[libcxx-commits] [libcxxabi] [libunwind] [NFCI][test][asm] Enable AT&T syntax explicitly (PR #166818)

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llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-libunwind

Author: Raul Tambre (tambry)

<details>
<summary>Changes</summary>

Implementation files using the Intel syntax typically explicitly specify it. Do the same for the few files where applicable for AT&T.

This enables building LLVM with `-mllvm -x86-asm-syntax=intel` in one's Clang config files (i.e. a global preference for Intel syntax).

---
Full diff: https://github.com/llvm/llvm-project/pull/166818.diff


2 Files Affected:

- (modified) libcxxabi/test/native/x86_64/lpstart-zero.pass.sh.s (+1) 
- (modified) libunwind/test/remember_state_leak.pass.sh.s (+1) 


``````````diff
diff --git a/libcxxabi/test/native/x86_64/lpstart-zero.pass.sh.s b/libcxxabi/test/native/x86_64/lpstart-zero.pass.sh.s
index e18134cf88639..7f1da22971223 100644
--- a/libcxxabi/test/native/x86_64/lpstart-zero.pass.sh.s
+++ b/libcxxabi/test/native/x86_64/lpstart-zero.pass.sh.s
@@ -23,6 +23,7 @@
 ## The exception table is modified to use udata4 encoding for LPStart and
 ## sdata4 encoding for call sites.
 
+	.att_syntax
 	.text
 	.globl	main                            # -- Begin function main
 	.p2align	4, 0x90
diff --git a/libunwind/test/remember_state_leak.pass.sh.s b/libunwind/test/remember_state_leak.pass.sh.s
index 63beb7e4701ec..d3335cf82290b 100644
--- a/libunwind/test/remember_state_leak.pass.sh.s
+++ b/libunwind/test/remember_state_leak.pass.sh.s
@@ -38,6 +38,7 @@
 
     SIZEOF_UNWIND_EXCEPTION = 32
 
+    .att_syntax
     .text
 callback:
     xorl    %eax, %eax

``````````

</details>


https://github.com/llvm/llvm-project/pull/166818