diff options
| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:06:37 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:06:37 +0000 |
| commit | 246f239d9f40f633160f0c18f87a20922d4e77bb (patch) | |
| tree | 5a88572663584b3d4d28e5a20e10abab1be40884 /compiler/rustc_target/src/spec/thumbv6m_none_eabi.rs | |
| parent | Releasing progress-linux version 1.64.0+dfsg1-1~progress7.99u1. (diff) | |
| download | rustc-246f239d9f40f633160f0c18f87a20922d4e77bb.tar.xz rustc-246f239d9f40f633160f0c18f87a20922d4e77bb.zip | |
Merging debian version 1.65.0+dfsg1-2.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'compiler/rustc_target/src/spec/thumbv6m_none_eabi.rs')
| -rw-r--r-- | compiler/rustc_target/src/spec/thumbv6m_none_eabi.rs | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/compiler/rustc_target/src/spec/thumbv6m_none_eabi.rs b/compiler/rustc_target/src/spec/thumbv6m_none_eabi.rs index 2546ab9b7..c9bb0112f 100644 --- a/compiler/rustc_target/src/spec/thumbv6m_none_eabi.rs +++ b/compiler/rustc_target/src/spec/thumbv6m_none_eabi.rs @@ -13,7 +13,9 @@ pub fn target() -> Target { abi: "eabi".into(), // The ARMv6-M architecture doesn't support unaligned loads/stores so we disable them // with +strict-align. - features: "+strict-align".into(), + // Also force-enable 32-bit atomics, which allows the use of atomic load/store only. + // The resulting atomics are ABI incompatible with atomics backed by libatomic. + features: "+strict-align,+atomics-32".into(), // There are no atomic CAS instructions available in the instruction set of the ARMv6-M // architecture atomic_cas: false, |