[clang] [compiler-rt] [Coverage] Fix region termination for GNU statement expressions (PR #130976)

[LLVM Continuous Integration via llvm-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `clang-cmake-x86_64-avx512-linux` running on `avx512-intel64` while building `clang,compiler-rt` at step 7 "ninja check 1".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/133/builds/13131

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

```
Step 7 (ninja check 1) failure: stage 1 checked (failure)
******************** TEST 'Profile-i386 :: Linux/coverage-statement-expression.cpp' FAILED ********************
Exit Code: 1

Command Output (stderr):
--
RUN: at line 1: /localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/stage1/./bin/clang  --driver-mode=g++  -m32  -ldl  -fprofile-instr-generate -std=gnu++17 -fuse-ld=lld -fcoverage-mapping -o /localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/stage1/runtimes/runtimes-bins/compiler-rt/test/profile/Profile-i386/Linux/Output/coverage-statement-expression.cpp.tmp /localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/compiler-rt/test/profile/Linux/coverage-statement-expression.cpp
+ /localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/stage1/./bin/clang --driver-mode=g++ -m32 -ldl -fprofile-instr-generate -std=gnu++17 -fuse-ld=lld -fcoverage-mapping -o /localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/stage1/runtimes/runtimes-bins/compiler-rt/test/profile/Profile-i386/Linux/Output/coverage-statement-expression.cpp.tmp /localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/compiler-rt/test/profile/Linux/coverage-statement-expression.cpp
clang: error: invalid linker name in argument '-fuse-ld=lld'

--

********************


```

</details>

https://github.com/llvm/llvm-project/pull/130976