[libcxx-commits] [mlir] [llvm] [libcxx] [compiler-rt] [clang] [CI] Add lld as compiler-rt dependecy (PR #78536)

[Vitaly Buka via libcxx-commits]

https://github.com/vitalybuka updated https://github.com/llvm/llvm-project/pull/78536

>From cbdd94e111df298caa38b007b1f46a82a7bac73a Mon Sep 17 00:00:00 2001
From: Vitaly Buka <vitalybuka at google.com>
Date: Wed, 17 Jan 2024 18:13:57 -0800
Subject: [PATCH] =?UTF-8?q?[=F0=9D=98=80=F0=9D=97=BD=F0=9D=97=BF]=20change?=
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Created using spr 1.3.4

[skip ci]
---
 .../sanitizer_symbolizer_report.cpp           |  3 ++-
 .../TestCases/allocator_returns_null.cpp      | 19 +++++++++++++++++--
 2 files changed, 19 insertions(+), 3 deletions(-)

diff --git a/compiler-rt/lib/sanitizer_common/sanitizer_symbolizer_report.cpp b/compiler-rt/lib/sanitizer_common/sanitizer_symbolizer_report.cpp
index 253dc10607a6ebe..8438e019591b58a 100644
--- a/compiler-rt/lib/sanitizer_common/sanitizer_symbolizer_report.cpp
+++ b/compiler-rt/lib/sanitizer_common/sanitizer_symbolizer_report.cpp
@@ -34,7 +34,8 @@ static bool FrameIsInternal(const SymbolizedStack *frame) {
     return true;
   const char *file = frame->info.file;
   const char *module = frame->info.module;
-  if (file && (internal_strstr(file, "/compiler-rt/lib/")))
+  if (file && (internal_strstr(file, "/compiler-rt/lib/") ||
+               internal_strstr(file, "/include/c++/")))
     return true;
   if (module && (internal_strstr(module, "libclang_rt.")))
     return true;
diff --git a/compiler-rt/test/sanitizer_common/TestCases/allocator_returns_null.cpp b/compiler-rt/test/sanitizer_common/TestCases/allocator_returns_null.cpp
index ca6f637b9a3f505..1e4b0ed520b8a4d 100644
--- a/compiler-rt/test/sanitizer_common/TestCases/allocator_returns_null.cpp
+++ b/compiler-rt/test/sanitizer_common/TestCases/allocator_returns_null.cpp
@@ -34,17 +34,20 @@
 // RUN:   | FileCheck %s --check-prefix=CHECK-nnCRASH
 // RUN: %env_tool_opts=allocator_may_return_null=1     %run %t new-nothrow 2>&1 \
 // RUN:   | FileCheck %s --check-prefix=CHECK-NULL
+// RUN: %env_tool_opts=allocator_may_return_null=0 not %run %t vector 2>&1 \
+// RUN:   | FileCheck %s --check-prefix=CHECK-vCRASH
 
 // TODO(alekseyshl): win32 is disabled due to failing errno tests, fix it there.
 // UNSUPPORTED: ubsan, target={{.*windows-msvc.*}}
 
 #include <assert.h>
 #include <errno.h>
+#include <limits>
+#include <new>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include <limits>
-#include <new>
+#include <vector>
 
 int main(int argc, char **argv) {
   assert(argc == 2);
@@ -60,6 +63,8 @@ int main(int argc, char **argv) {
       (3UL << 30) + 1;
 #endif
 
+  std::vector<char> v;
+
   void *x = nullptr;
   if (!strcmp(action, "malloc")) {
     x = malloc(kMaxAllowedMallocSizePlusOne);
@@ -82,6 +87,14 @@ int main(int argc, char **argv) {
     x = operator new(kMaxAllowedMallocSizePlusOne);
   } else if (!strcmp(action, "new-nothrow")) {
     x = operator new(kMaxAllowedMallocSizePlusOne, std::nothrow);
+  } else if (!strcmp(action, "vector")) {
+#if __LP64__ || defined(_WIN64)
+    v.resize(kMaxAllowedMallocSizePlusOne);
+    x = v.data();
+#else
+    // Fake it: 32bit fails early in std.
+    x = malloc(kMaxAllowedMallocSizePlusOne);
+#endif
   } else {
     assert(0);
   }
@@ -117,6 +130,8 @@ int main(int argc, char **argv) {
 // CHECK-nnCRASH: new-nothrow:
 // CHECK-nnCRASH: #{{[0-9]+.*}}allocator_returns_null.cpp
 // CHECK-nnCRASH: {{SUMMARY: .*Sanitizer: allocation-size-too-big.*allocator_returns_null.cpp.*}} in main
+// CHECK-vCRASH: #{{[0-9]+.*}}allocator_returns_null.cpp
+// CHECK-vCRASH: {{SUMMARY: .*Sanitizer: allocation-size-too-big.*allocator_returns_null.cpp.*}} in main
 
 // CHECK-NULL: {{malloc|calloc|calloc-overflow|realloc|realloc-after-malloc|new-nothrow}}
 // CHECK-NULL: errno: 12, x: 0