABEL: define {{[^@]+}}@recursive_inst_compare_caller_global3
|
|
; CGSCC-SAME: (i1 noundef [[C:%.*]]) #[[ATTR3]] {
|
|
; CGSCC-NEXT: [[CALL:%.*]] = call i1 @recursive_inst_compare_global3(i1 noundef [[C]]) #[[ATTR5]]
|
|
; CGSCC-NEXT: ret i1 [[CALL]]
|
|
;
|
|
%call = call i1 @recursive_inst_compare_global3(i1 %c)
|
|
ret i1 %call
|
|
}
|
|
|
|
define i32 @non_unique_phi_ops(ptr %ptr) {
|
|
; TUNIT: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: read)
|
|
; TUNIT-LABEL: define {{[^@]+}}@non_unique_phi_ops
|
|
; TUNIT-SAME: (ptr nocapture nofree readonly [[PTR:%.*]]) #[[ATTR6:[0-9]+]] {
|
|
; TUNIT-NEXT: entry:
|
|
; TUNIT-NEXT: br label [[HEADER:%.*]]
|
|
; TUNIT: header:
|
|
; TUNIT-NEXT: [[I:%.*]] = phi i32 [ [[ADD:%.*]], [[F:%.*]] ], [ 0, [[ENTRY:%.*]] ]
|
|
; TUNIT-NEXT: [[P:%.*]] = phi i32 [ [[NON_UNIQUE:%.*]], [[F]] ], [ poison, [[ENTRY]] ]
|
|
; TUNIT-NEXT: [[ADD]] = add i32 [[I]], 1
|
|
; TUNIT-NEXT: [[G:%.*]] = getelementptr i32, ptr [[PTR]], i32 [[I]]
|
|
; TUNIT-NEXT: [[NON_UNIQUE_INPUT:%.*]] = load i32, ptr [[G]], align 4
|
|
; TUNIT-NEXT: [[CMP1:%.*]] = icmp eq i32 [[I]], [[NON_UNIQUE_INPUT]]
|
|
; TUNIT-NEXT: br i1 [[CMP1]], label [[T:%.*]], label [[F]]
|
|
; TUNIT: t:
|
|
; TUNIT-NEXT: br label [[F]]
|
|
; TUNIT: f:
|
|
; TUNIT-NEXT: [[NON_UNIQUE]] = phi i32 [ [[NON_UNIQUE_INPUT]], [[T]] ], [ [[P]], [[HEADER]] ]
|
|
; TUNIT-NEXT: [[CMP2:%.*]] = icmp slt i32 [[I]], 42
|
|
; TUNIT-NEXT: br i1 [[CMP2]], label [[HEADER]], label [[END:%.*]]
|
|
; TUNIT: end:
|
|
; TUNIT-NEXT: ret i32 [[P]]
|
|
;
|
|
; CGSCC: Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: read)
|
|
; CGSCC-LABEL: define {{[^@]+}}@non_unique_phi_ops
|
|
; CGSCC-SAME: (ptr nocapture nofree readonly [[PTR:%.*]]) #[[ATTR4:[0-9]+]] {
|
|
; CGSCC-NEXT: entry:
|
|
; CGSCC-NEXT: br label [[HEADER:%.*]]
|
|
; CGSCC: header:
|
|
; CGSCC-NEXT: [[I:%.*]] = phi i32 [ [[ADD:%.*]], [[F:%.*]] ], [ 0, [[ENTRY:%.*]] ]
|
|
; CGSCC-NEXT: [[P:%.*]] = phi i32 [ [[NON_UNIQUE:%.*]], [[F]] ], [ poison, [[ENTRY]] ]
|
|
; CGSCC-NEXT: [[ADD]] = add i32 [[I]], 1
|
|
; CGSCC-NEXT: [[G:%.*]] = getelementptr i32, ptr [[PTR]], i32 [[I]]
|
|
; CGSCC-NEXT: [[NON_UNIQUE_INPUT:%.*]] = load i32, ptr [[G]], align 4
|
|
; CGSCC-NEXT: [[CMP1:%.*]] = icmp eq i32 [[I]], [[NON_UNIQUE_INPUT]]
|
|
; CGSCC-NEXT: br i1 [[CMP1]], label [[T:%.*]], label [[F]]
|
|
; CGSCC: t:
|
|
; CGSCC-NEXT: br label [[F]]
|
|
; CGSCC: f:
|
|
; CGSCC-NEXT: [[NON_UNIQUE]] = phi i32 [ [[NON_UNIQUE_INPUT]], [[T]] ], [ [[P]], [[HEADER]] ]
|
|
; CGSCC-NEXT: [[CMP2:%.*]] = icmp slt i32 [[I]], 42
|
|
; CGSCC-NEXT: br i1 [[CMP2]], label [[HEADER]], label [[END:%.*]]
|
|
; CGSCC: end:
|
|
; CGSCC-NEXT: ret i32 [[P]]
|
|
;
|
|
entry:
|
|
br label %header
|
|
|
|
header:
|
|
%i = phi i32 [ %add, %f ], [ 0, %entry ]
|
|
%p = phi i32 [ %non_unique, %f ], [ poison, %entry ]
|
|
%add = add i32 %i, 1
|
|
%g = getelementptr i32, ptr %ptr, i32 %i
|
|
%non_unique_input = load i32, ptr %g, align 4
|
|
%cmp1 = icmp eq i32 %i, %non_unique_input
|
|
br i1 %cmp1, label %t, label %f
|
|
t:
|
|
br label %f
|
|
f:
|
|
%non_unique = phi i32 [ %non_unique_input, %t ], [ %p, %header ]
|
|
%cmp2 = icmp slt i32 %i, 42
|
|
br i1 %cmp2, label %header, label %end
|
|
|
|
end:
|
|
ret i32 %p
|
|
}
|
|
|
|
;.
|
|
; TUNIT: attributes #[[ATTR0]] = { mustprogress nofree norecurse nosync nounwind willreturn memory(none) }
|
|
; TUNIT: attributes #[[ATTR1]] = { nofree nosync nounwind memory(none) }
|
|
; TUNIT: attributes #[[ATTR2]] = { nofree norecurse nosync nounwind memory(none) }
|
|
; TUNIT: attributes #[[ATTR3]] = { nofree nosync nounwind memory(argmem: readwrite) }
|
|
; TUNIT: attributes #[[ATTR4]] = { nofree nosync nounwind }
|
|
; TUNIT: attributes #[[ATTR5]] = { nofree norecurse nosync nounwind }
|
|
; TUNIT: attributes #[[ATTR6]] = { mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: read) }
|
|
; TUNIT: attributes #[[ATTR7]] = { nounwind memory(none) }
|
|
;.
|
|
; CGSCC: attributes #[[ATTR0]] = { mustprogress nofree norecurse nosync nounwind willreturn memory(none) }
|
|
; CGSCC: attributes #[[ATTR1]] = { nofree nosync nounwind memory(none) }
|
|
; CGSCC: attributes #[[ATTR2]] = { nofree nosync nounwind memory(argmem: readwrite) }
|
|
; CGSCC: attributes #[[ATTR3]] = { nofree nosync nounwind }
|
|
; CGSCC: attributes #[[ATTR4]] = { mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: read) }
|
|
; CGSCC: attributes #[[ATTR5]] = { nofree nounwind }
|
|
;.
|