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[asan] Relax a flaky invalid-pointer-pairs test 

This test is flaky. Specifically, on some Mac configurations we see the
__sanitizer_ptr_cmp as the 0th frame. Let's relax it to not require that
f is in frame #0.

61396==ERROR: AddressSanitizer: invalid-pointer-pair: 0x01e00510 0x01e004d0
0 0x18f5a3 in __sanitizer_ptr_cmp ... libclang_rt.asan_osx_dynamic.dylib+0xaf5a3)
1 0xdd924 in f(char, char*, char*) ... invalid-pointer-pairs.cc:14:14

Differential Revision: http://reviews.llvm.org/D21588

llvm-svn: 273475
This commit is contained in:
Anna Zaks 2016-06-22 20:52:21 +00:00
parent ec7e29e941
commit 0a494bd4d4
1 changed files with 3 additions and 3 deletions
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6
compiler-rt/test/asan/TestCases/invalid-pointer-pairs.cc
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@ -13,10 +13,10 @@ int f(char c, char *p, char *q) {
// [[PTR1:0x[0-9a-f]+]] [[PTR2:0x[0-9a-f]+]]
switch (c) {
case 'g':
// CMP: #0 {{.*}} in f({{char, char\*, char\*|char,char \*,char \*}}) {{.*}}invalid-pointer-pairs.cc:[[@LINE+1]]:14
// CMP: #{{[0-9]+ .*}} in f({{char, char\*, char\*|char,char \*,char \*}}) {{.*}}invalid-pointer-pairs.cc:[[@LINE+1]]:14
return p > q;
case 's':
// SUB: #0 {{.*}} in f({{char, char\*, char\*|char,char \*,char \*}}) {{.*}}invalid-pointer-pairs.cc:[[@LINE+1]]:14
// SUB: #{{[0-9]+ .*}} in f({{char, char\*, char\*|char,char \*,char \*}}) {{.*}}invalid-pointer-pairs.cc:[[@LINE+1]]:14
return p - q;
case 'k': {
// OK-NOT: ERROR
@ -26,7 +26,7 @@ int f(char c, char *p, char *q) {
case 'f': {
char *p3 = p + 20;
free(p);
// FREE: #0 {{.*}} in f({{char, char\*, char\*|char,char \*,char \*}}) {{.*}}invalid-pointer-pairs.cc:[[@LINE+2]]:14
// FREE: #{{[0-9]+ .*}} in f({{char, char\*, char\*|char,char \*,char \*}}) {{.*}}invalid-pointer-pairs.cc:[[@LINE+2]]:14
// FREE: freed by thread
return p < p3;
}