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[hwasan] Fix test on x86. 

Reviewed By: dvyukov

Differential Revision: https://reviews.llvm.org/D107816
This commit is contained in:
Florian Mayer 2021-08-10 12:50:46 +01:00
parent 5de6b1acb5
commit be59a332eb
2 changed files with 10 additions and 4 deletions
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5
compiler-rt/test/hwasan/TestCases/double-free.c
View File

@ -13,7 +13,10 @@ int main() {
free(x);
// CHECK: ERROR: HWAddressSanitizer: invalid-free on address {{.*}} at pc {{[0x]+}}[[PC:.*]] on thread T{{[0-9]+}}
// CHECK: tags: [[PTR_TAG:..]]/[[MEM_TAG:..]] (ptr/mem)
// CHECK: #0 {{[0x]+}}{{.*}}[[PC]] in free
// CHECK: #0 {{[0x]+}}{{.*}}[[PC]]
// If we instrument using calls (default on x86), free is not the top frame
// of the fault.
// CHECK: in free
// CHECK: freed by thread {{.*}} here:
// CHECK: previously allocated here:
// CHECK: Memory tags around the buggy address (one tag corresponds to 16 bytes):

9
compiler-rt/test/hwasan/TestCases/use-after-free.c
View File

@ -22,7 +22,10 @@ int main() {
if (ISREAD) r = x[5]; else x[5] = 42; // should be on the same line.
// CHECK: ERROR: HWAddressSanitizer: tag-mismatch on address {{.*}} at pc {{[0x]+}}[[PC:.*]]
// CHECK: [[TYPE]] of size 1 at {{.*}} tags: [[PTR_TAG:[0-9a-f][0-9a-f]]]/[[MEM_TAG:[0-9a-f][0-9a-f]]] (ptr/mem)
// CHECK: #{{[0-9]}} {{[0-9]+}}{{.*}}[[PC]] in main {{.*}}use-after-free.c:[[@LINE-3]]
// CHECK: #{{[0-9]}} {{[0-9]+}}{{.*}}[[PC]]
// If we instrument using calls (default on x86), main is not the top frame
// of the fault.
// CHECK: in main {{.*}}use-after-free.c:[[@LINE-6]]
// Offset is 5 or 11 depending on left/right alignment.
// CHECK: is a small unallocated heap chunk; size: 32 offset: {{5|11}}
// CHECK: Cause: use-after-free
@ -30,11 +33,11 @@ int main() {
//
// CHECK: freed by thread {{.*}} here:
// CHECK: #0 {{.*}} in {{.*}}free{{.*}} {{.*}}hwasan_allocation_functions.cpp
// CHECK: #1 {{.*}} in main {{.*}}use-after-free.c:[[@LINE-16]]
// CHECK: #1 {{.*}} in main {{.*}}use-after-free.c:[[@LINE-19]]
// CHECK: previously allocated here:
// CHECK: #0 {{.*}} in {{.*}}malloc{{.*}} {{.*}}hwasan_allocation_functions.cpp
// CHECK: #1 {{.*}} in main {{.*}}use-after-free.c:[[@LINE-21]]
// CHECK: #1 {{.*}} in main {{.*}}use-after-free.c:[[@LINE-24]]
// CHECK: Memory tags around the buggy address (one tag corresponds to 16 bytes):
// CHECK: =>{{.*}}[[MEM_TAG]]
// CHECK: SUMMARY: HWAddressSanitizer: tag-mismatch