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authorRalf Jung <post@ralfj.de>2025-04-25 10:43:50 +0000
committerGitHub <noreply@github.com>2025-04-25 10:43:50 +0000
commitea9037e1654d2fb7e29dca87679d3c18a713f82d (patch)
treeb304db669fcd8cadd9f7d0e3119e54545326318a /compiler/rustc_codegen_llvm/src/builder.rs
parent0ee8f32dcd42a5091579f11db87f86672971a1d1 (diff)
parent673c879abb7f3b05e25f0da5654e2a484abc17c0 (diff)
downloadrust-ea9037e1654d2fb7e29dca87679d3c18a713f82d.tar.gz
rust-ea9037e1654d2fb7e29dca87679d3c18a713f82d.zip
Merge pull request #4292 from rust-lang/rustup-2025-04-25
Automatic Rustup
Diffstat (limited to 'compiler/rustc_codegen_llvm/src/builder.rs')
-rw-r--r--compiler/rustc_codegen_llvm/src/builder.rs2
1 files changed, 2 insertions, 0 deletions
diff --git a/compiler/rustc_codegen_llvm/src/builder.rs b/compiler/rustc_codegen_llvm/src/builder.rs
index 27f7f95f100..04c8118b616 100644
--- a/compiler/rustc_codegen_llvm/src/builder.rs
+++ b/compiler/rustc_codegen_llvm/src/builder.rs
@@ -594,6 +594,7 @@ impl<'a, 'll, 'tcx> BuilderMethods<'a, 'tcx> for Builder<'a, 'll, 'tcx> {
     fn load(&mut self, ty: &'ll Type, ptr: &'ll Value, align: Align) -> &'ll Value {
         unsafe {
             let load = llvm::LLVMBuildLoad2(self.llbuilder, ty, ptr, UNNAMED);
+            let align = align.min(self.cx().tcx.sess.target.max_reliable_alignment());
             llvm::LLVMSetAlignment(load, align.bytes() as c_uint);
             load
         }
@@ -807,6 +808,7 @@ impl<'a, 'll, 'tcx> BuilderMethods<'a, 'tcx> for Builder<'a, 'll, 'tcx> {
         assert_eq!(self.cx.type_kind(self.cx.val_ty(ptr)), TypeKind::Pointer);
         unsafe {
             let store = llvm::LLVMBuildStore(self.llbuilder, val, ptr);
+            let align = align.min(self.cx().tcx.sess.target.max_reliable_alignment());
             let align =
                 if flags.contains(MemFlags::UNALIGNED) { 1 } else { align.bytes() as c_uint };
             llvm::LLVMSetAlignment(store, align);