diff options
Diffstat (limited to 'test/Analysis/misc-ps-region-store.m')
| -rw-r--r-- | test/Analysis/misc-ps-region-store.m | 26 |
1 files changed, 22 insertions, 4 deletions
diff --git a/test/Analysis/misc-ps-region-store.m b/test/Analysis/misc-ps-region-store.m index 0fdab83..d263d4d 100644 --- a/test/Analysis/misc-ps-region-store.m +++ b/test/Analysis/misc-ps-region-store.m @@ -1,5 +1,5 @@ -// RUN: %clang_cc1 -triple i386-apple-darwin9 -analyze -analyzer-checker=core,deadcode.IdempotentOperations,experimental.core.CastToStruct,experimental.security.ReturnPtrRange,experimental.security.ArrayBound -analyzer-store=region -verify -fblocks -analyzer-opt-analyze-nested-blocks %s -// RUN: %clang_cc1 -triple x86_64-apple-darwin9 -DTEST_64 -analyze -analyzer-checker=core,deadcode.IdempotentOperations,experimental.core.CastToStruct,experimental.security.ReturnPtrRange,experimental.security.ArrayBound -analyzer-store=region -verify -fblocks -analyzer-opt-analyze-nested-blocks %s +// RUN: %clang_cc1 -triple i386-apple-darwin9 -analyze -analyzer-checker=core,experimental.deadcode.IdempotentOperations,experimental.core.CastToStruct,experimental.security.ReturnPtrRange,experimental.security.ArrayBound -analyzer-store=region -verify -fblocks -analyzer-opt-analyze-nested-blocks -Wno-objc-root-class %s +// RUN: %clang_cc1 -triple x86_64-apple-darwin9 -DTEST_64 -analyze -analyzer-checker=core,experimental.deadcode.IdempotentOperations,experimental.core.CastToStruct,experimental.security.ReturnPtrRange,experimental.security.ArrayBound -analyzer-store=region -verify -fblocks -analyzer-opt-analyze-nested-blocks -Wno-objc-root-class %s typedef long unsigned int size_t; void *memcpy(void *, const void *, size_t); @@ -294,9 +294,11 @@ int test_invalidate_field_test_positive() { struct ArrayWrapper { unsigned char y[16]; }; struct WrappedStruct { unsigned z; }; +void test_handle_array_wrapper_helper(); + int test_handle_array_wrapper() { struct ArrayWrapper x; - test_handle_array_wrapper(&x); + test_handle_array_wrapper_helper(&x); struct WrappedStruct *p = (struct WrappedStruct*) x.y; // expected-warning{{Casting a non-structure type to a structure type and accessing a field can lead to memory access errors or data corruption.}} return p->z; // no-warning } @@ -918,7 +920,7 @@ int rdar_7770737_pos(void) void pr6302(id x, Class y) { // This previously crashed the analyzer (reported in PR 6302) - x->isa = y; + x->isa = y; // expected-warning {{direct access to objective-c's isa is deprecated in favor of object_setClass() and object_getClass()}} } //===----------------------------------------------------------------------===// @@ -1323,3 +1325,19 @@ void rdar9444714() { *dst = '\0'; } +// Test handling symbolic elements with field accesses. +// <rdar://problem/11127008> +typedef struct { + unsigned value; +} RDar11127008; + +signed rdar_11127008_index(); + +static unsigned rdar_11127008(void) { + RDar11127008 values[] = {{.value = 0}, {.value = 1}}; + signed index = rdar_11127008_index(); + if (index < 0) return 0; + if (index >= 2) return 0; + return values[index].value; +} + |
