1 // FIXME: https://code.google.com/p/address-sanitizer/issues/detail?id=316
2 // I'm not sure this is actually *that* issue, but this seems oddly similar to the other XFAIL'ed cases.
3 // UNSUPPORTED: android
4 // UNSUPPORTED: ios
5 
6 // RUN: %clang   -x c   -fsanitize=alignment -O0 %s -o %t && %run %t 2>&1 | FileCheck %s --implicit-check-not=" assumption " --implicit-check-not="note:" --implicit-check-not="error:"
7 // RUN: %clang   -x c   -fsanitize=alignment -O1 %s -o %t && %run %t 2>&1 | FileCheck %s --implicit-check-not=" assumption " --implicit-check-not="note:" --implicit-check-not="error:"
8 // RUN: %clang   -x c   -fsanitize=alignment -O2 %s -o %t && %run %t 2>&1 | FileCheck %s --implicit-check-not=" assumption " --implicit-check-not="note:" --implicit-check-not="error:"
9 // RUN: %clang   -x c   -fsanitize=alignment -O3 %s -o %t && %run %t 2>&1 | FileCheck %s --implicit-check-not=" assumption " --implicit-check-not="note:" --implicit-check-not="error:"
10 
11 // RUN: %clang   -x c++ -fsanitize=alignment -O0 %s -o %t && %run %t 2>&1 | FileCheck %s --implicit-check-not=" assumption " --implicit-check-not="note:" --implicit-check-not="error:"
12 // RUN: %clang   -x c++ -fsanitize=alignment -O1 %s -o %t && %run %t 2>&1 | FileCheck %s --implicit-check-not=" assumption " --implicit-check-not="note:" --implicit-check-not="error:"
13 // RUN: %clang   -x c++ -fsanitize=alignment -O2 %s -o %t && %run %t 2>&1 | FileCheck %s --implicit-check-not=" assumption " --implicit-check-not="note:" --implicit-check-not="error:"
14 // RUN: %clang   -x c++ -fsanitize=alignment -O3 %s -o %t && %run %t 2>&1 | FileCheck %s --implicit-check-not=" assumption " --implicit-check-not="note:" --implicit-check-not="error:"
15 
16 char **__attribute__((alloc_align(2)))
17 passthrough(char **x, unsigned long alignment) {
18   return x;
19 }
20 
21 unsigned long alignment;
22 
23 int main(int argc, char* argv[]) {
24   alignment = 0x80000000;
25 
26   passthrough(argv, alignment);
27   // CHECK: {{.*}}alignment-assumption-{{.*}}.cpp:[[@LINE-1]]:3: runtime error: assumption of 2147483648 byte alignment for pointer of type 'char **' failed
28   // CHECK: {{.*}}alignment-assumption-{{.*}}.cpp:[[@LINE-12]]:23: note: alignment assumption was specified here
29   // CHECK: 0x{{.*}}: note: address is {{.*}} aligned, misalignment offset is {{.*}} byte
30 
31   return 0;
32 }
33