1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --check-attributes --check-globals 2; RUN: opt -max-heap-to-stack-size=-1 -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,TUNIT 3; RUN: opt -max-heap-to-stack-size=-1 -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,CGSCC 4 5declare i64 @subfn(ptr) #0 6 7declare noalias ptr @malloc(i64) allockind("alloc,uninitialized") allocsize(0) "alloc-family"="malloc" 8declare noalias ptr @calloc(i64, i64) allockind("alloc,zeroed") allocsize(0,1) "alloc-family"="malloc" 9declare void @free(ptr) allockind("free") "alloc-family"="malloc" 10 11define i64 @f(i64 %len) { 12; CHECK-LABEL: define {{[^@]+}}@f 13; CHECK-SAME: (i64 [[LEN:%.*]]) { 14; CHECK-NEXT: entry: 15; CHECK-NEXT: [[MEM_H2S:%.*]] = alloca i8, i64 [[LEN]], align 1 16; CHECK-NEXT: [[RES:%.*]] = call i64 @subfn(ptr [[MEM_H2S]]) #[[ATTR5:[0-9]+]] 17; CHECK-NEXT: ret i64 [[RES]] 18; 19entry: 20 %mem = call ptr @malloc(i64 %len) 21 %res = call i64 @subfn(ptr %mem) 22 call void @free(ptr %mem) 23 ret i64 %res 24} 25 26 27define i64 @g(i64 %len) { 28; CHECK-LABEL: define {{[^@]+}}@g 29; CHECK-SAME: (i64 [[LEN:%.*]]) { 30; CHECK-NEXT: entry: 31; CHECK-NEXT: [[TMP0:%.*]] = mul i64 [[LEN]], 8 32; CHECK-NEXT: [[MEM_H2S:%.*]] = alloca i8, i64 [[TMP0]], align 1 33; CHECK-NEXT: call void @llvm.memset.p0.i64(ptr [[MEM_H2S]], i8 0, i64 [[TMP0]], i1 false) 34; CHECK-NEXT: [[RES:%.*]] = call i64 @subfn(ptr [[MEM_H2S]]) #[[ATTR5]] 35; CHECK-NEXT: ret i64 [[RES]] 36; 37entry: 38 %mem = call ptr @calloc(i64 %len, i64 8) 39 %res = call i64 @subfn(ptr %mem) 40 call void @free(ptr %mem) 41 ret i64 %res 42} 43 44attributes #0 = { nounwind willreturn } 45;. 46; CHECK: attributes #[[ATTR0:[0-9]+]] = { nounwind willreturn } 47; CHECK: attributes #[[ATTR1:[0-9]+]] = { allockind("alloc,uninitialized") allocsize(0) "alloc-family"="malloc" } 48; CHECK: attributes #[[ATTR2:[0-9]+]] = { allockind("alloc,zeroed") allocsize(0,1) "alloc-family"="malloc" } 49; CHECK: attributes #[[ATTR3:[0-9]+]] = { allockind("free") "alloc-family"="malloc" } 50; CHECK: attributes #[[ATTR4:[0-9]+]] = { nocallback nofree nounwind willreturn memory(argmem: write) } 51; CHECK: attributes #[[ATTR5]] = { nounwind } 52;. 53;; NOTE: These prefixes are unused and the list is autogenerated. Do not add tests below this line: 54; CGSCC: {{.*}} 55; TUNIT: {{.*}} 56