1 ; Test marking string functions as nobuiltin in efficiency sanitizer. 2 ; 3 ; RUN: opt < %s -esan -S | FileCheck %s 4 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64" 5 target triple = "x86_64-unknown-linux-gnu" 6 7 declare i8* @memchr(i8* %a, i32 %b, i64 %c) 8 declare i32 @memcmp(i8* %a, i8* %b, i64 %c) 9 declare i32 @strcmp(i8* %a, i8* %b) 10 declare i8* @strcpy(i8* %a, i8* %b) 11 declare i8* @stpcpy(i8* %a, i8* %b) 12 declare i64 @strlen(i8* %a) 13 declare i64 @strnlen(i8* %a, i64 %b) 14 15 ; CHECK: call{{.*}}@memchr{{.*}} #[[ATTR:[0-9]+]] 16 ; CHECK: call{{.*}}@memcmp{{.*}} #[[ATTR]] 17 ; CHECK: call{{.*}}@strcmp{{.*}} #[[ATTR]] 18 ; CHECK: call{{.*}}@strcpy{{.*}} #[[ATTR]] 19 ; CHECK: call{{.*}}@stpcpy{{.*}} #[[ATTR]] 20 ; CHECK: call{{.*}}@strlen{{.*}} #[[ATTR]] 21 ; CHECK: call{{.*}}@strnlen{{.*}} #[[ATTR]] 22 ; attributes #[[ATTR]] = { nobuiltin } 23 24 define void @f1(i8* %a, i8* %b) nounwind uwtable { 25 tail call i8* @memchr(i8* %a, i32 1, i64 12) 26 tail call i32 @memcmp(i8* %a, i8* %b, i64 12) 27 tail call i32 @strcmp(i8* %a, i8* %b) 28 tail call i8* @strcpy(i8* %a, i8* %b) 29 tail call i8* @stpcpy(i8* %a, i8* %b) 30 tail call i64 @strlen(i8* %a) 31 tail call i64 @strnlen(i8* %a, i64 12) 32 ret void 33 } 34
