[tsan] Fix typo in type (llvm#115769)

vitalybuka · web-flow · commit 9254b81990a4 · 2024-11-11T13:16:27.000-08:00
Introduced with llvm#114931 Fixes golang/go#70283
diff --git a/compiler-rt/lib/tsan/rtl/tsan_interface_atomic.cpp b/compiler-rt/lib/tsan/rtl/tsan_interface_atomic.cpp
@@ -987,7 +987,7 @@ SANITIZER_INTERFACE_ATTRIBUTE
 void __tsan_go_atomic64_compare_exchange(ThreadState *thr, uptr cpc, uptr pc,
                                          u8 *a) {
   a64 cmp = *(a64 *)(a + 8);
-  a32 cur = AtomicGoRet<OpCAS>(thr, cpc, pc, mo_acq_rel, mo_acquire, *(a64 **)a,
+  a64 cur = AtomicGoRet<OpCAS>(thr, cpc, pc, mo_acq_rel, mo_acquire, *(a64 **)a,
                                cmp, *(a64 *)(a + 16));
   *(bool *)(a + 24) = (cur == cmp);
 }

Original file line number	Diff line number	Diff line change
`@@ -987,7 +987,7 @@ SANITIZER_INTERFACE_ATTRIBUTE`
`987`	`987`	`void __tsan_go_atomic64_compare_exchange(ThreadState *thr, uptr cpc, uptr pc,`
`988`	`988`	`u8 *a) {`
`989`	`989`	`a64 cmp = (a64 )(a + 8);`
`990`		`- a32 cur = AtomicGoRet<OpCAS>(thr, cpc, pc, mo_acq_rel, mo_acquire, (a64 *)a,`
	`990`	`+ a64 cur = AtomicGoRet<OpCAS>(thr, cpc, pc, mo_acq_rel, mo_acquire, (a64 *)a,`
`991`	`991`	`cmp, (a64 )(a + 16));`
`992`	`992`	`(bool )(a + 24) = (cur == cmp);`
`993`	`993`	`}`