[llvm] [HWASan] remove incorrectly inferred attributes (PR #106565)

LLVM Continuous Integration via llvm-commits llvm-commits at lists.llvm.org
Thu Aug 29 13:12:00 PDT 2024 

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `llvm-clang-aarch64-darwin` running on `doug-worker-4` while building `llvm` at step 6 "test-build-unified-tree-check-all".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/190/builds/4712

<details>
<summary>Here is the relevant piece of the build log for the reference</summary>

```
Step 6 (test-build-unified-tree-check-all) failure: test (failure)
******************** TEST 'Clang :: CodeGen/address-safety-attr-flavors.cpp' FAILED ********************
Exit Code: 1

Command Output (stderr):
--
RUN: at line 8: /Users/buildbot/buildbot-root/aarch64-darwin/build/bin/clang -cc1 -internal-isystem /Users/buildbot/buildbot-root/aarch64-darwin/build/lib/clang/20/include -nostdsysteminc -triple i386-unknown-linux -disable-O0-optnone    -emit-llvm -o - /Users/buildbot/buildbot-root/aarch64-darwin/llvm-project/clang/test/CodeGen/address-safety-attr-flavors.cpp | /Users/buildbot/buildbot-root/aarch64-darwin/build/bin/FileCheck -check-prefix=CHECK-NOASAN /Users/buildbot/buildbot-root/aarch64-darwin/llvm-project/clang/test/CodeGen/address-safety-attr-flavors.cpp
+ /Users/buildbot/buildbot-root/aarch64-darwin/build/bin/clang -cc1 -internal-isystem /Users/buildbot/buildbot-root/aarch64-darwin/build/lib/clang/20/include -nostdsysteminc -triple i386-unknown-linux -disable-O0-optnone -emit-llvm -o - /Users/buildbot/buildbot-root/aarch64-darwin/llvm-project/clang/test/CodeGen/address-safety-attr-flavors.cpp
+ /Users/buildbot/buildbot-root/aarch64-darwin/build/bin/FileCheck -check-prefix=CHECK-NOASAN /Users/buildbot/buildbot-root/aarch64-darwin/llvm-project/clang/test/CodeGen/address-safety-attr-flavors.cpp
RUN: at line 11: /Users/buildbot/buildbot-root/aarch64-darwin/build/bin/clang -cc1 -internal-isystem /Users/buildbot/buildbot-root/aarch64-darwin/build/lib/clang/20/include -nostdsysteminc -triple i386-unknown-linux -fsanitize=address    -disable-O0-optnone -emit-llvm -o - /Users/buildbot/buildbot-root/aarch64-darwin/llvm-project/clang/test/CodeGen/address-safety-attr-flavors.cpp |    /Users/buildbot/buildbot-root/aarch64-darwin/build/bin/FileCheck -check-prefix=CHECK-ASAN /Users/buildbot/buildbot-root/aarch64-darwin/llvm-project/clang/test/CodeGen/address-safety-attr-flavors.cpp
+ /Users/buildbot/buildbot-root/aarch64-darwin/build/bin/clang -cc1 -internal-isystem /Users/buildbot/buildbot-root/aarch64-darwin/build/lib/clang/20/include -nostdsysteminc -triple i386-unknown-linux -fsanitize=address -disable-O0-optnone -emit-llvm -o - /Users/buildbot/buildbot-root/aarch64-darwin/llvm-project/clang/test/CodeGen/address-safety-attr-flavors.cpp
+ /Users/buildbot/buildbot-root/aarch64-darwin/build/bin/FileCheck -check-prefix=CHECK-ASAN /Users/buildbot/buildbot-root/aarch64-darwin/llvm-project/clang/test/CodeGen/address-safety-attr-flavors.cpp
RUN: at line 15: /Users/buildbot/buildbot-root/aarch64-darwin/build/bin/clang -cc1 -internal-isystem /Users/buildbot/buildbot-root/aarch64-darwin/build/lib/clang/20/include -nostdsysteminc -triple i386-unknown-linux -fsanitize=kernel-address    -disable-O0-optnone -emit-llvm -o - /Users/buildbot/buildbot-root/aarch64-darwin/llvm-project/clang/test/CodeGen/address-safety-attr-flavors.cpp |    /Users/buildbot/buildbot-root/aarch64-darwin/build/bin/FileCheck -check-prefix=CHECK-KASAN /Users/buildbot/buildbot-root/aarch64-darwin/llvm-project/clang/test/CodeGen/address-safety-attr-flavors.cpp
+ /Users/buildbot/buildbot-root/aarch64-darwin/build/bin/clang -cc1 -internal-isystem /Users/buildbot/buildbot-root/aarch64-darwin/build/lib/clang/20/include -nostdsysteminc -triple i386-unknown-linux -fsanitize=kernel-address -disable-O0-optnone -emit-llvm -o - /Users/buildbot/buildbot-root/aarch64-darwin/llvm-project/clang/test/CodeGen/address-safety-attr-flavors.cpp
+ /Users/buildbot/buildbot-root/aarch64-darwin/build/bin/FileCheck -check-prefix=CHECK-KASAN /Users/buildbot/buildbot-root/aarch64-darwin/llvm-project/clang/test/CodeGen/address-safety-attr-flavors.cpp
RUN: at line 19: /Users/buildbot/buildbot-root/aarch64-darwin/build/bin/clang -cc1 -internal-isystem /Users/buildbot/buildbot-root/aarch64-darwin/build/lib/clang/20/include -nostdsysteminc -triple i386-unknown-linux -fsanitize=hwaddress    -disable-O0-optnone -emit-llvm -o - /Users/buildbot/buildbot-root/aarch64-darwin/llvm-project/clang/test/CodeGen/address-safety-attr-flavors.cpp |    /Users/buildbot/buildbot-root/aarch64-darwin/build/bin/FileCheck -check-prefix=CHECK-HWASAN /Users/buildbot/buildbot-root/aarch64-darwin/llvm-project/clang/test/CodeGen/address-safety-attr-flavors.cpp
+ /Users/buildbot/buildbot-root/aarch64-darwin/build/bin/FileCheck -check-prefix=CHECK-HWASAN /Users/buildbot/buildbot-root/aarch64-darwin/llvm-project/clang/test/CodeGen/address-safety-attr-flavors.cpp
+ /Users/buildbot/buildbot-root/aarch64-darwin/build/bin/clang -cc1 -internal-isystem /Users/buildbot/buildbot-root/aarch64-darwin/build/lib/clang/20/include -nostdsysteminc -triple i386-unknown-linux -fsanitize=hwaddress -disable-O0-optnone -emit-llvm -o - /Users/buildbot/buildbot-root/aarch64-darwin/llvm-project/clang/test/CodeGen/address-safety-attr-flavors.cpp
/Users/buildbot/buildbot-root/aarch64-darwin/llvm-project/clang/test/CodeGen/address-safety-attr-flavors.cpp:31:18: error: CHECK-HWASAN: expected string not found in input
// CHECK-HWASAN: Function Attrs: mustprogress noinline nounwind sanitize_hwaddress
                 ^
<stdin>:1:1: note: scanning from here
; ModuleID = '/Users/buildbot/buildbot-root/aarch64-darwin/llvm-project/clang/test/CodeGen/address-safety-attr-flavors.cpp'
^
<stdin>:18:3: note: possible intended match here
; Function Attrs: mustprogress nobuiltin noinline nounwind sanitize_hwaddress
  ^

Input file: <stdin>
Check file: /Users/buildbot/buildbot-root/aarch64-darwin/llvm-project/clang/test/CodeGen/address-safety-attr-flavors.cpp

-dump-input=help explains the following input dump.

Input was:
<<<<<<
            1: ; ModuleID = '/Users/buildbot/buildbot-root/aarch64-darwin/llvm-project/clang/test/CodeGen/address-safety-attr-flavors.cpp' 
check:31'0     X~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ error: no match found
            2: source_filename = "/Users/buildbot/buildbot-root/aarch64-darwin/llvm-project/clang/test/CodeGen/address-safety-attr-flavors.cpp" 
check:31'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
            3: target datalayout = "e-m:e-p:32:32-p270:32:32-p271:32:32-p272:64:64-i128:128-f64:32:64-f80:32-n8:16:32-S128" 
check:31'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
            4: target triple = "i386-unknown-linux" 
check:31'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
            5:  
check:31'0     ~
            6: $hwasan.module_ctor = comdat any 
check:31'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
            7:  
check:31'0     ~
            8:  at llvm.used = appending global [1 x ptr] [ptr @hwasan.module_ctor], section "llvm.metadata" 
check:31'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
...

```

</details>

https://github.com/llvm/llvm-project/pull/106565

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