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-rw-r--r--tests/ui/abi/riscv-discoverability-guidance.riscv32.stderr27
-rw-r--r--tests/ui/abi/riscv-discoverability-guidance.riscv64.stderr27
-rw-r--r--tests/ui/abi/riscv-discoverability-guidance.rs27
-rw-r--r--tests/ui/abi/unsupported.aarch64.stderr26
-rw-r--r--tests/ui/abi/unsupported.arm.stderr24
-rw-r--r--tests/ui/abi/unsupported.i686.stderr20
-rw-r--r--tests/ui/abi/unsupported.riscv32.stderr61
-rw-r--r--tests/ui/abi/unsupported.riscv64.stderr61
-rw-r--r--tests/ui/abi/unsupported.rs40
-rw-r--r--tests/ui/abi/unsupported.x64.stderr24
-rw-r--r--tests/ui/feature-gates/feature-gate-abi-riscv-interrupt.rs33
-rw-r--r--tests/ui/feature-gates/feature-gate-abi-riscv-interrupt.stderr57
12 files changed, 382 insertions, 45 deletions
diff --git a/tests/ui/abi/riscv-discoverability-guidance.riscv32.stderr b/tests/ui/abi/riscv-discoverability-guidance.riscv32.stderr
new file mode 100644
index 00000000000..02082c13f91
--- /dev/null
+++ b/tests/ui/abi/riscv-discoverability-guidance.riscv32.stderr
@@ -0,0 +1,27 @@
+error[E0703]: invalid ABI: found `riscv-interrupt`
+  --> $DIR/riscv-discoverability-guidance.rs:17:8
+   |
+LL | extern "riscv-interrupt" fn isr() {}
+   |        ^^^^^^^^^^^^^^^^^
+   |        |
+   |        invalid ABI
+   |        help: did you mean: `"riscv-interrupt-m"`
+   |
+   = note: invoke `rustc --print=calling-conventions` for a full list of supported calling conventions.
+   = note: please use one of riscv-interrupt-m or riscv-interrupt-s for machine- or supervisor-level interrupts, respectively
+
+error[E0703]: invalid ABI: found `riscv-interrupt-u`
+  --> $DIR/riscv-discoverability-guidance.rs:23:8
+   |
+LL | extern "riscv-interrupt-u" fn isr_U() {}
+   |        ^^^^^^^^^^^^^^^^^^^
+   |        |
+   |        invalid ABI
+   |        help: did you mean: `"riscv-interrupt-m"`
+   |
+   = note: invoke `rustc --print=calling-conventions` for a full list of supported calling conventions.
+   = note: user-mode interrupt handlers have been removed from LLVM pending standardization, see: https://reviews.llvm.org/D149314
+
+error: aborting due to 2 previous errors
+
+For more information about this error, try `rustc --explain E0703`.
diff --git a/tests/ui/abi/riscv-discoverability-guidance.riscv64.stderr b/tests/ui/abi/riscv-discoverability-guidance.riscv64.stderr
new file mode 100644
index 00000000000..02082c13f91
--- /dev/null
+++ b/tests/ui/abi/riscv-discoverability-guidance.riscv64.stderr
@@ -0,0 +1,27 @@
+error[E0703]: invalid ABI: found `riscv-interrupt`
+  --> $DIR/riscv-discoverability-guidance.rs:17:8
+   |
+LL | extern "riscv-interrupt" fn isr() {}
+   |        ^^^^^^^^^^^^^^^^^
+   |        |
+   |        invalid ABI
+   |        help: did you mean: `"riscv-interrupt-m"`
+   |
+   = note: invoke `rustc --print=calling-conventions` for a full list of supported calling conventions.
+   = note: please use one of riscv-interrupt-m or riscv-interrupt-s for machine- or supervisor-level interrupts, respectively
+
+error[E0703]: invalid ABI: found `riscv-interrupt-u`
+  --> $DIR/riscv-discoverability-guidance.rs:23:8
+   |
+LL | extern "riscv-interrupt-u" fn isr_U() {}
+   |        ^^^^^^^^^^^^^^^^^^^
+   |        |
+   |        invalid ABI
+   |        help: did you mean: `"riscv-interrupt-m"`
+   |
+   = note: invoke `rustc --print=calling-conventions` for a full list of supported calling conventions.
+   = note: user-mode interrupt handlers have been removed from LLVM pending standardization, see: https://reviews.llvm.org/D149314
+
+error: aborting due to 2 previous errors
+
+For more information about this error, try `rustc --explain E0703`.
diff --git a/tests/ui/abi/riscv-discoverability-guidance.rs b/tests/ui/abi/riscv-discoverability-guidance.rs
new file mode 100644
index 00000000000..f57fcd6044f
--- /dev/null
+++ b/tests/ui/abi/riscv-discoverability-guidance.rs
@@ -0,0 +1,27 @@
+// ignore-tidy-linelength
+// revisions: riscv32 riscv64
+//
+// [riscv32] needs-llvm-components: riscv
+// [riscv32] compile-flags: --target=riscv32i-unknown-none-elf -C target-feature=-unaligned-scalar-mem --crate-type=rlib
+// [riscv64] needs-llvm-components: riscv
+// [riscv64] compile-flags: --target=riscv64gc-unknown-none-elf -C target-feature=-unaligned-scalar-mem --crate-type=rlib
+#![no_core]
+#![feature(
+    no_core,
+    lang_items,
+    abi_riscv_interrupt
+)]
+#[lang = "sized"]
+trait Sized {}
+
+extern "riscv-interrupt" fn isr() {}
+//~^ ERROR invalid ABI
+//~^^ NOTE invalid ABI
+//~^^^ NOTE invoke `rustc --print=calling-conventions` for a full list of supported calling conventions
+//~^^^^ NOTE please use one of riscv-interrupt-m or riscv-interrupt-s
+
+extern "riscv-interrupt-u" fn isr_U() {}
+//~^ ERROR invalid ABI
+//~^^ NOTE invalid ABI
+//~^^^ NOTE invoke `rustc --print=calling-conventions` for a full list of supported calling conventions
+//~^^^^ NOTE user-mode interrupt handlers have been removed from LLVM pending standardization
diff --git a/tests/ui/abi/unsupported.aarch64.stderr b/tests/ui/abi/unsupported.aarch64.stderr
index 980457eeab5..d7b4e6150ff 100644
--- a/tests/ui/abi/unsupported.aarch64.stderr
+++ b/tests/ui/abi/unsupported.aarch64.stderr
@@ -1,53 +1,59 @@
 error[E0570]: `"ptx-kernel"` is not a supported ABI for the current target
-  --> $DIR/unsupported.rs:25:1
+  --> $DIR/unsupported.rs:30:1
    |
 LL | extern "ptx-kernel" fn ptx() {}
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0570]: `"amdgpu-kernel"` is not a supported ABI for the current target
-  --> $DIR/unsupported.rs:27:1
+  --> $DIR/unsupported.rs:32:1
    |
 LL | extern "amdgpu-kernel" fn amdgpu() {}
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0570]: `"wasm"` is not a supported ABI for the current target
-  --> $DIR/unsupported.rs:29:1
+  --> $DIR/unsupported.rs:34:1
    |
 LL | extern "wasm" fn wasm() {}
    | ^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0570]: `"aapcs"` is not a supported ABI for the current target
-  --> $DIR/unsupported.rs:31:1
+  --> $DIR/unsupported.rs:36:1
    |
 LL | extern "aapcs" fn aapcs() {}
    | ^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0570]: `"msp430-interrupt"` is not a supported ABI for the current target
-  --> $DIR/unsupported.rs:35:1
+  --> $DIR/unsupported.rs:42:1
    |
 LL | extern "msp430-interrupt" fn msp430() {}
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0570]: `"avr-interrupt"` is not a supported ABI for the current target
-  --> $DIR/unsupported.rs:37:1
+  --> $DIR/unsupported.rs:44:1
    |
 LL | extern "avr-interrupt" fn avr() {}
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
+error[E0570]: `"riscv-interrupt-m"` is not a supported ABI for the current target
+  --> $DIR/unsupported.rs:46:1
+   |
+LL | extern "riscv-interrupt-m" fn riscv() {}
+   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
 error[E0570]: `"x86-interrupt"` is not a supported ABI for the current target
-  --> $DIR/unsupported.rs:39:1
+  --> $DIR/unsupported.rs:51:1
    |
 LL | extern "x86-interrupt" fn x86() {}
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0570]: `"thiscall"` is not a supported ABI for the current target
-  --> $DIR/unsupported.rs:42:1
+  --> $DIR/unsupported.rs:56:1
    |
 LL | extern "thiscall" fn thiscall() {}
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 warning: use of calling convention not supported on this target
-  --> $DIR/unsupported.rs:46:1
+  --> $DIR/unsupported.rs:62:1
    |
 LL | extern "stdcall" fn stdcall() {}
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -56,6 +62,6 @@ LL | extern "stdcall" fn stdcall() {}
    = note: for more information, see issue #87678 <https://github.com/rust-lang/rust/issues/87678>
    = note: `#[warn(unsupported_calling_conventions)]` on by default
 
-error: aborting due to 8 previous errors; 1 warning emitted
+error: aborting due to 9 previous errors; 1 warning emitted
 
 For more information about this error, try `rustc --explain E0570`.
diff --git a/tests/ui/abi/unsupported.arm.stderr b/tests/ui/abi/unsupported.arm.stderr
index 450abd94886..3a3ed2dd9c5 100644
--- a/tests/ui/abi/unsupported.arm.stderr
+++ b/tests/ui/abi/unsupported.arm.stderr
@@ -1,47 +1,53 @@
 error[E0570]: `"ptx-kernel"` is not a supported ABI for the current target
-  --> $DIR/unsupported.rs:25:1
+  --> $DIR/unsupported.rs:30:1
    |
 LL | extern "ptx-kernel" fn ptx() {}
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0570]: `"amdgpu-kernel"` is not a supported ABI for the current target
-  --> $DIR/unsupported.rs:27:1
+  --> $DIR/unsupported.rs:32:1
    |
 LL | extern "amdgpu-kernel" fn amdgpu() {}
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0570]: `"wasm"` is not a supported ABI for the current target
-  --> $DIR/unsupported.rs:29:1
+  --> $DIR/unsupported.rs:34:1
    |
 LL | extern "wasm" fn wasm() {}
    | ^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0570]: `"msp430-interrupt"` is not a supported ABI for the current target
-  --> $DIR/unsupported.rs:35:1
+  --> $DIR/unsupported.rs:42:1
    |
 LL | extern "msp430-interrupt" fn msp430() {}
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0570]: `"avr-interrupt"` is not a supported ABI for the current target
-  --> $DIR/unsupported.rs:37:1
+  --> $DIR/unsupported.rs:44:1
    |
 LL | extern "avr-interrupt" fn avr() {}
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
+error[E0570]: `"riscv-interrupt-m"` is not a supported ABI for the current target
+  --> $DIR/unsupported.rs:46:1
+   |
+LL | extern "riscv-interrupt-m" fn riscv() {}
+   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
 error[E0570]: `"x86-interrupt"` is not a supported ABI for the current target
-  --> $DIR/unsupported.rs:39:1
+  --> $DIR/unsupported.rs:51:1
    |
 LL | extern "x86-interrupt" fn x86() {}
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0570]: `"thiscall"` is not a supported ABI for the current target
-  --> $DIR/unsupported.rs:42:1
+  --> $DIR/unsupported.rs:56:1
    |
 LL | extern "thiscall" fn thiscall() {}
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 warning: use of calling convention not supported on this target
-  --> $DIR/unsupported.rs:46:1
+  --> $DIR/unsupported.rs:62:1
    |
 LL | extern "stdcall" fn stdcall() {}
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -50,6 +56,6 @@ LL | extern "stdcall" fn stdcall() {}
    = note: for more information, see issue #87678 <https://github.com/rust-lang/rust/issues/87678>
    = note: `#[warn(unsupported_calling_conventions)]` on by default
 
-error: aborting due to 7 previous errors; 1 warning emitted
+error: aborting due to 8 previous errors; 1 warning emitted
 
 For more information about this error, try `rustc --explain E0570`.
diff --git a/tests/ui/abi/unsupported.i686.stderr b/tests/ui/abi/unsupported.i686.stderr
index 0340382a452..31b7d030bd3 100644
--- a/tests/ui/abi/unsupported.i686.stderr
+++ b/tests/ui/abi/unsupported.i686.stderr
@@ -1,39 +1,45 @@
 error[E0570]: `"ptx-kernel"` is not a supported ABI for the current target
-  --> $DIR/unsupported.rs:25:1
+  --> $DIR/unsupported.rs:30:1
    |
 LL | extern "ptx-kernel" fn ptx() {}
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0570]: `"amdgpu-kernel"` is not a supported ABI for the current target
-  --> $DIR/unsupported.rs:27:1
+  --> $DIR/unsupported.rs:32:1
    |
 LL | extern "amdgpu-kernel" fn amdgpu() {}
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0570]: `"wasm"` is not a supported ABI for the current target
-  --> $DIR/unsupported.rs:29:1
+  --> $DIR/unsupported.rs:34:1
    |
 LL | extern "wasm" fn wasm() {}
    | ^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0570]: `"aapcs"` is not a supported ABI for the current target
-  --> $DIR/unsupported.rs:31:1
+  --> $DIR/unsupported.rs:36:1
    |
 LL | extern "aapcs" fn aapcs() {}
    | ^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0570]: `"msp430-interrupt"` is not a supported ABI for the current target
-  --> $DIR/unsupported.rs:35:1
+  --> $DIR/unsupported.rs:42:1
    |
 LL | extern "msp430-interrupt" fn msp430() {}
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0570]: `"avr-interrupt"` is not a supported ABI for the current target
-  --> $DIR/unsupported.rs:37:1
+  --> $DIR/unsupported.rs:44:1
    |
 LL | extern "avr-interrupt" fn avr() {}
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
-error: aborting due to 6 previous errors
+error[E0570]: `"riscv-interrupt-m"` is not a supported ABI for the current target
+  --> $DIR/unsupported.rs:46:1
+   |
+LL | extern "riscv-interrupt-m" fn riscv() {}
+   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+error: aborting due to 7 previous errors
 
 For more information about this error, try `rustc --explain E0570`.
diff --git a/tests/ui/abi/unsupported.riscv32.stderr b/tests/ui/abi/unsupported.riscv32.stderr
new file mode 100644
index 00000000000..1966e18f0a0
--- /dev/null
+++ b/tests/ui/abi/unsupported.riscv32.stderr
@@ -0,0 +1,61 @@
+error[E0570]: `"ptx-kernel"` is not a supported ABI for the current target
+  --> $DIR/unsupported.rs:30:1
+   |
+LL | extern "ptx-kernel" fn ptx() {}
+   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+error[E0570]: `"amdgpu-kernel"` is not a supported ABI for the current target
+  --> $DIR/unsupported.rs:32:1
+   |
+LL | extern "amdgpu-kernel" fn amdgpu() {}
+   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+error[E0570]: `"wasm"` is not a supported ABI for the current target
+  --> $DIR/unsupported.rs:34:1
+   |
+LL | extern "wasm" fn wasm() {}
+   | ^^^^^^^^^^^^^^^^^^^^^^^
+
+error[E0570]: `"aapcs"` is not a supported ABI for the current target
+  --> $DIR/unsupported.rs:36:1
+   |
+LL | extern "aapcs" fn aapcs() {}
+   | ^^^^^^^^^^^^^^^^^^^^^^^^^
+
+error[E0570]: `"msp430-interrupt"` is not a supported ABI for the current target
+  --> $DIR/unsupported.rs:42:1
+   |
+LL | extern "msp430-interrupt" fn msp430() {}
+   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+error[E0570]: `"avr-interrupt"` is not a supported ABI for the current target
+  --> $DIR/unsupported.rs:44:1
+   |
+LL | extern "avr-interrupt" fn avr() {}
+   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+error[E0570]: `"x86-interrupt"` is not a supported ABI for the current target
+  --> $DIR/unsupported.rs:51:1
+   |
+LL | extern "x86-interrupt" fn x86() {}
+   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+error[E0570]: `"thiscall"` is not a supported ABI for the current target
+  --> $DIR/unsupported.rs:56:1
+   |
+LL | extern "thiscall" fn thiscall() {}
+   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+warning: use of calling convention not supported on this target
+  --> $DIR/unsupported.rs:62:1
+   |
+LL | extern "stdcall" fn stdcall() {}
+   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+   |
+   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
+   = note: for more information, see issue #87678 <https://github.com/rust-lang/rust/issues/87678>
+   = note: `#[warn(unsupported_calling_conventions)]` on by default
+
+error: aborting due to 8 previous errors; 1 warning emitted
+
+For more information about this error, try `rustc --explain E0570`.
diff --git a/tests/ui/abi/unsupported.riscv64.stderr b/tests/ui/abi/unsupported.riscv64.stderr
new file mode 100644
index 00000000000..1966e18f0a0
--- /dev/null
+++ b/tests/ui/abi/unsupported.riscv64.stderr
@@ -0,0 +1,61 @@
+error[E0570]: `"ptx-kernel"` is not a supported ABI for the current target
+  --> $DIR/unsupported.rs:30:1
+   |
+LL | extern "ptx-kernel" fn ptx() {}
+   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+error[E0570]: `"amdgpu-kernel"` is not a supported ABI for the current target
+  --> $DIR/unsupported.rs:32:1
+   |
+LL | extern "amdgpu-kernel" fn amdgpu() {}
+   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+error[E0570]: `"wasm"` is not a supported ABI for the current target
+  --> $DIR/unsupported.rs:34:1
+   |
+LL | extern "wasm" fn wasm() {}
+   | ^^^^^^^^^^^^^^^^^^^^^^^
+
+error[E0570]: `"aapcs"` is not a supported ABI for the current target
+  --> $DIR/unsupported.rs:36:1
+   |
+LL | extern "aapcs" fn aapcs() {}
+   | ^^^^^^^^^^^^^^^^^^^^^^^^^
+
+error[E0570]: `"msp430-interrupt"` is not a supported ABI for the current target
+  --> $DIR/unsupported.rs:42:1
+   |
+LL | extern "msp430-interrupt" fn msp430() {}
+   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+error[E0570]: `"avr-interrupt"` is not a supported ABI for the current target
+  --> $DIR/unsupported.rs:44:1
+   |
+LL | extern "avr-interrupt" fn avr() {}
+   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+error[E0570]: `"x86-interrupt"` is not a supported ABI for the current target
+  --> $DIR/unsupported.rs:51:1
+   |
+LL | extern "x86-interrupt" fn x86() {}
+   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+error[E0570]: `"thiscall"` is not a supported ABI for the current target
+  --> $DIR/unsupported.rs:56:1
+   |
+LL | extern "thiscall" fn thiscall() {}
+   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+warning: use of calling convention not supported on this target
+  --> $DIR/unsupported.rs:62:1
+   |
+LL | extern "stdcall" fn stdcall() {}
+   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+   |
+   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
+   = note: for more information, see issue #87678 <https://github.com/rust-lang/rust/issues/87678>
+   = note: `#[warn(unsupported_calling_conventions)]` on by default
+
+error: aborting due to 8 previous errors; 1 warning emitted
+
+For more information about this error, try `rustc --explain E0570`.
diff --git a/tests/ui/abi/unsupported.rs b/tests/ui/abi/unsupported.rs
index bcd95f1ed4c..57278e664b5 100644
--- a/tests/ui/abi/unsupported.rs
+++ b/tests/ui/abi/unsupported.rs
@@ -1,4 +1,4 @@
-// revisions: x64 i686 aarch64 arm
+// revisions: x64 i686 aarch64 arm riscv32 riscv64
 //
 // [x64] needs-llvm-components: x86
 // [x64] compile-flags: --target=x86_64-unknown-linux-gnu --crate-type=rlib
@@ -8,6 +8,10 @@
 // [aarch64] compile-flags: --target=aarch64-unknown-linux-gnu --crate-type=rlib
 // [arm] needs-llvm-components: arm
 // [arm] compile-flags: --target=armv7-unknown-linux-gnueabihf --crate-type=rlib
+// [riscv32] needs-llvm-components: riscv
+// [riscv32] compile-flags: --target=riscv32i-unknown-none-elf --crate-type=rlib
+// [riscv64] needs-llvm-components: riscv
+// [riscv64] compile-flags: --target=riscv64gc-unknown-none-elf --crate-type=rlib
 #![no_core]
 #![feature(
     no_core,
@@ -17,10 +21,11 @@
     abi_avr_interrupt,
     abi_amdgpu_kernel,
     wasm_abi,
-    abi_x86_interrupt
+    abi_x86_interrupt,
+    abi_riscv_interrupt
 )]
-#[lang="sized"]
-trait Sized { }
+#[lang = "sized"]
+trait Sized {}
 
 extern "ptx-kernel" fn ptx() {}
 //~^ ERROR is not a supported ABI
@@ -32,21 +37,36 @@ extern "aapcs" fn aapcs() {}
 //[x64]~^ ERROR is not a supported ABI
 //[i686]~^^ ERROR is not a supported ABI
 //[aarch64]~^^^ ERROR is not a supported ABI
+//[riscv32]~^^^^ ERROR is not a supported ABI
+//[riscv64]~^^^^^ ERROR is not a supported ABI
 extern "msp430-interrupt" fn msp430() {}
 //~^ ERROR is not a supported ABI
 extern "avr-interrupt" fn avr() {}
 //~^ ERROR is not a supported ABI
+extern "riscv-interrupt-m" fn riscv() {}
+//[arm]~^ ERROR is not a supported ABI
+//[x64]~^^ ERROR is not a supported ABI
+//[i686]~^^^ ERROR is not a supported ABI
+//[aarch64]~^^^^ ERROR is not a supported ABI
 extern "x86-interrupt" fn x86() {}
 //[aarch64]~^ ERROR is not a supported ABI
 //[arm]~^^ ERROR is not a supported ABI
+//[riscv32]~^^^ ERROR is not a supported ABI
+//[riscv64]~^^^^ ERROR is not a supported ABI
 extern "thiscall" fn thiscall() {}
 //[x64]~^ ERROR is not a supported ABI
-//[aarch64]~^^ ERROR is not a supported ABI
-//[arm]~^^^ ERROR is not a supported ABI
+//[arm]~^^ ERROR is not a supported ABI
+//[aarch64]~^^^ ERROR is not a supported ABI
+//[riscv32]~^^^^ ERROR is not a supported ABI
+//[riscv64]~^^^^^ ERROR is not a supported ABI
 extern "stdcall" fn stdcall() {}
 //[x64]~^ WARN use of calling convention not supported
 //[x64]~^^ WARN this was previously accepted
-//[aarch64]~^^^ WARN use of calling convention not supported
-//[aarch64]~^^^^ WARN this was previously accepted
-//[arm]~^^^^^ WARN use of calling convention not supported
-//[arm]~^^^^^^ WARN this was previously accepted
+//[arm]~^^^ WARN use of calling convention not supported
+//[arm]~^^^^ WARN this was previously accepted
+//[aarch64]~^^^^^ WARN use of calling convention not supported
+//[aarch64]~^^^^^^ WARN this was previously accepted
+//[riscv32]~^^^^^^^ WARN use of calling convention not supported
+//[riscv32]~^^^^^^^^ WARN this was previously accepted
+//[riscv64]~^^^^^^^^^ WARN use of calling convention not supported
+//[riscv64]~^^^^^^^^^^ WARN this was previously accepted
diff --git a/tests/ui/abi/unsupported.x64.stderr b/tests/ui/abi/unsupported.x64.stderr
index 29eed8505b9..ea62cb15148 100644
--- a/tests/ui/abi/unsupported.x64.stderr
+++ b/tests/ui/abi/unsupported.x64.stderr
@@ -1,47 +1,53 @@
 error[E0570]: `"ptx-kernel"` is not a supported ABI for the current target
-  --> $DIR/unsupported.rs:25:1
+  --> $DIR/unsupported.rs:30:1
    |
 LL | extern "ptx-kernel" fn ptx() {}
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0570]: `"amdgpu-kernel"` is not a supported ABI for the current target
-  --> $DIR/unsupported.rs:27:1
+  --> $DIR/unsupported.rs:32:1
    |
 LL | extern "amdgpu-kernel" fn amdgpu() {}
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0570]: `"wasm"` is not a supported ABI for the current target
-  --> $DIR/unsupported.rs:29:1
+  --> $DIR/unsupported.rs:34:1
    |
 LL | extern "wasm" fn wasm() {}
    | ^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0570]: `"aapcs"` is not a supported ABI for the current target
-  --> $DIR/unsupported.rs:31:1
+  --> $DIR/unsupported.rs:36:1
    |
 LL | extern "aapcs" fn aapcs() {}
    | ^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0570]: `"msp430-interrupt"` is not a supported ABI for the current target
-  --> $DIR/unsupported.rs:35:1
+  --> $DIR/unsupported.rs:42:1
    |
 LL | extern "msp430-interrupt" fn msp430() {}
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0570]: `"avr-interrupt"` is not a supported ABI for the current target
-  --> $DIR/unsupported.rs:37:1
+  --> $DIR/unsupported.rs:44:1
    |
 LL | extern "avr-interrupt" fn avr() {}
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
+error[E0570]: `"riscv-interrupt-m"` is not a supported ABI for the current target
+  --> $DIR/unsupported.rs:46:1
+   |
+LL | extern "riscv-interrupt-m" fn riscv() {}
+   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
 error[E0570]: `"thiscall"` is not a supported ABI for the current target
-  --> $DIR/unsupported.rs:42:1
+  --> $DIR/unsupported.rs:56:1
    |
 LL | extern "thiscall" fn thiscall() {}
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 warning: use of calling convention not supported on this target
-  --> $DIR/unsupported.rs:46:1
+  --> $DIR/unsupported.rs:62:1
    |
 LL | extern "stdcall" fn stdcall() {}
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -50,6 +56,6 @@ LL | extern "stdcall" fn stdcall() {}
    = note: for more information, see issue #87678 <https://github.com/rust-lang/rust/issues/87678>
    = note: `#[warn(unsupported_calling_conventions)]` on by default
 
-error: aborting due to 7 previous errors; 1 warning emitted
+error: aborting due to 8 previous errors; 1 warning emitted
 
 For more information about this error, try `rustc --explain E0570`.
diff --git a/tests/ui/feature-gates/feature-gate-abi-riscv-interrupt.rs b/tests/ui/feature-gates/feature-gate-abi-riscv-interrupt.rs
new file mode 100644
index 00000000000..7755a46da3b
--- /dev/null
+++ b/tests/ui/feature-gates/feature-gate-abi-riscv-interrupt.rs
@@ -0,0 +1,33 @@
+// needs-llvm-components: riscv
+// compile-flags: --target=riscv32imc-unknown-none-elf --crate-type=rlib
+#![no_core]
+#![feature(no_core, lang_items)]
+#[lang = "sized"]
+trait Sized {}
+
+// Test that the riscv interrupt ABIs cannot be used when riscv_interrupt
+// feature gate is not used.
+
+extern "riscv-interrupt-m" fn f() {}
+//~^ ERROR riscv-interrupt ABIs are experimental
+extern "riscv-interrupt-s" fn f_s() {}
+//~^ ERROR riscv-interrupt ABIs are experimental
+
+trait T {
+    extern "riscv-interrupt-m" fn m();
+    //~^ ERROR riscv-interrupt ABIs are experimental
+}
+
+struct S;
+impl T for S {
+    extern "riscv-interrupt-m" fn m() {}
+    //~^ ERROR riscv-interrupt ABIs are experimental
+}
+
+impl S {
+    extern "riscv-interrupt-m" fn im() {}
+    //~^ ERROR riscv-interrupt ABIs are experimental
+}
+
+type TA = extern "riscv-interrupt-m" fn();
+//~^ ERROR riscv-interrupt ABIs are experimental
diff --git a/tests/ui/feature-gates/feature-gate-abi-riscv-interrupt.stderr b/tests/ui/feature-gates/feature-gate-abi-riscv-interrupt.stderr
new file mode 100644
index 00000000000..60c7fa0ea67
--- /dev/null
+++ b/tests/ui/feature-gates/feature-gate-abi-riscv-interrupt.stderr
@@ -0,0 +1,57 @@
+error[E0658]: riscv-interrupt ABIs are experimental and subject to change
+  --> $DIR/feature-gate-abi-riscv-interrupt.rs:11:8
+   |
+LL | extern "riscv-interrupt-m" fn f() {}
+   |        ^^^^^^^^^^^^^^^^^^^
+   |
+   = note: see issue #111889 <https://github.com/rust-lang/rust/issues/111889> for more information
+   = help: add `#![feature(abi_riscv_interrupt)]` to the crate attributes to enable
+
+error[E0658]: riscv-interrupt ABIs are experimental and subject to change
+  --> $DIR/feature-gate-abi-riscv-interrupt.rs:13:8
+   |
+LL | extern "riscv-interrupt-s" fn f_s() {}
+   |        ^^^^^^^^^^^^^^^^^^^
+   |
+   = note: see issue #111889 <https://github.com/rust-lang/rust/issues/111889> for more information
+   = help: add `#![feature(abi_riscv_interrupt)]` to the crate attributes to enable
+
+error[E0658]: riscv-interrupt ABIs are experimental and subject to change
+  --> $DIR/feature-gate-abi-riscv-interrupt.rs:17:12
+   |
+LL |     extern "riscv-interrupt-m" fn m();
+   |            ^^^^^^^^^^^^^^^^^^^
+   |
+   = note: see issue #111889 <https://github.com/rust-lang/rust/issues/111889> for more information
+   = help: add `#![feature(abi_riscv_interrupt)]` to the crate attributes to enable
+
+error[E0658]: riscv-interrupt ABIs are experimental and subject to change
+  --> $DIR/feature-gate-abi-riscv-interrupt.rs:23:12
+   |
+LL |     extern "riscv-interrupt-m" fn m() {}
+   |            ^^^^^^^^^^^^^^^^^^^
+   |
+   = note: see issue #111889 <https://github.com/rust-lang/rust/issues/111889> for more information
+   = help: add `#![feature(abi_riscv_interrupt)]` to the crate attributes to enable
+
+error[E0658]: riscv-interrupt ABIs are experimental and subject to change
+  --> $DIR/feature-gate-abi-riscv-interrupt.rs:28:12
+   |
+LL |     extern "riscv-interrupt-m" fn im() {}
+   |            ^^^^^^^^^^^^^^^^^^^
+   |
+   = note: see issue #111889 <https://github.com/rust-lang/rust/issues/111889> for more information
+   = help: add `#![feature(abi_riscv_interrupt)]` to the crate attributes to enable
+
+error[E0658]: riscv-interrupt ABIs are experimental and subject to change
+  --> $DIR/feature-gate-abi-riscv-interrupt.rs:32:18
+   |
+LL | type TA = extern "riscv-interrupt-m" fn();
+   |                  ^^^^^^^^^^^^^^^^^^^
+   |
+   = note: see issue #111889 <https://github.com/rust-lang/rust/issues/111889> for more information
+   = help: add `#![feature(abi_riscv_interrupt)]` to the crate attributes to enable
+
+error: aborting due to 6 previous errors
+
+For more information about this error, try `rustc --explain E0658`.
generated by cgit-pink 1.4.1-3-g733a5 (git 2.37.1) at 2026-01-17 13:31:16 +0000