File: fsanitize-object-size.c

package info (click to toggle)
llvm-toolchain-19 1%3A19.1.7-3
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 1,998,520 kB
  • sloc: cpp: 6,951,680; ansic: 1,486,157; asm: 913,598; python: 232,024; f90: 80,126; objc: 75,281; lisp: 37,276; pascal: 16,990; sh: 10,009; ml: 5,058; perl: 4,724; awk: 3,523; makefile: 3,167; javascript: 2,504; xml: 892; fortran: 664; cs: 573
file content (32 lines) | stat: -rw-r--r-- 2,678 bytes parent folder | download | duplicates (7)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
// Check that the object size check is disabled at -O0.
//
// RUN: %clang --target=x86_64-linux-gnu -fsanitize=object-size %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-NO-OSIZE
// RUN: %clang --target=x86_64-linux-gnu -fsanitize=object-size %s -O0 -### 2>&1 | FileCheck %s --check-prefix=CHECK-NO-OSIZE
// RUN: %clang --target=x86_64-linux-gnu -fsanitize=null,object-size %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-NO-OSIZE
// RUN: %clang --target=x86_64-linux-gnu -Werror -fsanitize=null,object-size %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-NO-OSIZE
// RUN: %clang --target=x86_64-linux-gnu -fsanitize=undefined %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-NO-OSIZE-NO-WARNING

// Check that the object size check is enabled at other optimization levels.
//
// RUN: %clang --target=x86_64-linux-gnu -fsanitize=undefined -O1 %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-HAS-OSIZE
// RUN: %clang --target=x86_64-linux-gnu -fsanitize=object-size -O2 %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-HAS-OSIZE
// RUN: %clang --target=x86_64-linux-gnu -fsanitize=object-size -O3 %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-HAS-OSIZE
// RUN: %clang --target=x86_64-linux-gnu -fsanitize=object-size -O4 %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-HAS-OSIZE
// RUN: %clang --target=x86_64-linux-gnu -fsanitize=object-size -Ofast %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-HAS-OSIZE
// RUN: %clang --target=x86_64-linux-gnu -fsanitize=object-size -Os %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-HAS-OSIZE
// RUN: %clang --target=x86_64-linux-gnu -fsanitize=object-size -Oz %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-HAS-OSIZE
// RUN: %clang --target=x86_64-linux-gnu -fsanitize=object-size -Og %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-HAS-OSIZE

// Use of trap mode shouldn't affect the object size check.
//
// RUN: %clang --target=x86_64-linux-gnu -fsanitize=undefined -fsanitize-trap=undefined -O1 %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-HAS-OSIZE
// RUN: %clang --target=x86_64-linux-gnu -fsanitize=undefined-trap -O1 %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-HAS-OSIZE
// RUN: %clang --target=x86_64-linux-gnu -fsanitize=undefined-trap -fsanitize-undefined-trap-on-error -O1 %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-HAS-OSIZE

// CHECK-HAS-OSIZE-NOT: warning: the object size sanitizer
// CHECK-HAS-OSIZE: -fsanitize={{[^ ]*}}object-size

// CHECK-NO-OSIZE: warning: the object size sanitizer has no effect at -O0, but is explicitly enabled: -fsanitize={{[^ ]*}}object-size
// CHECK-NO-OSIZE-NOT: -fsanitize={{[^ ]*}}object-size

// CHECK-NO-OSIZE-NO-WARNING-NOT: -fsanitize={{[^ ]*}}object-size