[libc-commits] [libc] 7f5bf77 - [libc] Temporarily disable hanging test on sm_60 (#138561)

[via libc-commits]

Author: Joseph Huber
Date: 2025-05-05T13:17:17-05:00
New Revision: 7f5bf77c657719f6f305139f7dd6d1871f4041e5

URL: https://github.com/llvm/llvm-project/commit/7f5bf77c657719f6f305139f7dd6d1871f4041e5
DIFF: https://github.com/llvm/llvm-project/commit/7f5bf77c657719f6f305139f7dd6d1871f4041e5.diff

LOG: [libc] Temporarily disable hanging test on sm_60 (#138561)

Added: 
    

Modified: 
    libc/test/integration/src/__support/GPU/match.cpp

Removed: 
    


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diff  --git a/libc/test/integration/src/__support/GPU/match.cpp b/libc/test/integration/src/__support/GPU/match.cpp
index 0eadb1364eec7..2d314c2805158 100644
--- a/libc/test/integration/src/__support/GPU/match.cpp
+++ b/libc/test/integration/src/__support/GPU/match.cpp
@@ -14,6 +14,8 @@ using namespace LIBC_NAMESPACE;
 
 // Test to ensure that match any / match all work.
 static void test_match() {
+  // FIXME: Disable on older SMs as they hang for some reason.
+#if !defined(__CUDA_ARCH__) || __CUDA_ARCH__ >= 700
   uint64_t mask = gpu::get_lane_mask();
   EXPECT_EQ(1ull << gpu::get_lane_id(),
             gpu::match_any(mask, gpu::get_lane_id()));
@@ -23,6 +25,7 @@ static void test_match() {
   EXPECT_EQ(expected, gpu::match_any(mask, gpu::get_lane_id() < 16));
   EXPECT_EQ(mask, gpu::match_all(mask, 1));
   EXPECT_EQ(0ull, gpu::match_all(mask, gpu::get_lane_id()));
+#endif
 }
 
 TEST_MAIN(int argc, char **argv, char **envp) {