summaryrefslogtreecommitdiff
path: root/test/Modules/crash-vfs-path-traversal.m
diff options
context:
space:
mode:
Diffstat (limited to 'test/Modules/crash-vfs-path-traversal.m')
-rw-r--r--test/Modules/crash-vfs-path-traversal.m65
1 files changed, 65 insertions, 0 deletions
diff --git a/test/Modules/crash-vfs-path-traversal.m b/test/Modules/crash-vfs-path-traversal.m
new file mode 100644
index 0000000000000..3377de47d0b2e
--- /dev/null
+++ b/test/Modules/crash-vfs-path-traversal.m
@@ -0,0 +1,65 @@
+// REQUIRES: crash-recovery, shell, non-ms-sdk, non-ps4-sdk
+
+// FIXME: Canonicalizing paths to remove relative traversal components
+// currenty fails a unittest on windows and is disable by default.
+// FIXME: This XFAIL is cargo-culted from crash-report.c. Do we need it?
+// XFAIL: mingw32
+
+// RUN: rm -rf %t
+// RUN: mkdir -p %t/i %t/m %t
+
+// RUN: not env FORCE_CLANG_DIAGNOSTICS_CRASH= TMPDIR=%t TEMP=%t TMP=%t \
+// RUN: %clang -fsyntax-only %s -I %S/Inputs/crash-recovery -isysroot %/t/i/ \
+// RUN: -fmodules -fmodules-cache-path=%t/m/ 2>&1 | FileCheck %s
+
+// RUN: FileCheck --check-prefix=CHECKSRC %s -input-file %t/crash-vfs-*.m
+// RUN: FileCheck --check-prefix=CHECKSH %s -input-file %t/crash-vfs-*.sh
+// RUN: FileCheck --check-prefix=CHECKYAML %s -input-file \
+// RUN: %t/crash-vfs-*.cache/vfs/vfs.yaml
+// RUN: find %t/crash-vfs-*.cache/vfs | \
+// RUN: grep "Inputs/crash-recovery/usr/include/stdio.h" | count 1
+
+#include "usr/././//////include/../include/./././../include/stdio.h"
+
+// CHECK: Preprocessed source(s) and associated run script(s) are located at:
+// CHECK-NEXT: note: diagnostic msg: {{.*}}.m
+// CHECK-NEXT: note: diagnostic msg: {{.*}}.cache
+
+// CHECKSRC: @import cstd.stdio;
+
+// CHECKSH: # Crash reproducer
+// CHECKSH-NEXT: # Driver args: "-fsyntax-only"
+// CHECKSH-NEXT: # Original command: {{.*$}}
+// CHECKSH-NEXT: "-cc1"
+// CHECKSH: "-isysroot" "{{[^"]*}}/i/"
+// CHECKSH-NOT: "-fmodules-cache-path="
+// CHECKSH: "crash-vfs-{{[^ ]*}}.m"
+// CHECKSH: "-ivfsoverlay" "crash-vfs-{{[^ ]*}}.cache/vfs/vfs.yaml"
+// CHECKSH: "-fmodules-cache-path=crash-vfs-{{[^ ]*}}.cache/modules"
+
+// CHECKYAML: 'case-sensitive':
+// CHECKYAML-NEXT: 'use-external-names': 'false',
+// CHECKYAML-NEXT: 'overlay-relative': 'true',
+// CHECKYAML: 'type': 'directory'
+// CHECKYAML: 'name': "/[[PATH:.*]]/Inputs/crash-recovery/usr/include",
+// CHECKYAML-NEXT: 'contents': [
+// CHECKYAML-NEXT: {
+// CHECKYAML-NEXT: 'type': 'file',
+// CHECKYAML-NEXT: 'name': "module.map",
+// CHECKYAML-NEXT: 'external-contents': "/[[PATH]]/Inputs/crash-recovery/usr/include/module.map"
+// CHECKYAML-NEXT: },
+
+// Replace the paths in the YAML files with relative ".." traversals
+// and fed into clang to test whether we're correctly representing them
+// in the VFS overlay.
+
+// RUN: sed -e "s@usr/include@usr/include/../include@g" \
+// RUN: %t/crash-vfs-*.cache/vfs/vfs.yaml > %t/vfs.yaml
+// RUN: cp %t/vfs.yaml %t/crash-vfs-*.cache/vfs/vfs.yaml
+// RUN: unset FORCE_CLANG_DIAGNOSTICS_CRASH
+// RUN: %clang -E %s -I %S/Inputs/crash-recovery -isysroot %/t/i/ \
+// RUN: -ivfsoverlay %t/crash-vfs-*.cache/vfs/vfs.yaml -fmodules \
+// RUN: -fmodules-cache-path=%t/m/ 2>&1 \
+// RUN: | FileCheck %s --check-prefix=CHECKOVERLAY
+
+// CHECKOVERLAY: @import cstd.stdio; /* clang -E: implicit import for "/{{[^ ].*}}/usr/././//////include/../include/./././../include/stdio.h" */