forked from OSchip/llvm-project
34 lines
1.3 KiB
LLVM
34 lines
1.3 KiB
LLVM
; Test marking string functions as nobuiltin in thread sanitizer.
|
|
;
|
|
; RUN: opt < %s -tsan -S | FileCheck %s
|
|
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"
|
|
target triple = "x86_64-unknown-linux-gnu"
|
|
|
|
declare i8* @memchr(i8* %a, i32 %b, i64 %c)
|
|
declare i32 @memcmp(i8* %a, i8* %b, i64 %c)
|
|
declare i32 @strcmp(i8* %a, i8* %b)
|
|
declare i8* @strcpy(i8* %a, i8* %b)
|
|
declare i8* @stpcpy(i8* %a, i8* %b)
|
|
declare i64 @strlen(i8* %a)
|
|
declare i64 @strnlen(i8* %a, i64 %b)
|
|
|
|
; CHECK: call{{.*}}@memchr{{.*}} #[[ATTR:[0-9]+]]
|
|
; CHECK: call{{.*}}@memcmp{{.*}} #[[ATTR]]
|
|
; CHECK: call{{.*}}@strcmp{{.*}} #[[ATTR]]
|
|
; CHECK: call{{.*}}@strcpy{{.*}} #[[ATTR]]
|
|
; CHECK: call{{.*}}@stpcpy{{.*}} #[[ATTR]]
|
|
; CHECK: call{{.*}}@strlen{{.*}} #[[ATTR]]
|
|
; CHECK: call{{.*}}@strnlen{{.*}} #[[ATTR]]
|
|
; attributes #[[ATTR]] = { nobuiltin }
|
|
|
|
define void @f1(i8* %a, i8* %b) nounwind uwtable sanitize_thread {
|
|
tail call i8* @memchr(i8* %a, i32 1, i64 12)
|
|
tail call i32 @memcmp(i8* %a, i8* %b, i64 12)
|
|
tail call i32 @strcmp(i8* %a, i8* %b)
|
|
tail call i8* @strcpy(i8* %a, i8* %b)
|
|
tail call i8* @stpcpy(i8* %a, i8* %b)
|
|
tail call i64 @strlen(i8* %a)
|
|
tail call i64 @strnlen(i8* %a, i64 12)
|
|
ret void
|
|
}
|