diff options
| author | Erik Desjardins <erikdesjardins@users.noreply.github.com> | 2024-04-22 23:45:04 -0400 |
|---|---|---|
| committer | Erik Desjardins <erikdesjardins@users.noreply.github.com> | 2024-04-22 23:45:04 -0400 |
| commit | 6df27ef88f2ce082c8f3b9db134bfa3c0c28cf38 (patch) | |
| tree | 0b3e2693805c6d7271d8f437c622f38d5cda173c /tests/assembly/stack-protector | |
| parent | daaaacdcb31addf5a56fe70884d72cf28998bdc2 (diff) | |
| download | rust-6df27ef88f2ce082c8f3b9db134bfa3c0c28cf38.tar.gz rust-6df27ef88f2ce082c8f3b9db134bfa3c0c28cf38.zip | |
also update windows slack-protector tests
Diffstat (limited to 'tests/assembly/stack-protector')
| -rw-r--r-- | tests/assembly/stack-protector/stack-protector-heuristics-effect-windows-32bit.rs | 30 | ||||
| -rw-r--r-- | tests/assembly/stack-protector/stack-protector-heuristics-effect-windows-64bit.rs | 30 |
2 files changed, 16 insertions, 44 deletions
diff --git a/tests/assembly/stack-protector/stack-protector-heuristics-effect-windows-32bit.rs b/tests/assembly/stack-protector/stack-protector-heuristics-effect-windows-32bit.rs index 12339cb4415..51b4dc4e169 100644 --- a/tests/assembly/stack-protector/stack-protector-heuristics-effect-windows-32bit.rs +++ b/tests/assembly/stack-protector/stack-protector-heuristics-effect-windows-32bit.rs @@ -37,23 +37,9 @@ pub fn array_char(f: fn(*const char)) { f(&b as *const _); f(&c as *const _); - // Any type of local array variable leads to stack protection with the - // "strong" heuristic. The 'basic' heuristic only adds stack protection to - // functions with local array variables of a byte-sized type, however. Since - // 'char' is 4 bytes in Rust, this function is not protected by the 'basic' - // heuristic - // - // (This test *also* takes the address of the local stack variables. We - // cannot know that this isn't what triggers the `strong` heuristic. - // However, the test strategy of passing the address of a stack array to an - // external function is sufficient to trigger the `basic` heuristic (see - // test `array_u8_large()`). Since the `basic` heuristic only checks for the - // presence of stack-local array variables, we can be confident that this - // test also captures this part of the `strong` heuristic specification.) - // all: __security_check_cookie // strong: __security_check_cookie - // basic-NOT: __security_check_cookie + // basic: __security_check_cookie // none-NOT: __security_check_cookie // missing-NOT: __security_check_cookie } @@ -231,8 +217,8 @@ pub fn local_large_var_moved(f: fn(Gigastruct)) { // Even though the local variable conceptually doesn't have its address // taken, it's so large that the "move" is implemented with a reference to a // stack-local variable in the ABI. Consequently, this function *is* - // protected by the `strong` heuristic. This is also the case for - // rvalue-references in C++, regardless of struct size: + // protected. This is also the case for rvalue-references in C++, + // regardless of struct size: // ``` // cat <<EOF | clang++ -O2 -fstack-protector-strong -S -x c++ - -o - | grep stack_chk // #include <cstdint> @@ -246,7 +232,7 @@ pub fn local_large_var_moved(f: fn(Gigastruct)) { // all: __security_check_cookie // strong: __security_check_cookie - // basic-NOT: __security_check_cookie + // basic: __security_check_cookie // none-NOT: __security_check_cookie // missing-NOT: __security_check_cookie } @@ -259,9 +245,9 @@ pub fn local_large_var_cloned(f: fn(Gigastruct)) { // A new instance of `Gigastruct` is passed to `f()`, without any apparent // connection to this stack frame. Still, since instances of `Gigastruct` // are sufficiently large, it is allocated in the caller stack frame and - // passed as a pointer. As such, this function is *also* protected by the - // `strong` heuristic, just like `local_large_var_moved`. This is also the - // case for pass-by-value of sufficiently large structs in C++: + // passed as a pointer. As such, this function is *also* protected, just + // like `local_large_var_moved`. This is also the case for pass-by-value + // of sufficiently large structs in C++: // ``` // cat <<EOF | clang++ -O2 -fstack-protector-strong -S -x c++ - -o - | grep stack_chk // #include <cstdint> @@ -276,7 +262,7 @@ pub fn local_large_var_cloned(f: fn(Gigastruct)) { // all: __security_check_cookie // strong: __security_check_cookie - // basic-NOT: __security_check_cookie + // basic: __security_check_cookie // none-NOT: __security_check_cookie // missing-NOT: __security_check_cookie } diff --git a/tests/assembly/stack-protector/stack-protector-heuristics-effect-windows-64bit.rs b/tests/assembly/stack-protector/stack-protector-heuristics-effect-windows-64bit.rs index 46c77511251..c5915262c09 100644 --- a/tests/assembly/stack-protector/stack-protector-heuristics-effect-windows-64bit.rs +++ b/tests/assembly/stack-protector/stack-protector-heuristics-effect-windows-64bit.rs @@ -37,23 +37,9 @@ pub fn array_char(f: fn(*const char)) { f(&b as *const _); f(&c as *const _); - // Any type of local array variable leads to stack protection with the - // "strong" heuristic. The 'basic' heuristic only adds stack protection to - // functions with local array variables of a byte-sized type, however. Since - // 'char' is 4 bytes in Rust, this function is not protected by the 'basic' - // heuristic - // - // (This test *also* takes the address of the local stack variables. We - // cannot know that this isn't what triggers the `strong` heuristic. - // However, the test strategy of passing the address of a stack array to an - // external function is sufficient to trigger the `basic` heuristic (see - // test `array_u8_large()`). Since the `basic` heuristic only checks for the - // presence of stack-local array variables, we can be confident that this - // test also captures this part of the `strong` heuristic specification.) - // all: __security_check_cookie // strong: __security_check_cookie - // basic-NOT: __security_check_cookie + // basic: __security_check_cookie // none-NOT: __security_check_cookie // missing-NOT: __security_check_cookie } @@ -239,8 +225,8 @@ pub fn local_large_var_moved(f: fn(Gigastruct)) { // Even though the local variable conceptually doesn't have its address // taken, it's so large that the "move" is implemented with a reference to a // stack-local variable in the ABI. Consequently, this function *is* - // protected by the `strong` heuristic. This is also the case for - // rvalue-references in C++, regardless of struct size: + // protected. This is also the case for rvalue-references in C++, + // regardless of struct size: // ``` // cat <<EOF | clang++ -O2 -fstack-protector-strong -S -x c++ - -o - | grep stack_chk // #include <cstdint> @@ -254,7 +240,7 @@ pub fn local_large_var_moved(f: fn(Gigastruct)) { // all: __security_check_cookie // strong: __security_check_cookie - // basic-NOT: __security_check_cookie + // basic: __security_check_cookie // none-NOT: __security_check_cookie // missing-NOT: __security_check_cookie } @@ -267,9 +253,9 @@ pub fn local_large_var_cloned(f: fn(Gigastruct)) { // A new instance of `Gigastruct` is passed to `f()`, without any apparent // connection to this stack frame. Still, since instances of `Gigastruct` // are sufficiently large, it is allocated in the caller stack frame and - // passed as a pointer. As such, this function is *also* protected by the - // `strong` heuristic, just like `local_large_var_moved`. This is also the - // case for pass-by-value of sufficiently large structs in C++: + // passed as a pointer. As such, this function is *also* protected, just + // like `local_large_var_moved`. This is also the case for pass-by-value + // of sufficiently large structs in C++: // ``` // cat <<EOF | clang++ -O2 -fstack-protector-strong -S -x c++ - -o - | grep stack_chk // #include <cstdint> @@ -284,7 +270,7 @@ pub fn local_large_var_cloned(f: fn(Gigastruct)) { // all: __security_check_cookie // strong: __security_check_cookie - // basic-NOT: __security_check_cookie + // basic: __security_check_cookie // none-NOT: __security_check_cookie // missing-NOT: __security_check_cookie } |
