JDK-8254144 : Non-x86 Zero builds fail with return-type warning in os_linux_zero.cpp
- Type: Bug
- Component: hotspot
- Sub-Component: runtime
- Affected Version: 8,11,15,16
- Priority: P4
- Status: Resolved
- Resolution: Fixed
- Submitted: 2020-10-07
- Updated: 2024-12-06
- Resolved: 2020-10-08
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| JDK 11 | JDK 15 | JDK 16 | Other |
|---|---|---|---|
| 11.0.10Fixed | 15.0.2Fixed | 16 b20Fixed  |
openjdk8u282Fixed |
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Description
src/hotspot/os_cpu/linux_zero/os_linux_zero.cpp: In function long long unsigned int __sync_val_compare_and_swap_8(volatile void*, long long unsigned int, long long unsigned int): src/hotspot/os_cpu/linux_zero/os_linux_zero.cpp:499:3: warning: no return statement in function returning non-void [-Wreturn-type] } There is ShouldNotCallThis(), but no return. This readily reproduces in 11u. It does not seem to reproduce in HEAD, but it is a bug nevertheless.
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