1 | // RUN: %clang_cc1 -fsanitize=local-bounds -emit-llvm -triple x86_64-apple-darwin10 %s -o - | FileCheck %s |
2 | // RUN: %clang_cc1 -fsanitize=local-bounds -fexperimental-new-pass-manager -emit-llvm -triple x86_64-apple-darwin10 %s -o - | FileCheck %s |
3 | // RUN: %clang_cc1 -fsanitize=array-bounds -O -fsanitize-trap=array-bounds -emit-llvm -triple x86_64-apple-darwin10 -DNO_DYNAMIC %s -o - | FileCheck %s |
4 | // RUN: %clang_cc1 -fsanitize=array-bounds -O -fsanitize-trap=array-bounds -fexperimental-new-pass-manager -emit-llvm -triple x86_64-apple-darwin10 -DNO_DYNAMIC %s -o - | FileCheck %s |
5 | // |
6 | // REQUIRES: x86-registered-target |
7 | |
8 | // CHECK-LABEL: @f |
9 | double f(int b, int i) { |
10 | double a[b]; |
11 | // CHECK: call {{.*}} @llvm.trap |
12 | return a[i]; |
13 | } |
14 | |
15 | // CHECK-LABEL: @f2 |
16 | void f2() { |
17 | // everything is constant; no trap possible |
18 | // CHECK-NOT: call {{.*}} @llvm.trap |
19 | int a[2]; |
20 | a[1] = 42; |
21 | |
22 | #ifndef NO_DYNAMIC |
23 | short *b = malloc(64); |
24 | b[5] = *a + a[1] + 2; |
25 | #endif |
26 | } |
27 | |
28 | // CHECK-LABEL: @f3 |
29 | void f3() { |
30 | int a[1]; |
31 | // CHECK: call {{.*}} @llvm.trap |
32 | a[2] = 1; |
33 | } |
34 | |