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test: work around clang optimizer bug on aarch64

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This commit is contained in:
Marcus Holland-Moritz 2025-07-25 17:18:13 +02:00
parent 1e85a8df5e
commit 5a897b0abc
1 changed files with 11 additions and 0 deletions
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11
test/global_metadata_test.cpp
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@ -70,6 +70,13 @@ TEST_F(global_metadata_test, check_empty_tables) {
EXPECT_THAT([&] { check(raw); }, throws_error("empty modes table")); EXPECT_THAT([&] { check(raw); }, throws_error("empty modes table"));
} }
// On aarch64, Clang will wrongly optimize away some of the assignments
// in this test, leading to false positives. I'm pretty sure this is a bug
// in Clang, need to reproduce it and file a bug report.
#if defined(__clang__) && defined(__aarch64__)
#pragma clang optimize off
#endif
TEST_F(global_metadata_test, check_index_range) { TEST_F(global_metadata_test, check_index_range) {
metadata raw; metadata raw;
raw.directories()->resize(1); raw.directories()->resize(1);
@ -138,6 +145,10 @@ TEST_F(global_metadata_test, check_index_range) {
EXPECT_THAT([&] { check(raw); }, throws_error("inode_num out of range")); EXPECT_THAT([&] { check(raw); }, throws_error("inode_num out of range"));
} }
#if defined(__clang__) && defined(__aarch64__)
#pragma clang optimize on
#endif
TEST_F(global_metadata_test, check_packed_tables) { TEST_F(global_metadata_test, check_packed_tables) {
metadata raw; metadata raw;
raw.inodes()->resize(2); raw.inodes()->resize(2);